organic compounds
(2R,3S,4R)-3,4-Isopropylidenedioxy-2-(phenylsulfonylmethyl)pyrrolidin-1-ol
aDepartamento de Quimica Organica, Universidad de Salamanca, Plaza de los Caidos, 37008 Salamanca, Spain, and bServicio General de Rayos X, Universidad de Salamanca, Plaza de los Caidos, 37008 Salamanca, Spain
*Correspondence e-mail: ddm@usal.es
The title compound, C14H19NO5S, was prepared by nucleophilic addition of the lithium derivative of methylphenylsulfone to (3S,4R)-3,4-isopropylidenedioxypyrroline 1-oxide. There are four molecules in the The determination confirms the configuration of the chiral centres as 2R,3S,4R. In the crystal, pairs of O—H⋯N hydrogen bonds link the molecules into dimers.
Related literature
For asymmetric organocatalysis, see: Macmillan (2008); List (2007). For proline and its derivatives as organocatalysts, see: Pellissier (2007); Lattanzi (2009); Mielgo et al. (2008); Panday (2011). For the preparation, see: Flores et al. (2010). For C-branched pyrrolidines, see: Flores et al. (2011a). For hydroxylamines in synthesis, see: Chevrier et al. (2011); Li et al. (2011). For (3R,4S)-3,4-isopropylidenedioxy-5-phenylsulfonylmethyl-3,4-dihydro-2H-pyrrole 1-oxide, see: Flores et al. (2011b).
Experimental
Crystal data
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Data collection: APEX2 (Bruker, 2006); cell SAINT (Bruker, 2006); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: MERCURY (Macrae et al., 2006); software used to prepare material for publication: SHELXTL (Sheldrick, 2008).
Supporting information
https://doi.org/10.1107/S1600536812033028/bt5981sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536812033028/bt5981Isup2.hkl
The title hydroxylamine, (II), was obtained stereoselectively by nucleophilic addition of lithio(phenylsulfonyl)methane to (3S,4R)-3,4-isopropylidenedioxypyrroline-1-oxide (I) according to the methodology described by us (Flores et al. 2010). The stereochemistry of (II) was established studying its NMR spectra and observation of the nOes that this molecule displays. The X-ray analysis corroborated its configuration. Well shaped colourless single crystals were obtained by crystallization from hexane/EtOAc.
The hydrogen atoms were positioned geometrically, with C—H distances constrained to 0.93 Å (aromatic), 0.96 Å (methyl), 0.97 Å (methylene) and refined in riding mode with Uiso(H) = xUeq(C), where x = 1.5 for methyl H atoms and x = 1.2 for all other H atoms. The hydroxyl hydrogen atoms were positined with an O—H distance of 0.82 Å, starting from the difference Fourier map coordinates and with Uiso(H) = 1.5 Ueq(O).
Asymmetric organocatalysis has become a very attractive methodology in recent years, since environmentally friendly and metal-free transformations are desired (Macmillan, 2008; List, 2007). It is well known that proline and its derivatives have been widely employed as organocatalysts (Pellissier, 2007; Lattanzi, 2009; Mielgo et al. 2008; Panday, 2011). In our research group we have developed new organocatalysts using
as starting material (Flores et al., 2010). This catalyst was obtained from the reduction of the chiral hydroxylamine (II) (Fig. 1). Moreover, this hydroxylamine has been employed as starting material to tackle the synthesis of a C-branched substituted pyrrolidine (Flores et al., 2011a). are important tools for the synthesis of biologically active compounds (Chevrier et al., 2011; Li et al., 2011).The title compound, C14H19NO5S, consists of a N-hydroxypyrrolidine ring with a phenylsulfonylmethyl group and an isopropylidenedioxy group as susbtituents. This compound crystallizes in
P21 with four independent molecules (A, B, C and D) in the which differ slightly in conformation but retain the same (3S,4R) configuration in the acetonide group (Fig. 2). All the bond lengths and angles are within the normal ranges. The C—S—C angles in molecules A, B, C and D are 108.5 (2)°, 104.9 (2)°, 106.4 (2)° and 106.1 (2)°, respectively and the O—S—O angles are 115.6 (3)°, 119.8 (2)°, 116.9 (3)° and 118.3 (2)°, respectively. The large O—S—O angle and this deviation from the optimal 109.5° angle can be explained by the repulsion of the lone pairs of the oxygen placing the oxygen atoms as far away from each other as possible and thus minimizing the C—S—C angle. Torsion-angle differences in molecules A, B, C and D are evident from C6—S1—C7—C8, with values of 78.6 (3)°, 60.6 (3)°, 81.6 (3)° and 60.2 (3)°, respectively. The hydroxyl group at N1 atom is displaced from the planar conformation with the pyrrolidine ring. The O5—N1—C8—C9 torsion angles are very similar in the four molecules, having values of 165.3 (2)°, 164.6 (2)°, 166.0 (2)° and 163.5 (2)°, respectively.In the crystal, O—H···N hydrogen bonds between the hydroxyl group and the nitrogen atom of the N-hydroxypyrrolidine link adjacent molecules into dimers (Table 1 and Fig. 3). The dimers form six-membered rings and present an anti-parallel orientation along the [010] direction, as is shown in the crystal packing (Fig. 4).
The structure of (3R,4S)-3,4-Isopropylidenedioxy-5-phenylsulfonylmethyl-3,4-dihydro-2H-pyrrole 1-oxide has been determined by Flores et al. (2011b).
For asymmetric organocatalysis, see: Macmillan (2008); List (2007). For proline and its derivatives as organocatalysts, see: Pellissier (2007); Lattanzi (2009); Mielgo et al. (2008); Panday (2011). For the preparation, see: Flores et al. (2010). For C-branched pyrrolidines, see: Flores et al. (2011a). For
in synthesis, see: Chevrier et al. (2011); Li et al. (2011). For (3R,4S)-3,4-isopropylidenedioxy-5-phenylsulfonylmethyl-3,4-dihydro-2H-pyrrole 1-oxide, see: Flores et al. (2011b).Data collection: APEX2 (Bruker, 2006); cell
SAINT (Bruker, 2006); data reduction: SAINT (Bruker, 2006); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: Mercury (Macrae et al., 2006); software used to prepare material for publication: SHELXTL (Sheldrick, 2008).C14H19NO5S | F(000) = 1328 |
Mr = 313.36 | Dx = 1.327 Mg m−3 |
Monoclinic, P21 | Cu Kα radiation, λ = 1.54178 Å |
Hall symbol: P 2yb | Cell parameters from 9406 reflections |
a = 9.1876 (2) Å | θ = 4.9–63.6° |
b = 19.5284 (5) Å | µ = 2.02 mm−1 |
c = 17.9187 (5) Å | T = 298 K |
β = 102.658 (2)° | Monoclinic, colorless |
V = 3136.82 (14) Å3 | 0.20 × 0.15 × 0.10 mm |
Z = 8 |
Bruker APEXII CCD area-detector diffractometer | 10345 independent reflections |
Radiation source: fine-focus sealed tube | 9616 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.036 |
phi and ω scans | θmax = 67.3°, θmin = 4.5° |
Absorption correction: multi-scan (SADABS; Bruker, 2006) | h = −10→9 |
Tmin = 0.730, Tmax = 0.817 | k = −22→22 |
46376 measured reflections | l = −19→21 |
Refinement on F2 | Secondary atom site location: difference Fourier map |
Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
R[F2 > 2σ(F2)] = 0.048 | H-atom parameters constrained |
wR(F2) = 0.135 | w = 1/[σ2(Fo2) + (0.0765P)2 + 1.156P] where P = (Fo2 + 2Fc2)/3 |
S = 1.03 | (Δ/σ)max < 0.001 |
10345 reflections | Δρmax = 0.34 e Å−3 |
769 parameters | Δρmin = −0.37 e Å−3 |
1 restraint | Absolute structure: Flack (1983), 4863 Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: 0.040 (14) |
C14H19NO5S | V = 3136.82 (14) Å3 |
Mr = 313.36 | Z = 8 |
Monoclinic, P21 | Cu Kα radiation |
a = 9.1876 (2) Å | µ = 2.02 mm−1 |
b = 19.5284 (5) Å | T = 298 K |
c = 17.9187 (5) Å | 0.20 × 0.15 × 0.10 mm |
β = 102.658 (2)° |
Bruker APEXII CCD area-detector diffractometer | 10345 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2006) | 9616 reflections with I > 2σ(I) |
Tmin = 0.730, Tmax = 0.817 | Rint = 0.036 |
46376 measured reflections |
R[F2 > 2σ(F2)] = 0.048 | H-atom parameters constrained |
wR(F2) = 0.135 | Δρmax = 0.34 e Å−3 |
S = 1.03 | Δρmin = −0.37 e Å−3 |
10345 reflections | Absolute structure: Flack (1983), 4863 Friedel pairs |
769 parameters | Absolute structure parameter: 0.040 (14) |
1 restraint |
Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes. |
Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > σ(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. |
x | y | z | Uiso*/Ueq | ||
S1A | −0.19647 (12) | −0.61777 (4) | 0.05085 (6) | 0.0652 (2) | |
O1A | −0.3193 (6) | −0.6595 (2) | 0.0564 (3) | 0.1277 (16) | |
O2A | −0.0537 (5) | −0.64490 (18) | 0.08459 (18) | 0.1012 (12) | |
O3A | 0.1249 (3) | −0.62313 (16) | −0.19626 (14) | 0.0765 (8) | |
O4A | 0.1892 (3) | −0.60587 (18) | −0.06966 (15) | 0.0759 (8) | |
O5A | −0.2162 (2) | −0.49040 (11) | −0.14264 (14) | 0.0548 (5) | |
H5AO | −0.1900 | −0.4508 | −0.1472 | 0.082* | |
N1A | −0.0905 (3) | −0.53544 (12) | −0.13787 (14) | 0.0436 (5) | |
C1A | −0.2376 (4) | −0.47657 (19) | 0.0578 (2) | 0.0601 (9) | |
H1A | −0.2360 | −0.4738 | 0.0062 | 0.072* | |
C2A | −0.2580 (5) | −0.4184 (2) | 0.0980 (3) | 0.0755 (11) | |
H2A | −0.2682 | −0.3760 | 0.0737 | 0.091* | |
C3A | −0.2633 (7) | −0.4228 (3) | 0.1733 (3) | 0.1013 (17) | |
H3A | −0.2816 | −0.3837 | 0.1995 | 0.122* | |
C4A | −0.2419 (8) | −0.4842 (3) | 0.2107 (3) | 0.114 (2) | |
H4A | −0.2421 | −0.4864 | 0.2625 | 0.137* | |
C5A | −0.2199 (7) | −0.5428 (3) | 0.1721 (2) | 0.0944 (15) | |
H5A | −0.2055 | −0.5846 | 0.1975 | 0.113* | |
C6A | −0.2196 (4) | −0.53896 (18) | 0.09506 (19) | 0.0548 (8) | |
C7A | −0.2040 (4) | −0.60265 (18) | −0.0472 (2) | 0.0563 (8) | |
H7A1 | −0.2274 | −0.6454 | −0.0747 | 0.068* | |
H7A2 | −0.2849 | −0.5710 | −0.0663 | 0.068* | |
C8A | −0.0619 (3) | −0.57383 (15) | −0.06490 (17) | 0.0438 (6) | |
H8A | −0.0101 | −0.5448 | −0.0228 | 0.053* | |
C9A | 0.0419 (4) | −0.62954 (17) | −0.08194 (19) | 0.0556 (8) | |
H9A | 0.0336 | −0.6720 | −0.0540 | 0.067* | |
C10A | 0.2494 (5) | −0.6259 (3) | −0.1332 (2) | 0.0866 (15) | |
C11A | −0.0040 (4) | −0.63964 (18) | −0.1709 (2) | 0.0604 (9) | |
H11A | −0.0382 | −0.6863 | −0.1850 | 0.072* | |
C12A | −0.1243 (4) | −0.58701 (17) | −0.19824 (19) | 0.0567 (8) | |
H12A | −0.1174 | −0.5681 | −0.2474 | 0.068* | |
H12B | −0.2229 | −0.6063 | −0.2021 | 0.068* | |
C13A | 0.3073 (9) | −0.6989 (4) | −0.1226 (4) | 0.159 (4) | |
H13A | 0.2379 | −0.7267 | −0.1030 | 0.238* | |
H13B | 0.4023 | −0.6994 | −0.0873 | 0.238* | |
H13C | 0.3181 | −0.7169 | −0.1710 | 0.238* | |
C14A | 0.3633 (6) | −0.5742 (5) | −0.1443 (4) | 0.138 (3) | |
H14A | 0.4043 | −0.5873 | −0.1871 | 0.207* | |
H14B | 0.4417 | −0.5721 | −0.0990 | 0.207* | |
H14C | 0.3170 | −0.5300 | −0.1538 | 0.207* | |
S1B | 0.74157 (11) | 0.17691 (4) | 0.93555 (5) | 0.0663 (3) | |
O1B | 0.5883 (4) | 0.19608 (18) | 0.9256 (2) | 0.0996 (11) | |
O2B | 0.8381 (5) | 0.21718 (17) | 0.90313 (18) | 0.1016 (11) | |
O3B | 1.2830 (2) | 0.19731 (12) | 1.17829 (11) | 0.0503 (5) | |
O4B | 1.2291 (3) | 0.17175 (14) | 1.05340 (13) | 0.0614 (6) | |
O5B | 0.8899 (2) | 0.07129 (12) | 1.14583 (16) | 0.0598 (6) | |
H5BO | 0.9183 | 0.0315 | 1.1527 | 0.090* | |
N1B | 1.0105 (3) | 0.11334 (12) | 1.13398 (14) | 0.0431 (5) | |
C1B | 0.6650 (6) | 0.0428 (2) | 0.9269 (3) | 0.0841 (12) | |
H1B | 0.6067 | 0.0545 | 0.9614 | 0.101* | |
C2B | 0.6667 (8) | −0.0242 (3) | 0.9021 (3) | 0.1065 (18) | |
H2B | 0.6148 | −0.0582 | 0.9217 | 0.128* | |
C3B | 0.7454 (10) | −0.0391 (4) | 0.8490 (4) | 0.124 (3) | |
H3B | 0.7418 | −0.0833 | 0.8294 | 0.149* | |
C4B | 0.8280 (7) | 0.0079 (4) | 0.8240 (4) | 0.114 (2) | |
H4B | 0.8832 | −0.0042 | 0.7883 | 0.137* | |
C5B | 0.8330 (6) | 0.0757 (3) | 0.8509 (3) | 0.0877 (13) | |
H5B | 0.8930 | 0.1083 | 0.8345 | 0.105* | |
C6B | 0.7480 (4) | 0.09241 (19) | 0.9013 (2) | 0.0576 (8) | |
C7B | 0.8145 (4) | 0.17107 (19) | 1.03508 (19) | 0.0558 (8) | |
H7B1 | 0.8104 | 0.2160 | 1.0576 | 0.067* | |
H7B2 | 0.7516 | 0.1407 | 1.0570 | 0.067* | |
C8B | 0.9762 (3) | 0.14469 (15) | 1.05684 (16) | 0.0430 (6) | |
H8B | 0.9930 | 0.1112 | 1.0189 | 0.052* | |
C9B | 1.0931 (4) | 0.19970 (16) | 1.06625 (16) | 0.0472 (7) | |
H9B | 1.0599 | 0.2398 | 1.0341 | 0.057* | |
C10B | 1.3488 (4) | 0.1946 (2) | 1.1131 (2) | 0.0613 (9) | |
C11B | 1.1306 (3) | 0.21753 (15) | 1.15338 (16) | 0.0455 (7) | |
H11B | 1.1152 | 0.2661 | 1.1630 | 0.055* | |
C12B | 1.0312 (3) | 0.17174 (16) | 1.18733 (16) | 0.0450 (6) | |
H12C | 1.0789 | 0.1577 | 1.2388 | 0.054* | |
H12D | 0.9370 | 0.1938 | 1.1882 | 0.054* | |
C13B | 1.3996 (6) | 0.2649 (3) | 1.0944 (3) | 0.0967 (17) | |
H13D | 1.4503 | 0.2614 | 1.0531 | 0.145* | |
H13E | 1.4662 | 0.2835 | 1.1386 | 0.145* | |
H13F | 1.3145 | 0.2943 | 1.0796 | 0.145* | |
C14B | 1.4696 (5) | 0.1411 (3) | 1.1277 (3) | 0.0930 (15) | |
H14D | 1.4273 | 0.0975 | 1.1358 | 0.140* | |
H14E | 1.5439 | 0.1534 | 1.1723 | 0.140* | |
H14F | 1.5149 | 0.1382 | 1.0843 | 0.140* | |
S1C | 0.25570 (12) | −0.15006 (5) | 0.44754 (7) | 0.0776 (3) | |
O1C | 0.1349 (5) | −0.1036 (2) | 0.4415 (3) | 0.145 (2) | |
O2C | 0.3711 (5) | −0.13160 (18) | 0.40943 (19) | 0.1102 (13) | |
O3C | 0.8029 (3) | −0.14324 (16) | 0.68788 (15) | 0.0760 (8) | |
O4C | 0.7499 (3) | −0.16513 (15) | 0.56239 (16) | 0.0707 (7) | |
O5C | 0.4103 (3) | −0.27178 (12) | 0.64572 (17) | 0.0641 (6) | |
H5CO | 0.4341 | −0.3119 | 0.6418 | 0.096* | |
N1C | 0.5301 (3) | −0.22795 (12) | 0.63647 (15) | 0.0463 (6) | |
C1C | 0.2105 (5) | −0.2920 (2) | 0.4527 (3) | 0.0880 (14) | |
H1C | 0.2700 | −0.2928 | 0.5019 | 0.106* | |
C2C | 0.1503 (6) | −0.3513 (2) | 0.4191 (3) | 0.1004 (17) | |
H2C | 0.1715 | −0.3928 | 0.4447 | 0.120* | |
C3C | 0.0603 (8) | −0.3497 (3) | 0.3490 (3) | 0.116 (2) | |
H3C | 0.0260 | −0.3905 | 0.3247 | 0.139* | |
C4C | 0.0181 (10) | −0.2883 (4) | 0.3127 (4) | 0.155 (3) | |
H4C | −0.0499 | −0.2874 | 0.2659 | 0.186* | |
C5C | 0.0775 (8) | −0.2287 (3) | 0.3464 (3) | 0.121 (2) | |
H5C | 0.0458 | −0.1869 | 0.3236 | 0.145* | |
C6C | 0.1829 (4) | −0.2301 (2) | 0.4133 (2) | 0.0645 (9) | |
C7C | 0.3370 (4) | −0.16135 (19) | 0.5455 (2) | 0.0603 (9) | |
H7C1 | 0.3409 | −0.1173 | 0.5708 | 0.072* | |
H7C2 | 0.2728 | −0.1909 | 0.5676 | 0.072* | |
C8C | 0.4938 (3) | −0.19196 (15) | 0.56218 (17) | 0.0453 (7) | |
H8C | 0.5059 | −0.2227 | 0.5208 | 0.054* | |
C9C | 0.6151 (4) | −0.13780 (16) | 0.57601 (18) | 0.0530 (8) | |
H9C | 0.5845 | −0.0960 | 0.5465 | 0.064* | |
C10C | 0.8674 (5) | −0.1434 (3) | 0.6235 (3) | 0.0810 (13) | |
C11C | 0.6494 (4) | −0.12466 (17) | 0.6639 (2) | 0.0606 (9) | |
H11C | 0.6304 | −0.0772 | 0.6766 | 0.073* | |
C12C | 0.5546 (4) | −0.17463 (18) | 0.6950 (2) | 0.0582 (8) | |
H12E | 0.6064 | −0.1925 | 0.7442 | 0.070* | |
H12F | 0.4613 | −0.1540 | 0.7002 | 0.070* | |
C13C | 0.9889 (6) | −0.1981 (4) | 0.6367 (5) | 0.128 (3) | |
H13G | 1.0709 | −0.1833 | 0.6764 | 0.192* | |
H13H | 1.0230 | −0.2052 | 0.5903 | 0.192* | |
H13I | 0.9494 | −0.2402 | 0.6517 | 0.192* | |
C14C | 0.9201 (8) | −0.0723 (4) | 0.6074 (4) | 0.127 (2) | |
H14G | 0.8382 | −0.0408 | 0.6013 | 0.190* | |
H14H | 0.9572 | −0.0733 | 0.5613 | 0.190* | |
H14I | 0.9982 | −0.0579 | 0.6493 | 0.190* | |
S1D | 0.32357 (13) | 0.05362 (4) | 0.57451 (5) | 0.0674 (3) | |
O1D | 0.1838 (5) | 0.03538 (18) | 0.5906 (2) | 0.1052 (12) | |
O2D | 0.4457 (5) | 0.00924 (17) | 0.59922 (17) | 0.1037 (12) | |
O3D | 0.5969 (3) | 0.03630 (14) | 0.30822 (13) | 0.0653 (7) | |
O4D | 0.6770 (3) | 0.05050 (17) | 0.43411 (15) | 0.0727 (7) | |
O5D | 0.2675 (2) | 0.16902 (11) | 0.37198 (13) | 0.0501 (5) | |
H5DO | 0.2918 | 0.2084 | 0.3644 | 0.075* | |
N1D | 0.3916 (3) | 0.12378 (11) | 0.37304 (13) | 0.0400 (5) | |
C1D | 0.2912 (8) | 0.1919 (3) | 0.5823 (3) | 0.1070 (18) | |
H1D | 0.2136 | 0.1873 | 0.5396 | 0.128* | |
C2D | 0.3254 (11) | 0.2554 (3) | 0.6154 (4) | 0.143 (3) | |
H2D | 0.2721 | 0.2942 | 0.5951 | 0.172* | |
C3D | 0.4400 (14) | 0.2599 (4) | 0.6787 (4) | 0.170 (4) | |
H3D | 0.4621 | 0.3022 | 0.7025 | 0.204* | |
C4D | 0.5208 (14) | 0.2051 (5) | 0.7073 (4) | 0.182 (4) | |
H4D | 0.5994 | 0.2101 | 0.7496 | 0.218* | |
C5D | 0.4885 (9) | 0.1410 (3) | 0.6747 (3) | 0.127 (2) | |
H5D | 0.5447 | 0.1029 | 0.6945 | 0.152* | |
C6D | 0.3732 (5) | 0.13519 (18) | 0.6132 (2) | 0.0682 (10) | |
C7D | 0.2956 (4) | 0.06272 (18) | 0.47465 (18) | 0.0545 (8) | |
H7D1 | 0.2646 | 0.0189 | 0.4510 | 0.065* | |
H7D2 | 0.2147 | 0.0949 | 0.4575 | 0.065* | |
C8D | 0.4322 (3) | 0.08745 (15) | 0.44659 (16) | 0.0412 (6) | |
H8D | 0.4931 | 0.1173 | 0.4852 | 0.049* | |
C9D | 0.5275 (4) | 0.02939 (16) | 0.42674 (17) | 0.0483 (7) | |
H9D | 0.5194 | −0.0123 | 0.4559 | 0.058* | |
C10D | 0.7248 (4) | 0.0301 (2) | 0.3660 (2) | 0.0712 (10) | |
C11D | 0.4722 (4) | 0.01849 (16) | 0.33885 (17) | 0.0511 (7) | |
H11D | 0.4387 | −0.0286 | 0.3261 | 0.061* | |
C12D | 0.3484 (4) | 0.06992 (15) | 0.31499 (17) | 0.0467 (7) | |
H12G | 0.3452 | 0.0873 | 0.2639 | 0.056* | |
H12H | 0.2522 | 0.0504 | 0.3168 | 0.056* | |
C13D | 0.7763 (7) | −0.0446 (3) | 0.3751 (3) | 0.1072 (19) | |
H13J | 0.7017 | −0.0717 | 0.3913 | 0.161* | |
H13K | 0.8682 | −0.0474 | 0.4128 | 0.161* | |
H13L | 0.7912 | −0.0614 | 0.3271 | 0.161* | |
C14D | 0.8396 (6) | 0.0794 (4) | 0.3508 (5) | 0.127 (2) | |
H14J | 0.8802 | 0.0628 | 0.3092 | 0.191* | |
H14K | 0.9180 | 0.0838 | 0.3958 | 0.191* | |
H14L | 0.7942 | 0.1233 | 0.3376 | 0.191* |
U11 | U22 | U33 | U12 | U13 | U23 | |
S1A | 0.0921 (7) | 0.0466 (4) | 0.0666 (5) | −0.0044 (4) | 0.0387 (5) | 0.0031 (4) |
O1A | 0.182 (4) | 0.095 (3) | 0.138 (3) | −0.074 (3) | 0.104 (3) | −0.029 (2) |
O2A | 0.153 (3) | 0.084 (2) | 0.0693 (18) | 0.063 (2) | 0.0301 (19) | 0.0204 (16) |
O3A | 0.0891 (19) | 0.096 (2) | 0.0490 (13) | 0.0356 (16) | 0.0249 (13) | 0.0121 (13) |
O4A | 0.0602 (15) | 0.113 (2) | 0.0548 (14) | 0.0340 (15) | 0.0123 (11) | 0.0012 (14) |
O5A | 0.0446 (11) | 0.0444 (11) | 0.0738 (14) | 0.0118 (9) | 0.0093 (10) | 0.0071 (11) |
N1A | 0.0443 (13) | 0.0385 (12) | 0.0464 (13) | 0.0101 (10) | 0.0062 (10) | 0.0048 (10) |
C1A | 0.077 (2) | 0.053 (2) | 0.0553 (19) | 0.0063 (17) | 0.0243 (17) | 0.0004 (16) |
C2A | 0.101 (3) | 0.057 (2) | 0.072 (3) | 0.012 (2) | 0.027 (2) | −0.0054 (19) |
C3A | 0.155 (5) | 0.080 (3) | 0.073 (3) | 0.019 (3) | 0.035 (3) | −0.021 (3) |
C4A | 0.189 (6) | 0.107 (4) | 0.055 (2) | 0.023 (4) | 0.045 (3) | −0.011 (3) |
C5A | 0.153 (5) | 0.081 (3) | 0.053 (2) | 0.020 (3) | 0.032 (3) | 0.009 (2) |
C6A | 0.061 (2) | 0.0546 (19) | 0.0514 (18) | 0.0075 (15) | 0.0185 (15) | 0.0015 (15) |
C7A | 0.0594 (19) | 0.0469 (18) | 0.065 (2) | −0.0071 (14) | 0.0184 (16) | −0.0080 (15) |
C8A | 0.0474 (16) | 0.0421 (15) | 0.0421 (15) | 0.0039 (12) | 0.0104 (12) | 0.0034 (12) |
C9A | 0.071 (2) | 0.0517 (18) | 0.0472 (17) | 0.0183 (15) | 0.0192 (15) | 0.0140 (14) |
C10A | 0.080 (3) | 0.125 (4) | 0.062 (2) | 0.056 (3) | 0.031 (2) | 0.024 (2) |
C11A | 0.080 (2) | 0.0460 (18) | 0.0578 (19) | 0.0129 (16) | 0.0204 (17) | −0.0057 (15) |
C12A | 0.068 (2) | 0.0527 (19) | 0.0450 (16) | 0.0023 (16) | 0.0022 (15) | −0.0037 (14) |
C13A | 0.199 (7) | 0.198 (7) | 0.091 (4) | 0.157 (7) | 0.059 (4) | 0.043 (4) |
C14A | 0.068 (3) | 0.225 (9) | 0.132 (5) | 0.017 (4) | 0.045 (3) | 0.031 (5) |
S1B | 0.0772 (6) | 0.0489 (5) | 0.0603 (5) | 0.0084 (4) | −0.0121 (4) | −0.0012 (4) |
O1B | 0.084 (2) | 0.093 (2) | 0.100 (2) | 0.0439 (17) | −0.0280 (16) | −0.0245 (18) |
O2B | 0.145 (3) | 0.080 (2) | 0.0660 (17) | −0.030 (2) | −0.0066 (18) | 0.0094 (16) |
O3B | 0.0491 (12) | 0.0598 (13) | 0.0417 (10) | −0.0069 (9) | 0.0093 (9) | 0.0027 (9) |
O4B | 0.0612 (14) | 0.0806 (16) | 0.0475 (11) | −0.0209 (12) | 0.0227 (10) | −0.0118 (12) |
O5B | 0.0470 (12) | 0.0517 (13) | 0.0858 (17) | −0.0083 (9) | 0.0259 (12) | 0.0049 (12) |
N1B | 0.0422 (13) | 0.0404 (13) | 0.0487 (13) | −0.0034 (10) | 0.0144 (10) | 0.0029 (10) |
C1B | 0.096 (3) | 0.070 (3) | 0.090 (3) | −0.005 (2) | 0.028 (2) | −0.011 (2) |
C2B | 0.141 (5) | 0.074 (3) | 0.093 (4) | −0.024 (3) | 0.001 (3) | −0.017 (3) |
C3B | 0.173 (7) | 0.082 (4) | 0.094 (4) | 0.030 (4) | −0.025 (4) | −0.037 (3) |
C4B | 0.111 (4) | 0.133 (5) | 0.096 (4) | 0.029 (4) | 0.018 (3) | −0.056 (4) |
C5B | 0.085 (3) | 0.104 (4) | 0.075 (3) | 0.001 (3) | 0.020 (2) | −0.022 (2) |
C6B | 0.0563 (19) | 0.0568 (19) | 0.0513 (18) | 0.0067 (15) | −0.0067 (15) | −0.0052 (15) |
C7B | 0.0544 (18) | 0.0526 (18) | 0.0549 (18) | 0.0076 (15) | −0.0001 (14) | −0.0086 (15) |
C8B | 0.0462 (15) | 0.0395 (14) | 0.0414 (15) | −0.0006 (12) | 0.0056 (12) | −0.0070 (12) |
C9B | 0.0568 (18) | 0.0470 (16) | 0.0369 (14) | −0.0018 (13) | 0.0081 (12) | 0.0073 (12) |
C10B | 0.0557 (19) | 0.079 (2) | 0.0515 (17) | −0.0242 (17) | 0.0178 (15) | −0.0005 (16) |
C11B | 0.0563 (17) | 0.0384 (15) | 0.0393 (14) | −0.0010 (13) | 0.0053 (12) | −0.0062 (12) |
C12B | 0.0490 (16) | 0.0460 (15) | 0.0400 (14) | 0.0043 (13) | 0.0101 (12) | −0.0018 (13) |
C13B | 0.117 (4) | 0.105 (4) | 0.073 (3) | −0.068 (3) | 0.031 (2) | 0.001 (2) |
C14B | 0.056 (2) | 0.126 (4) | 0.107 (4) | −0.004 (2) | 0.038 (2) | −0.003 (3) |
S1C | 0.0818 (7) | 0.0426 (5) | 0.0882 (7) | 0.0055 (4) | −0.0254 (5) | 0.0047 (5) |
O1C | 0.130 (3) | 0.094 (3) | 0.165 (4) | 0.063 (2) | −0.068 (3) | −0.028 (3) |
O2C | 0.147 (3) | 0.090 (2) | 0.0768 (19) | −0.055 (2) | −0.012 (2) | 0.0305 (17) |
O3C | 0.0683 (16) | 0.088 (2) | 0.0619 (15) | −0.0182 (14) | −0.0078 (12) | 0.0126 (14) |
O4C | 0.0583 (15) | 0.084 (2) | 0.0704 (16) | −0.0222 (13) | 0.0149 (12) | −0.0018 (13) |
O5C | 0.0557 (13) | 0.0464 (12) | 0.0955 (18) | −0.0001 (10) | 0.0283 (13) | 0.0059 (13) |
N1C | 0.0506 (14) | 0.0362 (12) | 0.0523 (14) | −0.0023 (10) | 0.0119 (11) | 0.0035 (10) |
C1C | 0.094 (3) | 0.063 (3) | 0.088 (3) | −0.005 (2) | −0.022 (2) | 0.003 (2) |
C2C | 0.109 (4) | 0.059 (2) | 0.114 (4) | −0.015 (2) | −0.019 (3) | 0.012 (3) |
C3C | 0.167 (6) | 0.085 (3) | 0.077 (3) | −0.057 (4) | −0.013 (3) | 0.006 (3) |
C4C | 0.226 (8) | 0.116 (5) | 0.084 (4) | −0.065 (5) | −0.053 (4) | 0.024 (3) |
C5C | 0.171 (6) | 0.085 (3) | 0.079 (3) | −0.042 (4) | −0.035 (3) | 0.030 (3) |
C6C | 0.062 (2) | 0.057 (2) | 0.068 (2) | −0.0115 (16) | 0.0003 (17) | 0.0035 (17) |
C7C | 0.0513 (18) | 0.051 (2) | 0.074 (2) | 0.0101 (15) | 0.0025 (16) | −0.0061 (16) |
C8C | 0.0467 (17) | 0.0404 (15) | 0.0460 (16) | −0.0004 (12) | 0.0041 (12) | −0.0025 (12) |
C9C | 0.064 (2) | 0.0427 (17) | 0.0467 (16) | −0.0060 (14) | 0.0005 (14) | 0.0052 (13) |
C10C | 0.061 (2) | 0.088 (3) | 0.086 (3) | −0.027 (2) | −0.002 (2) | 0.016 (2) |
C11C | 0.080 (2) | 0.0399 (16) | 0.0526 (18) | −0.0041 (15) | −0.0064 (16) | −0.0023 (14) |
C12C | 0.076 (2) | 0.0495 (18) | 0.0500 (18) | 0.0105 (16) | 0.0152 (16) | −0.0039 (14) |
C13C | 0.048 (3) | 0.142 (6) | 0.185 (7) | −0.008 (3) | 0.006 (3) | 0.022 (5) |
C14C | 0.133 (5) | 0.124 (5) | 0.113 (4) | −0.080 (4) | 0.004 (4) | 0.018 (4) |
S1D | 0.1189 (8) | 0.0413 (4) | 0.0509 (4) | 0.0020 (5) | 0.0376 (5) | 0.0055 (4) |
O1D | 0.156 (3) | 0.092 (2) | 0.093 (2) | −0.046 (2) | 0.081 (2) | −0.0096 (18) |
O2D | 0.180 (4) | 0.0728 (19) | 0.0583 (16) | 0.045 (2) | 0.0269 (19) | 0.0101 (14) |
O3D | 0.0701 (15) | 0.0782 (17) | 0.0527 (12) | 0.0171 (13) | 0.0243 (12) | 0.0067 (12) |
O4D | 0.0553 (14) | 0.097 (2) | 0.0608 (14) | 0.0177 (13) | 0.0025 (11) | −0.0193 (14) |
O5D | 0.0487 (11) | 0.0422 (11) | 0.0606 (12) | 0.0061 (9) | 0.0143 (9) | 0.0057 (10) |
N1D | 0.0470 (13) | 0.0344 (12) | 0.0377 (12) | 0.0020 (9) | 0.0076 (10) | 0.0020 (9) |
C1D | 0.164 (5) | 0.057 (3) | 0.096 (4) | 0.019 (3) | 0.019 (3) | −0.012 (2) |
C2D | 0.287 (10) | 0.049 (3) | 0.103 (5) | 0.008 (4) | 0.062 (6) | −0.010 (3) |
C3D | 0.367 (14) | 0.075 (4) | 0.079 (4) | −0.048 (6) | 0.067 (6) | −0.017 (3) |
C4D | 0.292 (12) | 0.132 (7) | 0.091 (5) | −0.068 (7) | −0.024 (6) | −0.011 (5) |
C5D | 0.195 (7) | 0.092 (4) | 0.069 (3) | −0.022 (4) | −0.022 (4) | 0.000 (3) |
C6D | 0.113 (3) | 0.0465 (19) | 0.054 (2) | 0.0021 (19) | 0.037 (2) | −0.0034 (15) |
C7D | 0.069 (2) | 0.0500 (18) | 0.0480 (16) | −0.0104 (15) | 0.0215 (15) | −0.0006 (14) |
C8D | 0.0497 (16) | 0.0391 (14) | 0.0346 (13) | −0.0017 (12) | 0.0091 (11) | −0.0008 (11) |
C9D | 0.0622 (19) | 0.0439 (16) | 0.0379 (14) | 0.0088 (13) | 0.0088 (13) | 0.0076 (12) |
C10D | 0.065 (2) | 0.082 (3) | 0.066 (2) | 0.020 (2) | 0.0156 (18) | −0.004 (2) |
C11D | 0.066 (2) | 0.0420 (16) | 0.0450 (16) | 0.0021 (14) | 0.0109 (14) | −0.0063 (13) |
C12D | 0.0551 (17) | 0.0465 (16) | 0.0364 (14) | −0.0018 (13) | 0.0057 (12) | −0.0039 (12) |
C13D | 0.127 (4) | 0.109 (4) | 0.084 (3) | 0.073 (3) | 0.021 (3) | 0.002 (3) |
C14D | 0.073 (3) | 0.163 (6) | 0.156 (6) | −0.006 (4) | 0.049 (4) | −0.007 (5) |
S1A—O1A | 1.414 (3) | S1C—O1C | 1.419 (4) |
S1A—O2A | 1.421 (4) | S1C—O2C | 1.427 (4) |
S1A—C6A | 1.765 (4) | S1C—C6C | 1.757 (4) |
S1A—C7A | 1.767 (4) | S1C—C7C | 1.764 (4) |
O3A—C11A | 1.395 (5) | O3C—C10C | 1.407 (6) |
O3A—C10A | 1.422 (5) | O3C—C11C | 1.428 (5) |
O4A—C9A | 1.401 (5) | O4C—C9C | 1.418 (4) |
O4A—C10A | 1.425 (5) | O4C—C10C | 1.424 (5) |
O5A—N1A | 1.439 (3) | O5C—N1C | 1.432 (3) |
O5A—H5AO | 0.8200 | O5C—H5CO | 0.8200 |
N1A—C12A | 1.461 (4) | N1C—C12C | 1.460 (4) |
N1A—C8A | 1.480 (4) | N1C—C8C | 1.477 (4) |
C1A—C2A | 1.380 (5) | C1C—C2C | 1.366 (7) |
C1A—C6A | 1.382 (5) | C1C—C6C | 1.394 (6) |
C1A—H1A | 0.9300 | C1C—H1C | 0.9300 |
C2A—C3A | 1.363 (7) | C2C—C3C | 1.345 (7) |
C2A—H2A | 0.9300 | C2C—H2C | 0.9300 |
C3A—C4A | 1.366 (8) | C3C—C4C | 1.379 (9) |
C3A—H3A | 0.9300 | C3C—H3C | 0.9300 |
C4A—C5A | 1.374 (7) | C4C—C5C | 1.367 (8) |
C4A—H4A | 0.9300 | C4C—H4C | 0.9300 |
C5A—C6A | 1.383 (5) | C5C—C6C | 1.367 (6) |
C5A—H5A | 0.9300 | C5C—H5C | 0.9300 |
C7A—C8A | 1.518 (4) | C7C—C8C | 1.528 (4) |
C7A—H7A1 | 0.9700 | C7C—H7C1 | 0.9700 |
C7A—H7A2 | 0.9700 | C7C—H7C2 | 0.9700 |
C8A—C9A | 1.521 (4) | C8C—C9C | 1.517 (4) |
C8A—H8A | 0.9800 | C8C—H8C | 0.9800 |
C9A—C11A | 1.570 (5) | C9C—C11C | 1.558 (5) |
C9A—H9A | 0.9800 | C9C—H9C | 0.9800 |
C10A—C14A | 1.498 (9) | C10C—C14C | 1.520 (7) |
C10A—C13A | 1.520 (8) | C10C—C13C | 1.525 (8) |
C11A—C12A | 1.510 (5) | C11C—C12C | 1.494 (5) |
C11A—H11A | 0.9800 | C11C—H11C | 0.9800 |
C12A—H12A | 0.9700 | C12C—H12E | 0.9700 |
C12A—H12B | 0.9700 | C12C—H12F | 0.9700 |
C13A—H13A | 0.9600 | C13C—H13G | 0.9600 |
C13A—H13B | 0.9600 | C13C—H13H | 0.9600 |
C13A—H13C | 0.9600 | C13C—H13I | 0.9600 |
C14A—H14A | 0.9600 | C14C—H14G | 0.9600 |
C14A—H14B | 0.9600 | C14C—H14H | 0.9600 |
C14A—H14C | 0.9600 | C14C—H14I | 0.9600 |
S1B—O2B | 1.403 (4) | S1D—O2D | 1.410 (4) |
S1B—O1B | 1.430 (3) | S1D—O1D | 1.422 (3) |
S1B—C7B | 1.766 (3) | S1D—C6D | 1.757 (4) |
S1B—C6B | 1.766 (4) | S1D—C7D | 1.760 (3) |
O3B—C10B | 1.428 (4) | O3D—C10D | 1.391 (5) |
O3B—C11B | 1.429 (4) | O3D—C11D | 1.418 (4) |
O4B—C10B | 1.427 (4) | O4D—C9D | 1.412 (4) |
O4B—C9B | 1.428 (4) | O4D—C10D | 1.440 (5) |
O5B—N1B | 1.432 (3) | O5D—N1D | 1.439 (3) |
O5B—H5BO | 0.8200 | O5D—H5DO | 0.8200 |
N1B—C12B | 1.473 (4) | N1D—C8D | 1.471 (4) |
N1B—C8B | 1.481 (4) | N1D—C12D | 1.471 (4) |
C1B—C6B | 1.372 (6) | C1D—C2D | 1.380 (8) |
C1B—C2B | 1.384 (7) | C1D—C6D | 1.385 (7) |
C1B—H1B | 0.9300 | C1D—H1D | 0.9300 |
C2B—C3B | 1.347 (10) | C2D—C3D | 1.372 (13) |
C2B—H2B | 0.9300 | C2D—H2D | 0.9300 |
C3B—C4B | 1.329 (10) | C3D—C4D | 1.339 (13) |
C3B—H3B | 0.9300 | C3D—H3D | 0.9300 |
C4B—C5B | 1.406 (9) | C4D—C5D | 1.386 (10) |
C4B—H4B | 0.9300 | C4D—H4D | 0.9300 |
C5B—C6B | 1.356 (6) | C5D—C6D | 1.356 (7) |
C5B—H5B | 0.9300 | C5D—H5D | 0.9300 |
C7B—C8B | 1.540 (4) | C7D—C8D | 1.529 (4) |
C7B—H7B1 | 0.9700 | C7D—H7D1 | 0.9700 |
C7B—H7B2 | 0.9700 | C7D—H7D2 | 0.9700 |
C8B—C9B | 1.502 (4) | C8D—C9D | 1.522 (4) |
C8B—H8B | 0.9800 | C8D—H8D | 0.9800 |
C9B—C11B | 1.563 (4) | C9D—C11D | 1.560 (4) |
C9B—H9B | 0.9800 | C9D—H9D | 0.9800 |
C10B—C14B | 1.505 (7) | C10D—C14D | 1.496 (8) |
C10B—C13B | 1.511 (6) | C10D—C13D | 1.531 (7) |
C11B—C12B | 1.499 (4) | C11D—C12D | 1.508 (4) |
C11B—H11B | 0.9800 | C11D—H11D | 0.9800 |
C12B—H12C | 0.9700 | C12D—H12G | 0.9700 |
C12B—H12D | 0.9700 | C12D—H12H | 0.9700 |
C13B—H13D | 0.9600 | C13D—H13J | 0.9600 |
C13B—H13E | 0.9600 | C13D—H13K | 0.9600 |
C13B—H13F | 0.9600 | C13D—H13L | 0.9600 |
C14B—H14D | 0.9600 | C14D—H14J | 0.9600 |
C14B—H14E | 0.9600 | C14D—H14K | 0.9600 |
C14B—H14F | 0.9600 | C14D—H14L | 0.9600 |
O1A—S1A—O2A | 115.6 (3) | O1C—S1C—O2C | 116.9 (3) |
O1A—S1A—C6A | 107.1 (2) | O1C—S1C—C6C | 108.1 (2) |
O2A—S1A—C6A | 109.0 (2) | O2C—S1C—C6C | 108.9 (2) |
O1A—S1A—C7A | 108.0 (2) | O1C—S1C—C7C | 108.0 (2) |
O2A—S1A—C7A | 108.44 (18) | O2C—S1C—C7C | 108.11 (19) |
C6A—S1A—C7A | 108.54 (16) | C6C—S1C—C7C | 106.37 (18) |
C11A—O3A—C10A | 109.0 (3) | C10C—O3C—C11C | 108.7 (3) |
C9A—O4A—C10A | 108.3 (3) | C9C—O4C—C10C | 107.4 (3) |
N1A—O5A—H5AO | 109.5 | N1C—O5C—H5CO | 109.5 |
O5A—N1A—C12A | 109.9 (2) | O5C—N1C—C12C | 110.2 (3) |
O5A—N1A—C8A | 110.3 (2) | O5C—N1C—C8C | 111.2 (2) |
C12A—N1A—C8A | 105.8 (2) | C12C—N1C—C8C | 106.1 (2) |
C2A—C1A—C6A | 119.3 (3) | C2C—C1C—C6C | 120.1 (4) |
C2A—C1A—H1A | 120.4 | C2C—C1C—H1C | 120.0 |
C6A—C1A—H1A | 120.4 | C6C—C1C—H1C | 120.0 |
C3A—C2A—C1A | 120.2 (4) | C3C—C2C—C1C | 119.9 (5) |
C3A—C2A—H2A | 119.9 | C3C—C2C—H2C | 120.0 |
C1A—C2A—H2A | 119.9 | C1C—C2C—H2C | 120.0 |
C2A—C3A—C4A | 120.5 (4) | C2C—C3C—C4C | 120.8 (5) |
C2A—C3A—H3A | 119.8 | C2C—C3C—H3C | 119.6 |
C4A—C3A—H3A | 119.8 | C4C—C3C—H3C | 119.6 |
C3A—C4A—C5A | 120.4 (4) | C5C—C4C—C3C | 119.3 (5) |
C3A—C4A—H4A | 119.8 | C5C—C4C—H4C | 120.4 |
C5A—C4A—H4A | 119.8 | C3C—C4C—H4C | 120.4 |
C4A—C5A—C6A | 119.3 (4) | C6C—C5C—C4C | 120.5 (5) |
C4A—C5A—H5A | 120.4 | C6C—C5C—H5C | 119.8 |
C6A—C5A—H5A | 120.4 | C4C—C5C—H5C | 119.8 |
C1A—C6A—C5A | 120.2 (4) | C5C—C6C—C1C | 118.5 (4) |
C1A—C6A—S1A | 124.4 (3) | C5C—C6C—S1C | 115.5 (3) |
C5A—C6A—S1A | 115.3 (3) | C1C—C6C—S1C | 125.5 (3) |
C8A—C7A—S1A | 115.0 (2) | C8C—C7C—S1C | 114.8 (3) |
C8A—C7A—H7A1 | 108.5 | C8C—C7C—H7C1 | 108.6 |
S1A—C7A—H7A1 | 108.5 | S1C—C7C—H7C1 | 108.6 |
C8A—C7A—H7A2 | 108.5 | C8C—C7C—H7C2 | 108.6 |
S1A—C7A—H7A2 | 108.5 | S1C—C7C—H7C2 | 108.6 |
H7A1—C7A—H7A2 | 107.5 | H7C1—C7C—H7C2 | 107.6 |
N1A—C8A—C7A | 112.3 (3) | N1C—C8C—C9C | 99.9 (2) |
N1A—C8A—C9A | 100.5 (2) | N1C—C8C—C7C | 112.3 (3) |
C7A—C8A—C9A | 112.5 (3) | C9C—C8C—C7C | 112.8 (3) |
N1A—C8A—H8A | 110.4 | N1C—C8C—H8C | 110.5 |
C7A—C8A—H8A | 110.4 | C9C—C8C—H8C | 110.5 |
C9A—C8A—H8A | 110.4 | C7C—C8C—H8C | 110.5 |
O4A—C9A—C8A | 111.1 (3) | O4C—C9C—C8C | 110.3 (3) |
O4A—C9A—C11A | 103.7 (3) | O4C—C9C—C11C | 104.2 (3) |
C8A—C9A—C11A | 104.7 (3) | C8C—C9C—C11C | 105.0 (3) |
O4A—C9A—H9A | 112.3 | O4C—C9C—H9C | 112.3 |
C8A—C9A—H9A | 112.3 | C8C—C9C—H9C | 112.3 |
C11A—C9A—H9A | 112.3 | C11C—C9C—H9C | 112.3 |
O3A—C10A—O4A | 103.8 (3) | O3C—C10C—O4C | 104.3 (3) |
O3A—C10A—C14A | 109.5 (4) | O3C—C10C—C14C | 111.3 (5) |
O4A—C10A—C14A | 109.0 (5) | O4C—C10C—C14C | 110.2 (4) |
O3A—C10A—C13A | 109.4 (5) | O3C—C10C—C13C | 107.5 (4) |
O4A—C10A—C13A | 110.1 (4) | O4C—C10C—C13C | 108.5 (5) |
C14A—C10A—C13A | 114.4 (5) | C14C—C10C—C13C | 114.6 (5) |
O3A—C11A—C12A | 110.5 (3) | O3C—C11C—C12C | 109.8 (3) |
O3A—C11A—C9A | 104.1 (3) | O3C—C11C—C9C | 103.3 (3) |
C12A—C11A—C9A | 105.0 (3) | C12C—C11C—C9C | 105.3 (3) |
O3A—C11A—H11A | 112.2 | O3C—C11C—H11C | 112.6 |
C12A—C11A—H11A | 112.2 | C12C—C11C—H11C | 112.6 |
C9A—C11A—H11A | 112.2 | C9C—C11C—H11C | 112.6 |
N1A—C12A—C11A | 102.0 (3) | N1C—C12C—C11C | 102.1 (3) |
N1A—C12A—H12A | 111.4 | N1C—C12C—H12E | 111.4 |
C11A—C12A—H12A | 111.4 | C11C—C12C—H12E | 111.4 |
N1A—C12A—H12B | 111.4 | N1C—C12C—H12F | 111.4 |
C11A—C12A—H12B | 111.4 | C11C—C12C—H12F | 111.4 |
H12A—C12A—H12B | 109.2 | H12E—C12C—H12F | 109.2 |
C10A—C13A—H13A | 109.5 | C10C—C13C—H13G | 109.5 |
C10A—C13A—H13B | 109.5 | C10C—C13C—H13H | 109.5 |
H13A—C13A—H13B | 109.5 | H13G—C13C—H13H | 109.5 |
C10A—C13A—H13C | 109.5 | C10C—C13C—H13I | 109.5 |
H13A—C13A—H13C | 109.5 | H13G—C13C—H13I | 109.5 |
H13B—C13A—H13C | 109.5 | H13H—C13C—H13I | 109.5 |
C10A—C14A—H14A | 109.5 | C10C—C14C—H14G | 109.5 |
C10A—C14A—H14B | 109.5 | C10C—C14C—H14H | 109.5 |
H14A—C14A—H14B | 109.5 | H14G—C14C—H14H | 109.5 |
C10A—C14A—H14C | 109.5 | C10C—C14C—H14I | 109.5 |
H14A—C14A—H14C | 109.5 | H14G—C14C—H14I | 109.5 |
H14B—C14A—H14C | 109.5 | H14H—C14C—H14I | 109.5 |
O2B—S1B—O1B | 119.8 (2) | O2D—S1D—O1D | 118.3 (2) |
O2B—S1B—C7B | 108.65 (18) | O2D—S1D—C6D | 108.3 (2) |
O1B—S1B—C7B | 106.76 (19) | O1D—S1D—C6D | 108.4 (2) |
O2B—S1B—C6B | 107.9 (2) | O2D—S1D—C7D | 108.06 (18) |
O1B—S1B—C6B | 107.96 (18) | O1D—S1D—C7D | 107.1 (2) |
C7B—S1B—C6B | 104.84 (17) | C6D—S1D—C7D | 106.10 (17) |
C10B—O3B—C11B | 108.4 (2) | C10D—O3D—C11D | 108.2 (3) |
C10B—O4B—C9B | 108.5 (3) | C9D—O4D—C10D | 108.1 (3) |
N1B—O5B—H5BO | 109.5 | N1D—O5D—H5DO | 109.5 |
O5B—N1B—C12B | 110.0 (2) | O5D—N1D—C8D | 110.7 (2) |
O5B—N1B—C8B | 111.2 (2) | O5D—N1D—C12D | 109.8 (2) |
C12B—N1B—C8B | 104.9 (2) | C8D—N1D—C12D | 105.4 (2) |
C6B—C1B—C2B | 120.9 (5) | C2D—C1D—C6D | 119.7 (6) |
C6B—C1B—H1B | 119.5 | C2D—C1D—H1D | 120.2 |
C2B—C1B—H1B | 119.5 | C6D—C1D—H1D | 120.2 |
C3B—C2B—C1B | 118.5 (6) | C3D—C2D—C1D | 118.3 (7) |
C3B—C2B—H2B | 120.8 | C3D—C2D—H2D | 120.9 |
C1B—C2B—H2B | 120.8 | C1D—C2D—H2D | 120.9 |
C4B—C3B—C2B | 121.6 (5) | C4D—C3D—C2D | 121.7 (6) |
C4B—C3B—H3B | 119.2 | C4D—C3D—H3D | 119.1 |
C2B—C3B—H3B | 119.2 | C2D—C3D—H3D | 119.1 |
C3B—C4B—C5B | 120.8 (6) | C3D—C4D—C5D | 120.8 (7) |
C3B—C4B—H4B | 119.6 | C3D—C4D—H4D | 119.6 |
C5B—C4B—H4B | 119.6 | C5D—C4D—H4D | 119.6 |
C6B—C5B—C4B | 118.3 (6) | C6D—C5D—C4D | 118.4 (7) |
C6B—C5B—H5B | 120.8 | C6D—C5D—H5D | 120.8 |
C4B—C5B—H5B | 120.8 | C4D—C5D—H5D | 120.8 |
C5B—C6B—C1B | 119.7 (4) | C5D—C6D—C1D | 121.2 (5) |
C5B—C6B—S1B | 121.6 (4) | C5D—C6D—S1D | 119.1 (4) |
C1B—C6B—S1B | 118.7 (3) | C1D—C6D—S1D | 119.7 (4) |
C8B—C7B—S1B | 114.1 (2) | C8D—C7D—S1D | 114.8 (2) |
C8B—C7B—H7B1 | 108.7 | C8D—C7D—H7D1 | 108.6 |
S1B—C7B—H7B1 | 108.7 | S1D—C7D—H7D1 | 108.6 |
C8B—C7B—H7B2 | 108.7 | C8D—C7D—H7D2 | 108.6 |
S1B—C7B—H7B2 | 108.7 | S1D—C7D—H7D2 | 108.6 |
H7B1—C7B—H7B2 | 107.6 | H7D1—C7D—H7D2 | 107.6 |
N1B—C8B—C9B | 101.0 (2) | N1D—C8D—C9D | 101.3 (2) |
N1B—C8B—C7B | 111.8 (2) | N1D—C8D—C7D | 112.4 (2) |
C9B—C8B—C7B | 114.6 (3) | C9D—C8D—C7D | 113.4 (3) |
N1B—C8B—H8B | 109.7 | N1D—C8D—H8D | 109.8 |
C9B—C8B—H8B | 109.7 | C9D—C8D—H8D | 109.8 |
C7B—C8B—H8B | 109.7 | C7D—C8D—H8D | 109.8 |
O4B—C9B—C8B | 109.8 (3) | O4D—C9D—C8D | 111.0 (3) |
O4B—C9B—C11B | 103.7 (2) | O4D—C9D—C11D | 103.3 (2) |
C8B—C9B—C11B | 105.5 (2) | C8D—C9D—C11D | 105.1 (2) |
O4B—C9B—H9B | 112.4 | O4D—C9D—H9D | 112.3 |
C8B—C9B—H9B | 112.4 | C8D—C9D—H9D | 112.3 |
C11B—C9B—H9B | 112.4 | C11D—C9D—H9D | 112.3 |
O4B—C10B—O3B | 103.3 (2) | O3D—C10D—O4D | 104.0 (3) |
O4B—C10B—C14B | 109.3 (4) | O3D—C10D—C14D | 108.8 (4) |
O3B—C10B—C14B | 108.2 (3) | O4D—C10D—C14D | 109.6 (4) |
O4B—C10B—C13B | 110.0 (3) | O3D—C10D—C13D | 110.6 (4) |
O3B—C10B—C13B | 110.7 (3) | O4D—C10D—C13D | 108.5 (4) |
C14B—C10B—C13B | 114.6 (4) | C14D—C10D—C13D | 114.7 (5) |
O3B—C11B—C12B | 110.5 (2) | O3D—C11D—C12D | 110.5 (3) |
O3B—C11B—C9B | 103.7 (2) | O3D—C11D—C9D | 104.2 (3) |
C12B—C11B—C9B | 104.6 (2) | C12D—C11D—C9D | 104.7 (2) |
O3B—C11B—H11B | 112.5 | O3D—C11D—H11D | 112.3 |
C12B—C11B—H11B | 112.5 | C12D—C11D—H11D | 112.3 |
C9B—C11B—H11B | 112.5 | C9D—C11D—H11D | 112.3 |
N1B—C12B—C11B | 101.6 (2) | N1D—C12D—C11D | 101.9 (2) |
N1B—C12B—H12C | 111.4 | N1D—C12D—H12G | 111.4 |
C11B—C12B—H12C | 111.4 | C11D—C12D—H12G | 111.4 |
N1B—C12B—H12D | 111.4 | N1D—C12D—H12H | 111.4 |
C11B—C12B—H12D | 111.4 | C11D—C12D—H12H | 111.4 |
H12C—C12B—H12D | 109.3 | H12G—C12D—H12H | 109.3 |
C10B—C13B—H13D | 109.5 | C10D—C13D—H13J | 109.5 |
C10B—C13B—H13E | 109.5 | C10D—C13D—H13K | 109.5 |
H13D—C13B—H13E | 109.5 | H13J—C13D—H13K | 109.5 |
C10B—C13B—H13F | 109.5 | C10D—C13D—H13L | 109.5 |
H13D—C13B—H13F | 109.5 | H13J—C13D—H13L | 109.5 |
H13E—C13B—H13F | 109.5 | H13K—C13D—H13L | 109.5 |
C10B—C14B—H14D | 109.5 | C10D—C14D—H14J | 109.5 |
C10B—C14B—H14E | 109.5 | C10D—C14D—H14K | 109.5 |
H14D—C14B—H14E | 109.5 | H14J—C14D—H14K | 109.5 |
C10B—C14B—H14F | 109.5 | C10D—C14D—H14L | 109.5 |
H14D—C14B—H14F | 109.5 | H14J—C14D—H14L | 109.5 |
H14E—C14B—H14F | 109.5 | H14K—C14D—H14L | 109.5 |
D—H···A | D—H | H···A | D···A | D—H···A |
O5A—H5AO···N1Bi | 0.82 | 2.04 | 2.752 (3) | 144 |
O5B—H5BO···N1Aii | 0.82 | 2.11 | 2.807 (3) | 142 |
O5C—H5CO···N1Di | 0.82 | 2.10 | 2.802 (4) | 144 |
O5D—H5DO···N1Cii | 0.82 | 2.06 | 2.766 (3) | 144 |
Symmetry codes: (i) −x+1, y−1/2, −z+1; (ii) −x+1, y+1/2, −z+1. |
Experimental details
Crystal data | |
Chemical formula | C14H19NO5S |
Mr | 313.36 |
Crystal system, space group | Monoclinic, P21 |
Temperature (K) | 298 |
a, b, c (Å) | 9.1876 (2), 19.5284 (5), 17.9187 (5) |
β (°) | 102.658 (2) |
V (Å3) | 3136.82 (14) |
Z | 8 |
Radiation type | Cu Kα |
µ (mm−1) | 2.02 |
Crystal size (mm) | 0.20 × 0.15 × 0.10 |
Data collection | |
Diffractometer | Bruker APEXII CCD area-detector |
Absorption correction | Multi-scan (SADABS; Bruker, 2006) |
Tmin, Tmax | 0.730, 0.817 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 46376, 10345, 9616 |
Rint | 0.036 |
(sin θ/λ)max (Å−1) | 0.598 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.048, 0.135, 1.03 |
No. of reflections | 10345 |
No. of parameters | 769 |
No. of restraints | 1 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.34, −0.37 |
Absolute structure | Flack (1983), 4863 Friedel pairs |
Absolute structure parameter | 0.040 (14) |
Computer programs: APEX2 (Bruker, 2006), SAINT (Bruker, 2006), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), Mercury (Macrae et al., 2006), SHELXTL (Sheldrick, 2008).
D—H···A | D—H | H···A | D···A | D—H···A |
O5A—H5AO···N1Bi | 0.82 | 2.04 | 2.752 (3) | 144 |
O5B—H5BO···N1Aii | 0.82 | 2.11 | 2.807 (3) | 142 |
O5C—H5CO···N1Di | 0.82 | 2.10 | 2.802 (4) | 144 |
O5D—H5DO···N1Cii | 0.82 | 2.06 | 2.766 (3) | 144 |
Symmetry codes: (i) −x+1, y−1/2, −z+1; (ii) −x+1, y+1/2, −z+1. |
Acknowledgements
The authors are grateful to FES, MICINN (CTQ2009–1172) Junta de Castilla y Leon for financial support (GR178 and SA063A07) and for the doctoral fellowships awarded to MFF.
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This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.
Asymmetric organocatalysis has become a very attractive methodology in recent years, since environmentally friendly and metal-free transformations are desired (Macmillan, 2008; List, 2007). It is well known that proline and its derivatives have been widely employed as organocatalysts (Pellissier, 2007; Lattanzi, 2009; Mielgo et al. 2008; Panday, 2011). In our research group we have developed new organocatalysts using nitrones as starting material (Flores et al., 2010). This catalyst was obtained from the reduction of the chiral hydroxylamine (II) (Fig. 1). Moreover, this hydroxylamine has been employed as starting material to tackle the synthesis of a C-branched substituted pyrrolidine (Flores et al., 2011a). Hydroxylamines are important tools for the synthesis of biologically active compounds (Chevrier et al., 2011; Li et al., 2011).
The title compound, C14H19NO5S, consists of a N-hydroxypyrrolidine ring with a phenylsulfonylmethyl group and an isopropylidenedioxy group as susbtituents. This compound crystallizes in space group P21 with four independent molecules (A, B, C and D) in the asymmetric unit which differ slightly in conformation but retain the same (3S,4R) configuration in the acetonide group (Fig. 2). All the bond lengths and angles are within the normal ranges. The C—S—C angles in molecules A, B, C and D are 108.5 (2)°, 104.9 (2)°, 106.4 (2)° and 106.1 (2)°, respectively and the O—S—O angles are 115.6 (3)°, 119.8 (2)°, 116.9 (3)° and 118.3 (2)°, respectively. The large O—S—O angle and this deviation from the optimal 109.5° angle can be explained by the repulsion of the lone pairs of the oxygen placing the oxygen atoms as far away from each other as possible and thus minimizing the C—S—C angle. Torsion-angle differences in molecules A, B, C and D are evident from C6—S1—C7—C8, with values of 78.6 (3)°, 60.6 (3)°, 81.6 (3)° and 60.2 (3)°, respectively. The hydroxyl group at N1 atom is displaced from the planar conformation with the pyrrolidine ring. The O5—N1—C8—C9 torsion angles are very similar in the four molecules, having values of 165.3 (2)°, 164.6 (2)°, 166.0 (2)° and 163.5 (2)°, respectively.
In the crystal, O—H···N hydrogen bonds between the hydroxyl group and the nitrogen atom of the N-hydroxypyrrolidine link adjacent molecules into dimers (Table 1 and Fig. 3). The dimers form six-membered rings and present an anti-parallel orientation along the [010] direction, as is shown in the crystal packing (Fig. 4).
The structure of (3R,4S)-3,4-Isopropylidenedioxy-5-phenylsulfonylmethyl-3,4-dihydro-2H-pyrrole 1-oxide has been determined by Flores et al. (2011b).