organic compounds
(S)-2-[1-(4-Bromophenyl)-1-hydroxyethyl]-5,5-dimethyl-1,3,2-dioxaphosphinane 2-oxide
aKey Laboratory of Pesticide and Chemical Biology, College of Chemistry, Central China Normal University, Wuhan 430079, People's Republic of China.
*Correspondence e-mail: he1208@mail.ccnu.edu.cn
In the 13H18BrO4P, the phosphonate ring adopts a chair conformation. Molecules are linked by an O—H⋯O hydrogen bond [O⋯O = 2.780 (3) Å] to form chains parallel to the c axis. Two C—H⋯O interactions help to stabilize the crystal structure.
of the title molecule, CRelated literature
For the synthesis and biological activity of hydroxyphosphonate derivatives, see: Peng et al. (2007); Liu et al. (2006). For the synthesis of hydroxyphosphonates, see: Zhou et al. (2008). For standard bond lengths, see: (Allen et al., 1987).
Experimental
Crystal data
|
Data collection
|
Data collection: SMART (Bruker, 2001); cell SAINT-Plus (Bruker, 2001); data reduction: SAINT-Plus; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: PLATON (Spek, 2009); software used to prepare material for publication: PLATON and SHELXL97.
Supporting information
10.1107/S1600536811020587/qk2003sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536811020587/qk2003Isup2.hkl
Supporting information file. DOI: 10.1107/S1600536811020587/qk2003Isup3.cml
Hydroxyphosphonate (I) was prepared according to a literature procedure (Zhou et al., 2008). Diethylaluminium chloride (1 mmol) was added to a solution of (S,E)-2-(adamantan-1-yl)-4-(tert-butyl)-6(((1-hydroxy-3-methylbutan-2-yl)imino)methyl)-phenol (1 mmol) in dichloromethane (10 ml). The mixture was stirred at room temperature for 1 h. The ketone (11 mmol) and the cyclic phosphate (10 mmol) were added and the mixture was stirred for 2 h. The reaction was quenched by diluted hydrochloric acid (15:1, v/v). The pure hydroxyphosphonate was afforded by α]D = -64.8 ° (c = 0.56, chloroform). Then recrystallization from acetic ester over a period of one week gave colourless crystals of (I).
on silica gel (acetone/petroleum ether = 1:2), 71% yield, [C-bound H atoms were geometrically positioned (C—H = 0.93–0.98 Å) and refined as riding, with Uiso(H) = 1.2Ueq–1.5Ueq(C). The O-bound H atom was located from a difference Fourier map and refined as riding, with O—H = 0.81 (2) Å and Uiso(H) = 1.5Ueq(O).
Data collection: SMART (Bruker, 2001); cell
SAINT-Plus (Bruker, 2001); data reduction: SAINT-Plus (Bruker, 2001); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: PLATON (Spek, 2009); software used to prepare material for publication: PLATON (Spek, 2009) and SHELXL97 (Sheldrick, 2008).Fig. 1. Molecular structure of (I), showing the labeling scheme and 50% probability thermal ellipsoids. | |
Fig. 2. Part of the crystal packing, showing the intermolecular hydrogen bonds as dashed lines. |
C13H18BrO4P | F(000) = 712 |
Mr = 349.15 | Dx = 1.549 Mg m−3 |
Orthorhombic, P212121 | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: P 2ac 2ab | Cell parameters from 3882 reflections |
a = 11.0662 (17) Å | θ = 2.5–26.7° |
b = 11.3149 (18) Å | µ = 2.86 mm−1 |
c = 11.9609 (19) Å | T = 298 K |
V = 1497.7 (4) Å3 | Block, colourless |
Z = 4 | 0.20 × 0.12 × 0.10 mm |
Bruker SMART APEX CCD area-detector diffractometer | 2691 reflections with I > 2σ(I) |
Radiation source: fine-focus sealed tube | Rint = 0.114 |
Graphite monochromator | θmax = 28.3°, θmin = 2.5° |
ϕ and ω scans | h = −14→14 |
10072 measured reflections | k = −14→14 |
3627 independent reflections | l = −15→12 |
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)] = 0.045 | H-atom parameters constrained |
wR(F2) = 0.105 | w = 1/[σ2(Fo2) + (0.0423P)2] where P = (Fo2 + 2Fc2)/3 |
S = 0.93 | (Δ/σ)max = 0.001 |
3627 reflections | Δρmax = 0.46 e Å−3 |
176 parameters | Δρmin = −0.45 e Å−3 |
0 restraints | Absolute structure: Flack (1983), with 1517 Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: −0.011 (10) |
C13H18BrO4P | V = 1497.7 (4) Å3 |
Mr = 349.15 | Z = 4 |
Orthorhombic, P212121 | Mo Kα radiation |
a = 11.0662 (17) Å | µ = 2.86 mm−1 |
b = 11.3149 (18) Å | T = 298 K |
c = 11.9609 (19) Å | 0.20 × 0.12 × 0.10 mm |
Bruker SMART APEX CCD area-detector diffractometer | 2691 reflections with I > 2σ(I) |
10072 measured reflections | Rint = 0.114 |
3627 independent reflections |
R[F2 > 2σ(F2)] = 0.045 | H-atom parameters constrained |
wR(F2) = 0.105 | Δρmax = 0.46 e Å−3 |
S = 0.93 | Δρmin = −0.45 e Å−3 |
3627 reflections | Absolute structure: Flack (1983), with 1517 Friedel pairs |
176 parameters | Absolute structure parameter: −0.011 (10) |
0 restraints |
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 | ||
Br1 | −0.07457 (4) | 0.16872 (4) | 0.69930 (5) | 0.0869 (2) | |
C1 | 0.0650 (3) | 0.2689 (3) | 0.7001 (3) | 0.0535 (8) | |
C2 | 0.0982 (3) | 0.3216 (3) | 0.7973 (3) | 0.0533 (8) | |
H2 | 0.0520 | 0.3113 | 0.8615 | 0.064* | |
C3 | 0.2007 (3) | 0.3905 (3) | 0.8000 (3) | 0.0429 (7) | |
H3 | 0.2244 | 0.4250 | 0.8671 | 0.052* | |
C4 | 0.2690 (2) | 0.4094 (2) | 0.7050 (3) | 0.0373 (6) | |
C5 | 0.2317 (3) | 0.3561 (3) | 0.6058 (3) | 0.0498 (8) | |
H5 | 0.2762 | 0.3679 | 0.5408 | 0.060* | |
C6 | 0.1288 (3) | 0.2857 (3) | 0.6026 (3) | 0.0542 (9) | |
H6 | 0.1037 | 0.2507 | 0.5362 | 0.065* | |
C7 | 0.3824 (3) | 0.4854 (2) | 0.7128 (3) | 0.0364 (6) | |
C8 | 0.4129 (4) | 0.5472 (3) | 0.6033 (3) | 0.0557 (9) | |
H8A | 0.3464 | 0.5965 | 0.5813 | 0.084* | |
H8B | 0.4277 | 0.4892 | 0.5464 | 0.084* | |
H8C | 0.4838 | 0.5949 | 0.6133 | 0.084* | |
C9 | 0.5250 (3) | 0.4228 (4) | 0.9724 (3) | 0.0608 (10) | |
H9A | 0.5186 | 0.3769 | 1.0406 | 0.073* | |
H9B | 0.4712 | 0.4902 | 0.9791 | 0.073* | |
C10 | 0.6530 (3) | 0.4663 (4) | 0.9596 (3) | 0.0598 (10) | |
C11 | 0.6616 (3) | 0.5380 (3) | 0.8524 (3) | 0.0544 (9) | |
H11A | 0.6113 | 0.6079 | 0.8592 | 0.065* | |
H11B | 0.7444 | 0.5638 | 0.8419 | 0.065* | |
C12 | 0.6801 (5) | 0.5486 (6) | 1.0566 (4) | 0.1081 (19) | |
H12A | 0.6297 | 0.6174 | 1.0514 | 0.162* | |
H12B | 0.7635 | 0.5720 | 1.0540 | 0.162* | |
H12C | 0.6644 | 0.5085 | 1.1258 | 0.162* | |
C13 | 0.7422 (4) | 0.3633 (4) | 0.9547 (5) | 0.0885 (15) | |
H13A | 0.7281 | 0.3112 | 1.0167 | 0.133* | |
H13B | 0.8233 | 0.3932 | 0.9585 | 0.133* | |
H13C | 0.7314 | 0.3208 | 0.8860 | 0.133* | |
O1 | 0.36447 (19) | 0.56809 (16) | 0.80211 (19) | 0.0426 (5) | |
H1 | 0.3995 | 0.6301 | 0.7874 | 0.064* | |
O2 | 0.5245 (2) | 0.28766 (19) | 0.6800 (2) | 0.0596 (6) | |
O3 | 0.48668 (19) | 0.34977 (18) | 0.8773 (2) | 0.0497 (5) | |
O4 | 0.6236 (2) | 0.4709 (2) | 0.7554 (2) | 0.0520 (6) | |
P1 | 0.50921 (6) | 0.38934 (6) | 0.75398 (7) | 0.03831 (18) |
U11 | U22 | U33 | U12 | U13 | U23 | |
Br1 | 0.0855 (3) | 0.0813 (3) | 0.0938 (3) | −0.0491 (2) | −0.0168 (3) | 0.0076 (2) |
C1 | 0.0510 (16) | 0.0373 (14) | 0.072 (2) | −0.0124 (14) | −0.013 (2) | 0.0034 (18) |
C2 | 0.0555 (18) | 0.0470 (16) | 0.057 (2) | −0.0092 (15) | 0.0010 (18) | 0.0093 (18) |
C3 | 0.0469 (15) | 0.0378 (14) | 0.0441 (16) | −0.0061 (13) | −0.0027 (15) | −0.0018 (16) |
C4 | 0.0366 (13) | 0.0287 (12) | 0.0464 (16) | 0.0067 (11) | −0.0042 (14) | −0.0006 (13) |
C5 | 0.0528 (17) | 0.0502 (19) | 0.0464 (18) | 0.0022 (17) | −0.0007 (15) | −0.0032 (16) |
C6 | 0.0547 (18) | 0.0492 (18) | 0.059 (2) | −0.0037 (18) | −0.0127 (18) | −0.0109 (17) |
C7 | 0.0373 (13) | 0.0317 (12) | 0.0400 (15) | 0.0021 (11) | −0.0015 (13) | −0.0030 (12) |
C8 | 0.064 (2) | 0.0477 (17) | 0.055 (2) | −0.0051 (19) | 0.0061 (18) | 0.0061 (16) |
C9 | 0.0599 (19) | 0.077 (2) | 0.0454 (19) | 0.006 (2) | −0.0014 (17) | 0.0083 (18) |
C10 | 0.0461 (17) | 0.067 (2) | 0.067 (2) | 0.0070 (18) | −0.0158 (18) | −0.002 (2) |
C11 | 0.0437 (16) | 0.0476 (19) | 0.072 (2) | −0.0055 (15) | −0.0129 (17) | −0.0052 (18) |
C12 | 0.104 (4) | 0.146 (5) | 0.074 (3) | −0.010 (4) | −0.031 (3) | −0.029 (4) |
C13 | 0.063 (2) | 0.079 (3) | 0.124 (4) | 0.015 (2) | −0.022 (3) | 0.020 (3) |
O1 | 0.0476 (11) | 0.0263 (9) | 0.0540 (13) | −0.0040 (8) | 0.0070 (11) | −0.0088 (10) |
O2 | 0.0618 (13) | 0.0404 (11) | 0.0768 (17) | 0.0148 (12) | −0.0035 (13) | −0.0178 (11) |
O3 | 0.0441 (10) | 0.0430 (11) | 0.0619 (13) | −0.0006 (11) | −0.0005 (11) | 0.0105 (10) |
O4 | 0.0416 (10) | 0.0596 (13) | 0.0548 (13) | −0.0138 (11) | 0.0053 (11) | −0.0026 (12) |
P1 | 0.0339 (3) | 0.0299 (3) | 0.0511 (4) | 0.0027 (3) | 0.0014 (3) | −0.0047 (3) |
Br1—C1 | 1.915 (3) | C9—C10 | 1.508 (5) |
C1—C2 | 1.357 (5) | C9—H9A | 0.9700 |
C1—C6 | 1.377 (5) | C9—H9B | 0.9700 |
C2—C3 | 1.377 (4) | C10—C12 | 1.518 (7) |
C2—H2 | 0.9300 | C10—C11 | 1.520 (5) |
C3—C4 | 1.382 (5) | C10—C13 | 1.528 (5) |
C3—H3 | 0.9300 | C11—O4 | 1.449 (4) |
C4—C5 | 1.393 (5) | C11—H11A | 0.9700 |
C4—C7 | 1.524 (4) | C11—H11B | 0.9700 |
C5—C6 | 1.391 (5) | C12—H12A | 0.9600 |
C5—H5 | 0.9300 | C12—H12B | 0.9600 |
C6—H6 | 0.9300 | C12—H12C | 0.9600 |
C7—O1 | 1.434 (4) | C13—H13A | 0.9600 |
C7—C8 | 1.522 (5) | C13—H13B | 0.9600 |
C7—P1 | 1.842 (3) | C13—H13C | 0.9600 |
C8—H8A | 0.9600 | O1—H1 | 0.8200 |
C8—H8B | 0.9600 | O2—P1 | 1.461 (2) |
C8—H8C | 0.9600 | O3—P1 | 1.562 (2) |
C9—O3 | 1.469 (4) | O4—P1 | 1.566 (2) |
C2—C1—C6 | 121.7 (3) | H9A—C9—H9B | 107.9 |
C2—C1—Br1 | 118.9 (3) | C9—C10—C12 | 107.9 (4) |
C6—C1—Br1 | 119.4 (3) | C9—C10—C11 | 108.6 (3) |
C1—C2—C3 | 119.5 (3) | C12—C10—C11 | 107.8 (4) |
C1—C2—H2 | 120.3 | C9—C10—C13 | 111.3 (3) |
C3—C2—H2 | 120.3 | C12—C10—C13 | 111.7 (4) |
C2—C3—C4 | 121.3 (3) | C11—C10—C13 | 109.6 (3) |
C2—C3—H3 | 119.4 | O4—C11—C10 | 112.2 (3) |
C4—C3—H3 | 119.4 | O4—C11—H11A | 109.2 |
C3—C4—C5 | 118.1 (3) | C10—C11—H11A | 109.2 |
C3—C4—C7 | 119.2 (3) | O4—C11—H11B | 109.2 |
C5—C4—C7 | 122.7 (3) | C10—C11—H11B | 109.2 |
C6—C5—C4 | 120.9 (3) | H11A—C11—H11B | 107.9 |
C6—C5—H5 | 119.5 | C10—C12—H12A | 109.5 |
C4—C5—H5 | 119.5 | C10—C12—H12B | 109.5 |
C1—C6—C5 | 118.4 (3) | H12A—C12—H12B | 109.5 |
C1—C6—H6 | 120.8 | C10—C12—H12C | 109.5 |
C5—C6—H6 | 120.8 | H12A—C12—H12C | 109.5 |
O1—C7—C8 | 111.8 (2) | H12B—C12—H12C | 109.5 |
O1—C7—C4 | 107.5 (2) | C10—C13—H13A | 109.5 |
C8—C7—C4 | 112.9 (3) | C10—C13—H13B | 109.5 |
O1—C7—P1 | 106.92 (19) | H13A—C13—H13B | 109.5 |
C8—C7—P1 | 109.4 (2) | C10—C13—H13C | 109.5 |
C4—C7—P1 | 108.11 (18) | H13A—C13—H13C | 109.5 |
C7—C8—H8A | 109.5 | H13B—C13—H13C | 109.5 |
C7—C8—H8B | 109.5 | C7—O1—H1 | 109.5 |
H8A—C8—H8B | 109.5 | C9—O3—P1 | 121.6 (2) |
C7—C8—H8C | 109.5 | C11—O4—P1 | 123.5 (2) |
H8A—C8—H8C | 109.5 | O2—P1—O3 | 111.41 (14) |
H8B—C8—H8C | 109.5 | O2—P1—O4 | 112.12 (14) |
O3—C9—C10 | 112.1 (3) | O3—P1—O4 | 106.72 (12) |
O3—C9—H9A | 109.2 | O2—P1—C7 | 112.97 (13) |
C10—C9—H9A | 109.2 | O3—P1—C7 | 107.47 (13) |
O3—C9—H9B | 109.2 | O4—P1—C7 | 105.74 (13) |
C10—C9—H9B | 109.2 | ||
C6—C1—C2—C3 | −2.4 (5) | C12—C10—C11—O4 | −173.3 (4) |
Br1—C1—C2—C3 | 177.7 (2) | C13—C10—C11—O4 | 65.0 (4) |
C1—C2—C3—C4 | 1.6 (5) | C10—C9—O3—P1 | −47.2 (4) |
C2—C3—C4—C5 | −0.3 (4) | C10—C11—O4—P1 | 43.1 (4) |
C2—C3—C4—C7 | −179.4 (3) | C9—O3—P1—O2 | 150.2 (2) |
C3—C4—C5—C6 | −0.2 (4) | C9—O3—P1—O4 | 27.5 (3) |
C7—C4—C5—C6 | 178.8 (3) | C9—O3—P1—C7 | −85.6 (2) |
C2—C1—C6—C5 | 1.8 (5) | C11—O4—P1—O2 | −148.2 (2) |
Br1—C1—C6—C5 | −178.3 (2) | C11—O4—P1—O3 | −25.9 (3) |
C4—C5—C6—C1 | −0.5 (5) | C11—O4—P1—C7 | 88.3 (3) |
C3—C4—C7—O1 | −28.2 (3) | O1—C7—P1—O2 | 169.99 (19) |
C5—C4—C7—O1 | 152.7 (3) | C8—C7—P1—O2 | −68.8 (2) |
C3—C4—C7—C8 | −152.0 (3) | C4—C7—P1—O2 | 54.6 (2) |
C5—C4—C7—C8 | 29.0 (4) | O1—C7—P1—O3 | 46.7 (2) |
C3—C4—C7—P1 | 86.8 (3) | C8—C7—P1—O3 | 167.9 (2) |
C5—C4—C7—P1 | −92.2 (3) | C4—C7—P1—O3 | −68.8 (2) |
O3—C9—C10—C12 | 175.4 (4) | O1—C7—P1—O4 | −67.0 (2) |
O3—C9—C10—C11 | 58.9 (4) | C8—C7—P1—O4 | 54.2 (2) |
O3—C9—C10—C13 | −61.8 (4) | C4—C7—P1—O4 | 177.5 (2) |
C9—C10—C11—O4 | −56.7 (4) |
D—H···A | D—H | H···A | D···A | D—H···A |
O1—H1···O2i | 0.82 | 2.01 | 2.780 (3) | 156 |
C9—H9B···O1 | 0.97 | 2.58 | 3.163 (4) | 119 |
C11—H11A···O2i | 0.97 | 2.57 | 3.517 (4) | 165 |
Symmetry code: (i) −x+1, y+1/2, −z+3/2. |
Experimental details
Crystal data | |
Chemical formula | C13H18BrO4P |
Mr | 349.15 |
Crystal system, space group | Orthorhombic, P212121 |
Temperature (K) | 298 |
a, b, c (Å) | 11.0662 (17), 11.3149 (18), 11.9609 (19) |
V (Å3) | 1497.7 (4) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 2.86 |
Crystal size (mm) | 0.20 × 0.12 × 0.10 |
Data collection | |
Diffractometer | Bruker SMART APEX CCD area-detector diffractometer |
Absorption correction | – |
No. of measured, independent and observed [I > 2σ(I)] reflections | 10072, 3627, 2691 |
Rint | 0.114 |
(sin θ/λ)max (Å−1) | 0.666 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.045, 0.105, 0.93 |
No. of reflections | 3627 |
No. of parameters | 176 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.46, −0.45 |
Absolute structure | Flack (1983), with 1517 Friedel pairs |
Absolute structure parameter | −0.011 (10) |
Computer programs: SMART (Bruker, 2001), SAINT-Plus (Bruker, 2001), SHELXS97 (Sheldrick, 2008), PLATON (Spek, 2009) and SHELXL97 (Sheldrick, 2008).
D—H···A | D—H | H···A | D···A | D—H···A |
O1—H1···O2i | 0.82 | 2.01 | 2.780 (3) | 156.2 |
C9—H9B···O1 | 0.97 | 2.58 | 3.163 (4) | 118.8 |
C11—H11A···O2i | 0.97 | 2.57 | 3.517 (4) | 164.6 |
Symmetry code: (i) −x+1, y+1/2, −z+3/2. |
Acknowledgements
The authors gratefully acknowledge the financial support of this work by the National Basic Research Program of China (grant No. 2010CB126100) and the National Natural Science Foundation of China (grant No. 20772042,21002037). This work was supported in part by the PCSIRT (grant No. IRT0953).
References
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Acyclic and cyclic α-hydroxyphosphonates can be used as very viable intermediates and they are also an attractive class of biologically active compounds (Peng et al., 2007; Liu et al., 2006). In our research work aimed at searching for novel agrochemicals, we attempted to synthesize hydroxyphosphonates according to published literature procedures. Here we report the synthesis and crystal structure of the chiral title compound (I) (Fig. 1). The bond lengths and angles show normal values (Allen et al., 1987). In the crystal structure, the cyclic phosphonate ring adopts a chair conformation.