organic compounds
Ethyl 6-amino-5-cyano-4-phenyl-2,4-dihydropyrano[2,3-c]pyrazole-3-carboxylate dimethyl sulfoxide monosolvate
aPost-Graduate Department of Physics & Electronics, University of Jammu, Jammu Tawi 180 006, India, and bLaboratory of Natural Products & Organic Synthesis, Department of Chemistry, Visva-Bharati University, Santiniketan 731 235, West Bengal, India
*Correspondence e-mail: vivek_gupta2k2@hotmail.com
In the 16H14N4O3·C2H6OS, there are two independent main molecules (A and B) and two dimethyl sulfoxide solvent molecules. In molecule A, the pyran ring is in a flattened sofa conformation, with the sp3-hydridized C atom forming the flap. In molecule B, the pyran ring is in a flattened boat conformation, with the sp3-hydridized C atom and the O atom deviating by 0.073 (3) and 0.055 (3) Å, respectively, from the plane of the other four atoms. The mean planes the pyrazole and phenyl rings form dihedral angles of 84.4 (2) and 84.9 (2)°, respectively, for molecules A and B. In the crystal, N—H⋯O and N—H⋯N hydrogen bonds link the components of the structure into chains along [010]. In both solvent molecules, the S atoms are disordered over two sites, with occupancy ratios of 0.679 (4):0.321 (4) and 0.546 (6):0.454 (6).
of the title compound, CCCDC reference: 1006444
Related literature
For background to the biological activity of synthetic pyrano[2,3-c] pyrazole compounds, see: Nasr et al. (2002); Ismail et al. (2003); Foloppe et al. (2006); Mohamed et al. (2010); Zonouz et al. (2012); Kuo et al. (1984); Zaki et al. (2006); Ahluwalia et al. (1997); Bhavanarushi et al. (2013). For the synthesis of the title compound, see: Brahmachari & Banerjee (2014). For a related structure, see: Topno et al. (2011). For standard bond-length data, see: Allen et al. (1987). For ring conformations, see: Duax & Norton (1975).
Experimental
Crystal data
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Data collection: CrysAlis PRO (Oxford Diffraction, 2010); cell CrysAlis PRO; data reduction: CrysAlis PRO; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012); software used to prepare material for publication: PLATON (Spek, 2009).
Supporting information
CCDC reference: 1006444
https://doi.org/10.1107/S1600536814013270/lh5712sup1.cif
contains datablocks I, New_Global_Publ_Block. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536814013270/lh5712Isup2.hkl
Supporting information file. DOI: https://doi.org/10.1107/S1600536814013270/lh5712Isup3.cml
The synthesis of the title compound, ethyl 6-amino-5-cyano-4-phenyl-2, 4-dihydropyrano[2,3-c]pyrazole-3-carboxylate (I), was carried out via one-pot multi-component reaction in aqueous ethanol using low-cost and environmentally benign urea as catalyst at room temperature. An oven-dried screw cap test tube was charged with a magnetic stir bar, diethyl acetylenedicarboxylate (0.170 g, 1.0 mmol) and hydrazine hydrate (0.050 g, 1 mmol); the reaction mixture was then stirred at room temperature for about 10 min. After that, benzaldehyde (0.106 g, 1 mmol), malononitrile (0.066 g, 1.1 mmol), urea (0.007 g, 10 mol % as organo-catalyst) and EtOH:H2O (1:1 v/v; 4 ml) was added in a sequential manner (Brahmachari and Banerjee, 2014). The reaction mixture was then stirred vigorously at room temperature and the stirring was continued for 10 h. The progress of the reaction was monitored by TLC. On completion of the reaction, a solid mass was precipitated out, filtered off and repeatedly washed with aqueous ethanol to obtain a crude product which was purified just by recrystallization from ethanol without carrying out δ /p.p.m.: 13.76 (1H, s, NH), 7.28 (2H, t, J = 7.2 Hz, aromatic H), 7.19 (1H, t, J = 7.2 Hz, aromatic H), 7.10 (2H, d, J = 7.2 Hz, aromatic H), 7.03 (2H, s, NH2), 4.76 (1H, s, CH), 4.07 (2H, q, J = 7.2 \ 6.8 Hz, CH3), 1.03 (3H, t, J = 7.2 & 6.8 Hz, CH3). 13C NMR (100 MHz, DMSO-d6) δ /p.p.m.: 160.43, 158.56, 156.01, 145.31, 129.48, 128.66 (2 C), 127.73 (2 C), 127.04, 120.71, 104.03, 61.24, 58.32, 37.38, 14.14. TOF-MS: 333.0961 [M+Na]+. Elemental analysis: Calcd. (%) for C16H14N4O3: C, 61.93; H, 4.55; N, 18.06; found: C, C, 61.96; H, 4.53; N, 18.04.
The structure of (I) was confirmed by analytical as well as spectral studies including 1H NMR, 13C NMR, and TOF-MS. The single crystal was obtained from DMSO as a solvent. For crystallization 50 mg of (I) dissolved in 5 ml DMSO was left for several days at ambient temperature which yielded white block shaped crystals. Ethyl 6-amino-5-cyano-4-phenyl-2,4-dihydropyrano[2,3-c] pyrazole-3-carboxylate (1). White solid. Yield 91%. Mp: 521–523 K. 1H NMR (400 MHz, DMSO-d6)All H atoms were geometrically fixed and allowed to ride on their parent C atoms, with C—H distances of 0.93–0.98 Å, N—H = 0.86Å and with Uiso(H) = 1.2Ueq(C,N).
Pyrano[2,3-c]pyrazole scaffolds represent a "privileged" structural motif well distributed in naturally occurring compounds with a broad spectrum of significant biological activities. Recently, a series of synthetic pyrano[2,3-c] pyrazole compounds have been evaluated and possess potent bactericidal (Nasr et al., 2002), insecticidal (Ismail et al., 2003), molluscicidal (Zonouz et al., 2012), analgestic (Kuo et al., 1984), anti-inflammatory activities (Zaki et al., 2006), hypotensive (Ahluwalia et al., 1997), hypoglycemic, and anticancer agents (Mohamed et al., 2010; Bhavanarushi et al., 2013). They are also potential inhibitors of human Chk1 kinase (Foloppe et al., 2006). Hence, investigation of the structural features of biologically relevant pyrano[2,3-c]pyrazole derivatives is of both scientific and practical interest. In continuation of our efforts to develop useful synthetic protocols for biologically significant molecules, we report herein an efficient and environmentally benign synthesis and the
of the title compound (I)The ═O13A [1.212 (5) Å] and C13B═O13B [1.210 (5) Å] indicates the C═O double bond slightly longer than that observed for carbonyl bonds, probably because atoms O13A and O13B are involved in intermolecular N—H···O hydrogen bonds. The pyran ring (ring II) adopts a flattned sofa conformation in molecule A and a flattened boat conformation in molecule B with asymmetry parameters [ΔCs(C4) = 2.73] (molecule A) and [ΔCs(C4)) = 1.03, ΔC2(C4—C5) = 1.14] (molecule B) (Duax & Norton, 1975). The mean planes the pyrazole (ring I) and phenyl (ring III) rings from dihedral angles of 84.4 (2)° and 84.9 (2)°, respectively for molecules A and B. In the crystal, N—H···O and N—H···N hydrogen bonds link the components of the structure into chains along [010] (Fig. 2). In both solvent molecules, the S atoms are disordered over two sites with occupancy ratios of 0.679 (4):0.321 (4) and 0.546 (6):0.454 (6).
of the title compound is shown in Fig. 1. There are two crystallographically independent molecules (A and B). The geometry of both molecules is similar and in terms of their bond lengths and bond angles and are in good agreement with the standard values (Allen et al., 1987) and corresponds to those observed in a related structure (Topno et al., 2011). The double bond length C13AFor background to the biological activity of synthetic pyrano[2,3-c] pyrazole compounds, see: Nasr et al. (2002); Ismail et al. (2003); Foloppe et al. (2006); Mohamed et al. (2010); Zonouz et al. (2012); Kuo et al. (1984); Zaki et al. (2006); Ahluwalia et al. (1997); Bhavanarushi et al. (2013). For the synthesis of the title compound, see: Brahmachari & Banerjee (2014). For a related structure, see: Topno et al. (2011). For standard bond-length data, see: Allen et al. (1987). For ring conformations, see: Duax & Norton (1975).
Data collection: CrysAlis PRO (Oxford Diffraction, 2010); cell
CrysAlis PRO (Oxford Diffraction, 2010); data reduction: CrysAlis PRO (Oxford Diffraction, 2010); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012); software used to prepare material for publication: PLATON (Spek, 2009).Fig. 1. The asymmetric unit of (I). with ellipsoids drawn at the 40% probability level. H atoms are shown as small spheres of arbitrary radii. | |
Fig. 2. Part of the crystal structure with hydrogen bonds shown as dahed lines. |
C16H14N4O3·C2H6OS | F(000) = 1632 |
Mr = 388.44 | Dx = 1.303 Mg m−3 |
Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2ybc | Cell parameters from 1789 reflections |
a = 28.018 (5) Å | θ = 4.1–26.7° |
b = 9.196 (5) Å | µ = 0.19 mm−1 |
c = 15.396 (5) Å | T = 293 K |
β = 93.376 (5)° | Block, white |
V = 3960 (3) Å3 | 0.30 × 0.20 × 0.20 mm |
Z = 8 |
Oxford Diffraction Xcalibur Sapphire3 diffractometer | 6946 independent reflections |
Radiation source: fine-focus sealed tube | 3460 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.052 |
Detector resolution: 16.1049 pixels mm-1 | θmax = 25.0°, θmin = 3.4° |
ω scans | h = −31→33 |
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2010) | k = −6→10 |
Tmin = 0.805, Tmax = 1.000 | l = −18→9 |
13653 measured reflections |
Refinement on F2 | Primary atom site location: structure-invariant direct methods |
Least-squares matrix: full | Secondary atom site location: difference Fourier map |
R[F2 > 2σ(F2)] = 0.068 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.210 | H-atom parameters constrained |
S = 1.00 | w = 1/[σ2(Fo2) + (0.0876P)2] where P = (Fo2 + 2Fc2)/3 |
6946 reflections | (Δ/σ)max < 0.001 |
510 parameters | Δρmax = 0.32 e Å−3 |
0 restraints | Δρmin = −0.24 e Å−3 |
C16H14N4O3·C2H6OS | V = 3960 (3) Å3 |
Mr = 388.44 | Z = 8 |
Monoclinic, P21/c | Mo Kα radiation |
a = 28.018 (5) Å | µ = 0.19 mm−1 |
b = 9.196 (5) Å | T = 293 K |
c = 15.396 (5) Å | 0.30 × 0.20 × 0.20 mm |
β = 93.376 (5)° |
Oxford Diffraction Xcalibur Sapphire3 diffractometer | 6946 independent reflections |
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2010) | 3460 reflections with I > 2σ(I) |
Tmin = 0.805, Tmax = 1.000 | Rint = 0.052 |
13653 measured reflections |
R[F2 > 2σ(F2)] = 0.068 | 0 restraints |
wR(F2) = 0.210 | H-atom parameters constrained |
S = 1.00 | Δρmax = 0.32 e Å−3 |
6946 reflections | Δρmin = −0.24 e Å−3 |
510 parameters |
Experimental. CrysAlis PRO, Agilent Technologies, Version 1.171.36.28 (release 01–02-2013 CrysAlis171. NET) (compiled Feb 1 2013,16:14:44) Empirical absorption correction using spherical harmonics, implemented in SCALE3 ABSPACK scaling algorithm. |
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 | Occ. (<1) | |
N1A | 0.53193 (10) | 0.7819 (3) | 0.8897 (2) | 0.0695 (9) | |
N2A | 0.52515 (10) | 0.6372 (3) | 0.8921 (2) | 0.0677 (9) | |
H2A | 0.4974 | 0.5974 | 0.8917 | 0.081* | |
C3A | 0.56660 (11) | 0.5602 (3) | 0.8952 (2) | 0.0561 (9) | |
C4A | 0.65667 (11) | 0.6520 (3) | 0.8983 (2) | 0.0512 (8) | |
H4A | 0.6677 | 0.5907 | 0.9476 | 0.061* | |
C5A | 0.67549 (11) | 0.8066 (3) | 0.9139 (2) | 0.0502 (8) | |
C6A | 0.64854 (12) | 0.9290 (3) | 0.9073 (2) | 0.0571 (9) | |
O7A | 0.60010 (8) | 0.9282 (2) | 0.89259 (17) | 0.0674 (7) | |
C8A | 0.57909 (12) | 0.7925 (3) | 0.8921 (3) | 0.0616 (9) | |
C9A | 0.60339 (11) | 0.6616 (3) | 0.8957 (2) | 0.0530 (9) | |
C10A | 0.72495 (13) | 0.8238 (3) | 0.9324 (2) | 0.0585 (9) | |
N11A | 0.76529 (12) | 0.8350 (3) | 0.9473 (2) | 0.0823 (11) | |
N12A | 0.66396 (11) | 1.0672 (3) | 0.9145 (2) | 0.0810 (11) | |
H50A | 0.6939 | 1.0850 | 0.9243 | 0.097* | |
H40A | 0.6439 | 1.1377 | 0.9092 | 0.097* | |
C13A | 0.56757 (12) | 0.4028 (4) | 0.9000 (3) | 0.0638 (10) | |
O13A | 0.60412 (9) | 0.3324 (2) | 0.90798 (19) | 0.0771 (8) | |
O14A | 0.52397 (8) | 0.3481 (2) | 0.89287 (19) | 0.0786 (8) | |
C15A | 0.51823 (14) | 0.1906 (4) | 0.8995 (3) | 0.0886 (14) | |
H15C | 0.5253 | 0.1586 | 0.9589 | 0.106* | |
H15D | 0.5396 | 0.1410 | 0.8619 | 0.106* | |
C16A | 0.46789 (17) | 0.1595 (5) | 0.8721 (4) | 0.1174 (18) | |
H16D | 0.4473 | 0.2176 | 0.9056 | 0.176* | |
H16E | 0.4613 | 0.0583 | 0.8813 | 0.176* | |
H16F | 0.4623 | 0.1822 | 0.8115 | 0.176* | |
C17A | 0.67533 (11) | 0.5887 (3) | 0.8153 (2) | 0.0547 (9) | |
C18A | 0.66234 (14) | 0.6484 (4) | 0.7353 (3) | 0.0740 (11) | |
H18A | 0.6414 | 0.7270 | 0.7316 | 0.089* | |
C19A | 0.6800 (2) | 0.5929 (6) | 0.6608 (3) | 0.1099 (18) | |
H19A | 0.6710 | 0.6338 | 0.6071 | 0.132* | |
C20A | 0.7113 (2) | 0.4757 (8) | 0.6657 (5) | 0.128 (3) | |
H20A | 0.7238 | 0.4384 | 0.6156 | 0.154* | |
C21A | 0.72347 (18) | 0.4168 (6) | 0.7438 (5) | 0.118 (2) | |
H21A | 0.7442 | 0.3378 | 0.7471 | 0.141* | |
C22A | 0.70605 (13) | 0.4704 (4) | 0.8190 (3) | 0.0791 (12) | |
H22A | 0.7148 | 0.4273 | 0.8722 | 0.095* | |
N1B | 0.98769 (10) | 0.2450 (3) | 0.1030 (2) | 0.0690 (9) | |
N2B | 0.99344 (10) | 0.3898 (3) | 0.1081 (2) | 0.0637 (8) | |
H2B | 1.0203 | 0.4307 | 0.1231 | 0.076* | |
C3B | 0.95301 (11) | 0.4650 (3) | 0.0872 (2) | 0.0517 (8) | |
C4B | 0.86559 (10) | 0.3732 (3) | 0.0388 (2) | 0.0462 (8) | |
H4B | 0.8622 | 0.4317 | −0.0144 | 0.055* | |
C5B | 0.84917 (11) | 0.2186 (3) | 0.0175 (2) | 0.0490 (8) | |
C6B | 0.87600 (12) | 0.0964 (3) | 0.0311 (2) | 0.0575 (9) | |
O7B | 0.92214 (8) | 0.0970 (2) | 0.06421 (18) | 0.0714 (8) | |
C8B | 0.94166 (12) | 0.2333 (3) | 0.0776 (2) | 0.0595 (9) | |
C9B | 0.91763 (11) | 0.3640 (3) | 0.0674 (2) | 0.0478 (8) | |
C10B | 0.80137 (13) | 0.2011 (3) | −0.0144 (2) | 0.0554 (9) | |
N11B | 0.76248 (11) | 0.1905 (3) | −0.0413 (2) | 0.0784 (10) | |
N12B | 0.86195 (11) | −0.0413 (3) | 0.0170 (2) | 0.0860 (11) | |
H50B | 0.8332 | −0.0594 | −0.0027 | 0.103* | |
H40B | 0.8817 | −0.1116 | 0.0276 | 0.103* | |
C13B | 0.95170 (12) | 0.6237 (3) | 0.0869 (2) | 0.0547 (9) | |
O13B | 0.91680 (8) | 0.6936 (2) | 0.06285 (18) | 0.0737 (8) | |
O14B | 0.99271 (8) | 0.6791 (2) | 0.11744 (18) | 0.0717 (8) | |
C15B | 0.99710 (13) | 0.8366 (3) | 0.1205 (3) | 0.0745 (11) | |
H15A | 0.9726 | 0.8784 | 0.1547 | 0.089* | |
H15B | 0.9940 | 0.8773 | 0.0623 | 0.089* | |
C16B | 1.04599 (15) | 0.8670 (4) | 0.1622 (3) | 0.0955 (14) | |
H16A | 1.0480 | 0.8295 | 0.2205 | 0.143* | |
H16B | 1.0515 | 0.9700 | 0.1636 | 0.143* | |
H16C | 1.0697 | 0.8208 | 0.1292 | 0.143* | |
C17B | 0.83482 (11) | 0.4393 (3) | 0.1059 (2) | 0.0532 (9) | |
C18B | 0.80440 (13) | 0.5537 (4) | 0.0831 (3) | 0.0793 (12) | |
H18B | 0.8049 | 0.5913 | 0.0270 | 0.095* | |
C19B | 0.77395 (18) | 0.6138 (6) | 0.1384 (5) | 0.1173 (19) | |
H19B | 0.7543 | 0.6912 | 0.1210 | 0.141* | |
C20B | 0.7730 (2) | 0.5589 (8) | 0.2185 (5) | 0.119 (2) | |
H20B | 0.7518 | 0.5985 | 0.2563 | 0.143* | |
C21B | 0.8023 (2) | 0.4450 (7) | 0.2477 (3) | 0.1114 (19) | |
H21B | 0.8013 | 0.4093 | 0.3041 | 0.134* | |
C22B | 0.83403 (15) | 0.3849 (4) | 0.1877 (3) | 0.0790 (12) | |
H22B | 0.8542 | 0.3085 | 0.2049 | 0.095* | |
S1 | 0.39614 (7) | 0.6010 (2) | 0.82388 (15) | 0.0969 (9) | 0.679 (4) |
S1A | 0.39306 (13) | 0.6880 (5) | 0.8912 (3) | 0.0895 (19) | 0.321 (4) |
S2 | 0.87312 (9) | 0.6108 (4) | 0.8352 (3) | 0.1088 (15) | 0.546 (6) |
S2B | 0.88926 (12) | 0.5896 (3) | 0.7732 (3) | 0.0929 (15) | 0.454 (6) |
O1S | 0.43139 (10) | 0.5574 (4) | 0.9002 (3) | 0.1292 (14) | |
O2S | 0.91562 (11) | 0.5181 (3) | 0.8424 (3) | 0.1368 (16) | |
C1S | 0.40250 (19) | 0.7830 (6) | 0.8178 (5) | 0.160 (3) | |
H1S | 0.4319 | 0.8055 | 0.7917 | 0.192* | 0.679 (4) |
H2S | 0.4030 | 0.8239 | 0.8752 | 0.192* | 0.679 (4) |
H3S | 0.3762 | 0.8232 | 0.7830 | 0.192* | 0.679 (4) |
H4S | 0.4315 | 0.8365 | 0.8307 | 0.192* | 0.321 (4) |
H5S | 0.3764 | 0.8496 | 0.8077 | 0.192* | 0.321 (4) |
H6S | 0.4058 | 0.7249 | 0.7667 | 0.192* | 0.321 (4) |
C2S | 0.34120 (18) | 0.5886 (6) | 0.8717 (5) | 0.158 (3) | |
H7S | 0.3331 | 0.4882 | 0.8791 | 0.190* | 0.679 (4) |
H8S | 0.3169 | 0.6350 | 0.8348 | 0.190* | 0.679 (4) |
H9S | 0.3434 | 0.6360 | 0.9273 | 0.190* | 0.679 (4) |
H10S | 0.3362 | 0.5275 | 0.9209 | 0.190* | 0.321 (4) |
H11S | 0.3440 | 0.5295 | 0.8209 | 0.190* | 0.321 (4) |
H12S | 0.3146 | 0.6537 | 0.8625 | 0.190* | 0.321 (4) |
C3S | 0.8903 (2) | 0.7740 (5) | 0.7998 (5) | 0.186 (3) | |
H13S | 0.9146 | 0.8131 | 0.8398 | 0.223* | 0.546 (6) |
H14S | 0.8633 | 0.8385 | 0.7960 | 0.223* | 0.546 (6) |
H15S | 0.9028 | 0.7638 | 0.7434 | 0.223* | 0.546 (6) |
H16S | 0.9228 | 0.8059 | 0.8086 | 0.223* | 0.454 (6) |
H17S | 0.8740 | 0.7890 | 0.8522 | 0.223* | 0.454 (6) |
H18S | 0.8746 | 0.8286 | 0.7532 | 0.223* | 0.454 (6) |
C4S | 0.8336 (3) | 0.5660 (7) | 0.7631 (8) | 0.290 (7) | |
H19S | 0.8211 | 0.4720 | 0.7765 | 0.348* | 0.546 (6) |
H20S | 0.8474 | 0.5624 | 0.7075 | 0.348* | 0.546 (6) |
H21S | 0.8082 | 0.6362 | 0.7612 | 0.348* | 0.546 (6) |
H22S | 0.8269 | 0.4662 | 0.7485 | 0.348* | 0.454 (6) |
H23S | 0.8202 | 0.6278 | 0.7177 | 0.348* | 0.454 (6) |
H24S | 0.8198 | 0.5894 | 0.8169 | 0.348* | 0.454 (6) |
U11 | U22 | U33 | U12 | U13 | U23 | |
N1A | 0.0434 (18) | 0.0496 (17) | 0.116 (3) | 0.0062 (13) | 0.0079 (18) | 0.0038 (17) |
N2A | 0.0419 (17) | 0.0522 (18) | 0.110 (3) | 0.0025 (13) | 0.0132 (17) | 0.0062 (17) |
C3A | 0.0414 (19) | 0.0483 (19) | 0.079 (2) | 0.0043 (16) | 0.0087 (18) | 0.0002 (17) |
C4A | 0.0442 (19) | 0.0511 (18) | 0.058 (2) | 0.0037 (15) | 0.0051 (16) | 0.0021 (16) |
C5A | 0.0453 (19) | 0.0419 (17) | 0.063 (2) | 0.0083 (15) | −0.0021 (16) | −0.0056 (15) |
C6A | 0.0456 (19) | 0.049 (2) | 0.076 (2) | −0.0005 (16) | −0.0011 (18) | −0.0025 (17) |
O7A | 0.0427 (13) | 0.0423 (13) | 0.116 (2) | 0.0063 (10) | −0.0014 (14) | 0.0028 (13) |
C8A | 0.046 (2) | 0.048 (2) | 0.091 (3) | 0.0053 (16) | 0.0059 (19) | 0.0017 (19) |
C9A | 0.0428 (19) | 0.0455 (18) | 0.071 (2) | 0.0135 (16) | 0.0085 (17) | 0.0045 (16) |
C10A | 0.052 (2) | 0.0449 (19) | 0.078 (3) | 0.0035 (16) | −0.007 (2) | −0.0057 (17) |
N11A | 0.054 (2) | 0.065 (2) | 0.126 (3) | 0.0044 (16) | −0.017 (2) | −0.0027 (19) |
N12A | 0.0544 (19) | 0.0475 (17) | 0.139 (3) | 0.0040 (15) | −0.013 (2) | −0.0031 (18) |
C13A | 0.039 (2) | 0.055 (2) | 0.098 (3) | 0.0024 (17) | 0.013 (2) | 0.001 (2) |
O13A | 0.0498 (15) | 0.0545 (14) | 0.128 (2) | 0.0064 (12) | 0.0092 (15) | −0.0029 (14) |
O14A | 0.0476 (15) | 0.0529 (14) | 0.135 (2) | −0.0020 (12) | 0.0061 (16) | 0.0037 (15) |
C15A | 0.068 (3) | 0.050 (2) | 0.148 (4) | −0.0094 (19) | 0.008 (3) | 0.007 (2) |
C16A | 0.081 (3) | 0.088 (3) | 0.182 (5) | −0.024 (3) | −0.006 (4) | −0.005 (3) |
C17A | 0.0368 (18) | 0.0492 (19) | 0.079 (3) | −0.0042 (15) | 0.0072 (18) | −0.0056 (18) |
C18A | 0.074 (3) | 0.070 (2) | 0.079 (3) | −0.013 (2) | 0.011 (2) | −0.006 (2) |
C19A | 0.127 (5) | 0.124 (4) | 0.082 (3) | −0.051 (4) | 0.040 (3) | −0.025 (3) |
C20A | 0.095 (5) | 0.142 (6) | 0.153 (6) | −0.046 (4) | 0.064 (5) | −0.085 (5) |
C21A | 0.065 (3) | 0.119 (4) | 0.173 (6) | 0.009 (3) | 0.036 (4) | −0.066 (5) |
C22A | 0.048 (2) | 0.073 (3) | 0.116 (4) | 0.0119 (19) | 0.010 (2) | −0.017 (2) |
N1B | 0.0415 (17) | 0.0492 (16) | 0.115 (3) | −0.0001 (13) | −0.0089 (17) | 0.0045 (17) |
N2B | 0.0425 (17) | 0.0493 (17) | 0.098 (2) | −0.0002 (13) | −0.0072 (16) | 0.0051 (16) |
C3B | 0.0394 (18) | 0.0441 (18) | 0.071 (2) | 0.0053 (15) | 0.0009 (17) | 0.0052 (16) |
C4B | 0.0385 (17) | 0.0445 (17) | 0.0552 (19) | 0.0047 (14) | 0.0004 (15) | 0.0006 (15) |
C5B | 0.0398 (18) | 0.0418 (17) | 0.064 (2) | 0.0058 (14) | −0.0055 (16) | −0.0009 (15) |
C6B | 0.0425 (19) | 0.0478 (19) | 0.081 (3) | 0.0004 (16) | −0.0052 (18) | 0.0016 (18) |
O7B | 0.0514 (15) | 0.0407 (13) | 0.120 (2) | 0.0091 (11) | −0.0164 (15) | 0.0007 (13) |
C8B | 0.049 (2) | 0.0416 (19) | 0.087 (3) | 0.0041 (16) | −0.0036 (19) | −0.0002 (18) |
C9B | 0.0418 (18) | 0.0410 (17) | 0.060 (2) | 0.0055 (14) | −0.0018 (16) | 0.0017 (15) |
C10B | 0.050 (2) | 0.0428 (18) | 0.072 (2) | −0.0001 (15) | −0.0093 (19) | −0.0079 (16) |
N11B | 0.056 (2) | 0.0639 (19) | 0.111 (3) | 0.0036 (16) | −0.023 (2) | −0.0106 (18) |
N12B | 0.0582 (19) | 0.0449 (16) | 0.151 (3) | 0.0027 (14) | −0.027 (2) | −0.0107 (19) |
C13B | 0.0408 (19) | 0.052 (2) | 0.071 (2) | 0.0008 (16) | −0.0001 (18) | 0.0024 (18) |
O13B | 0.0480 (15) | 0.0526 (14) | 0.119 (2) | 0.0049 (11) | −0.0078 (15) | 0.0049 (14) |
O14B | 0.0503 (15) | 0.0462 (13) | 0.117 (2) | −0.0033 (11) | −0.0111 (15) | 0.0011 (13) |
C15B | 0.064 (3) | 0.047 (2) | 0.112 (3) | −0.0085 (18) | 0.006 (2) | −0.006 (2) |
C16B | 0.083 (3) | 0.076 (3) | 0.126 (4) | −0.027 (2) | −0.005 (3) | −0.009 (3) |
C17B | 0.0435 (19) | 0.0493 (19) | 0.067 (2) | −0.0116 (16) | 0.0032 (17) | −0.0086 (16) |
C18B | 0.054 (2) | 0.076 (3) | 0.109 (3) | 0.017 (2) | 0.010 (2) | −0.018 (2) |
C19B | 0.075 (4) | 0.134 (5) | 0.146 (5) | 0.020 (3) | 0.029 (4) | −0.053 (4) |
C20B | 0.082 (4) | 0.135 (5) | 0.145 (6) | −0.024 (4) | 0.047 (4) | −0.062 (5) |
C21B | 0.126 (5) | 0.136 (5) | 0.075 (3) | −0.068 (4) | 0.035 (3) | −0.029 (3) |
C22B | 0.087 (3) | 0.077 (3) | 0.074 (3) | −0.016 (2) | 0.013 (2) | −0.007 (2) |
S1 | 0.0793 (13) | 0.0955 (14) | 0.1160 (19) | −0.0053 (10) | 0.0069 (12) | −0.0162 (12) |
S1A | 0.065 (2) | 0.121 (4) | 0.083 (3) | 0.018 (2) | 0.0102 (19) | 0.013 (2) |
S2 | 0.0635 (16) | 0.153 (3) | 0.111 (3) | 0.0201 (15) | 0.0120 (16) | 0.056 (2) |
S2B | 0.0635 (19) | 0.114 (2) | 0.101 (3) | −0.0011 (15) | 0.0044 (19) | −0.0174 (17) |
O1S | 0.0506 (17) | 0.134 (3) | 0.203 (4) | 0.0091 (17) | 0.006 (2) | 0.077 (3) |
O2S | 0.067 (2) | 0.092 (2) | 0.245 (5) | 0.0036 (17) | −0.047 (3) | 0.029 (2) |
C1S | 0.086 (4) | 0.125 (4) | 0.270 (8) | 0.003 (3) | 0.004 (5) | 0.099 (5) |
C2S | 0.067 (3) | 0.160 (5) | 0.245 (8) | −0.025 (3) | −0.012 (4) | 0.086 (5) |
C3S | 0.127 (5) | 0.088 (4) | 0.333 (10) | −0.006 (3) | −0.069 (6) | 0.031 (5) |
C4S | 0.142 (6) | 0.142 (6) | 0.56 (2) | 0.003 (5) | −0.198 (10) | −0.020 (8) |
N1A—C8A | 1.323 (4) | C13B—O14B | 1.318 (4) |
N1A—N2A | 1.345 (4) | O14B—C15B | 1.454 (4) |
N2A—C3A | 1.359 (4) | C15B—C16B | 1.505 (5) |
N2A—H2A | 0.8600 | C15B—H15A | 0.9700 |
C3A—C9A | 1.390 (4) | C15B—H15B | 0.9700 |
C3A—C13A | 1.450 (5) | C16B—H16A | 0.9600 |
C4A—C9A | 1.494 (4) | C16B—H16B | 0.9600 |
C4A—C17A | 1.524 (4) | C16B—H16C | 0.9600 |
C4A—C5A | 1.530 (4) | C17B—C22B | 1.357 (5) |
C4A—H4A | 0.9800 | C17B—C18B | 1.387 (5) |
C5A—C6A | 1.356 (4) | C18B—C19B | 1.358 (6) |
C5A—C10A | 1.407 (4) | C18B—H18B | 0.9300 |
C6A—N12A | 1.345 (4) | C19B—C20B | 1.333 (8) |
C6A—O7A | 1.363 (4) | C19B—H19B | 0.9300 |
O7A—C8A | 1.379 (4) | C20B—C21B | 1.390 (7) |
C8A—C9A | 1.383 (4) | C20B—H20B | 0.9300 |
C10A—N11A | 1.145 (4) | C21B—C22B | 1.430 (6) |
N12A—H50A | 0.8600 | C21B—H21B | 0.9300 |
N12A—H40A | 0.8600 | C22B—H22B | 0.9300 |
C13A—O13A | 1.212 (4) | S1—O1S | 1.543 (4) |
C13A—O14A | 1.319 (4) | S1—C1S | 1.686 (5) |
O14A—C15A | 1.462 (4) | S1—C2S | 1.749 (6) |
C15A—C16A | 1.476 (5) | S1—H6S | 1.4746 |
C15A—H15C | 0.9700 | S1—H11S | 1.6005 |
C15A—H15D | 0.9700 | S1A—C1S | 1.464 (6) |
C16A—H16D | 0.9600 | S1A—O1S | 1.612 (5) |
C16A—H16E | 0.9600 | S1A—C2S | 1.728 (6) |
C16A—H16F | 0.9600 | S2—O2S | 1.463 (4) |
C17A—C18A | 1.378 (5) | S2—C4S | 1.576 (8) |
C17A—C22A | 1.387 (5) | S2—C3S | 1.677 (6) |
C18A—C19A | 1.374 (6) | S2—H17S | 1.6594 |
C18A—H18A | 0.9300 | S2—H24S | 1.5180 |
C19A—C20A | 1.390 (8) | S2B—O2S | 1.421 (5) |
C19A—H19A | 0.9300 | S2B—C4S | 1.573 (8) |
C20A—C21A | 1.344 (8) | S2B—C3S | 1.744 (6) |
C20A—H20A | 0.9300 | C1S—H1S | 0.9600 |
C21A—C22A | 1.374 (7) | C1S—H2S | 0.9600 |
C21A—H21A | 0.9300 | C1S—H3S | 0.9600 |
C22A—H22A | 0.9300 | C1S—H4S | 0.9600 |
N1B—C8B | 1.330 (4) | C1S—H5S | 0.9600 |
N1B—N2B | 1.344 (4) | C1S—H6S | 0.9601 |
N2B—C3B | 1.350 (4) | C2S—H7S | 0.9600 |
N2B—H2B | 0.8600 | C2S—H8S | 0.9600 |
C3B—C9B | 1.379 (4) | C2S—H9S | 0.9600 |
C3B—C13B | 1.459 (4) | C2S—H10S | 0.9600 |
C4B—C9B | 1.501 (4) | C2S—H11S | 0.9600 |
C4B—C17B | 1.511 (4) | C2S—H12S | 0.9600 |
C4B—C5B | 1.524 (4) | C3S—H13S | 0.9600 |
C4B—H4B | 0.9800 | C3S—H14S | 0.9600 |
C5B—C6B | 1.361 (4) | C3S—H15S | 0.9600 |
C5B—C10B | 1.408 (4) | C3S—H16S | 0.9600 |
C6B—N12B | 1.340 (4) | C3S—H17S | 0.9600 |
C6B—O7B | 1.362 (4) | C3S—H18S | 0.9600 |
O7B—C8B | 1.378 (4) | C4S—H19S | 0.9600 |
C8B—C9B | 1.382 (4) | C4S—H20S | 0.9600 |
C10B—N11B | 1.147 (4) | C4S—H21S | 0.9600 |
N12B—H50B | 0.8600 | C4S—H22S | 0.9600 |
N12B—H40B | 0.8600 | C4S—H23S | 0.9600 |
C13B—O13B | 1.210 (4) | C4S—H24S | 0.9600 |
C8A—N1A—N2A | 102.4 (3) | O1S—S1—C1S | 103.6 (3) |
N1A—N2A—C3A | 113.3 (3) | O1S—S1—C2S | 101.7 (3) |
N1A—N2A—H2A | 123.4 | C1S—S1—C2S | 100.8 (3) |
C3A—N2A—H2A | 123.4 | O1S—S1—H6S | 121.5 |
N2A—C3A—C9A | 106.4 (3) | C2S—S1—H6S | 120.0 |
N2A—C3A—C13A | 122.4 (3) | O1S—S1—H11S | 117.2 |
C9A—C3A—C13A | 131.2 (3) | C1S—S1—H11S | 120.4 |
C9A—C4A—C17A | 113.1 (3) | H6S—S1—H11S | 120.0 |
C9A—C4A—C5A | 106.5 (2) | C1S—S1A—O1S | 111.2 (4) |
C17A—C4A—C5A | 110.7 (3) | C1S—S1A—C2S | 111.7 (4) |
C9A—C4A—H4A | 108.8 | O1S—S1A—C2S | 99.8 (3) |
C17A—C4A—H4A | 108.8 | O2S—S2—C4S | 115.8 (5) |
C5A—C4A—H4A | 108.8 | O2S—S2—C3S | 107.4 (3) |
C6A—C5A—C10A | 117.3 (3) | C4S—S2—C3S | 102.0 (4) |
C6A—C5A—C4A | 125.1 (3) | O2S—S2—H17S | 124.0 |
C10A—C5A—C4A | 117.6 (3) | C4S—S2—H17S | 111.9 |
N12A—C6A—C5A | 127.1 (3) | O2S—S2—H24S | 136.6 |
N12A—C6A—O7A | 109.3 (3) | C3S—S2—H24S | 110.7 |
C5A—C6A—O7A | 123.6 (3) | H17S—S2—H24S | 99.3 |
C6A—O7A—C8A | 115.2 (2) | O2S—S2B—C4S | 118.6 (5) |
N1A—C8A—O7A | 119.5 (3) | O2S—S2B—C3S | 105.9 (3) |
N1A—C8A—C9A | 115.2 (3) | C4S—S2B—C3S | 99.2 (4) |
O7A—C8A—C9A | 125.3 (3) | S1—O1S—S1A | 49.26 (17) |
C8A—C9A—C3A | 102.8 (3) | S1A—C1S—S1 | 48.8 (2) |
C8A—C9A—C4A | 122.8 (3) | S1A—C1S—H1S | 130.5 |
C3A—C9A—C4A | 134.4 (3) | S1—C1S—H1S | 109.5 |
N11A—C10A—C5A | 178.7 (4) | S1A—C1S—H2S | 61.1 |
C6A—N12A—H50A | 120.0 | S1—C1S—H2S | 109.5 |
C6A—N12A—H40A | 120.0 | H1S—C1S—H2S | 109.5 |
H50A—N12A—H40A | 120.0 | S1A—C1S—H3S | 119.5 |
O13A—C13A—O14A | 125.3 (3) | S1—C1S—H3S | 109.5 |
O13A—C13A—C3A | 123.5 (3) | H1S—C1S—H3S | 109.5 |
O14A—C13A—C3A | 111.2 (3) | H2S—C1S—H3S | 109.5 |
C13A—O14A—C15A | 118.5 (3) | S1A—C1S—H4S | 109.6 |
O14A—C15A—C16A | 106.2 (3) | S1—C1S—H4S | 126.0 |
O14A—C15A—H15C | 110.5 | H2S—C1S—H4S | 69.0 |
C16A—C15A—H15C | 110.5 | H3S—C1S—H4S | 122.0 |
O14A—C15A—H15D | 110.5 | S1A—C1S—H5S | 109.5 |
C16A—C15A—H15D | 110.5 | S1—C1S—H5S | 124.1 |
H15C—C15A—H15D | 108.7 | H1S—C1S—H5S | 117.4 |
C15A—C16A—H16D | 109.5 | H2S—C1S—H5S | 82.5 |
C15A—C16A—H16E | 109.5 | H4S—C1S—H5S | 109.5 |
H16D—C16A—H16E | 109.5 | S1A—C1S—H6S | 109.3 |
C15A—C16A—H16F | 109.5 | S1—C1S—H6S | 60.6 |
H16D—C16A—H16F | 109.5 | H1S—C1S—H6S | 69.5 |
H16E—C16A—H16F | 109.5 | H2S—C1S—H6S | 167.3 |
C18A—C17A—C22A | 118.7 (4) | H3S—C1S—H6S | 82.3 |
C18A—C17A—C4A | 120.8 (3) | H4S—C1S—H6S | 109.5 |
C22A—C17A—C4A | 120.5 (3) | H5S—C1S—H6S | 109.5 |
C19A—C18A—C17A | 120.6 (4) | S1A—C2S—H7S | 133.7 |
C19A—C18A—H18A | 119.7 | S1—C2S—H7S | 109.5 |
C17A—C18A—H18A | 119.7 | S1A—C2S—H8S | 115.3 |
C18A—C19A—C20A | 120.0 (5) | S1—C2S—H8S | 109.5 |
C18A—C19A—H19A | 120.0 | H7S—C2S—H8S | 109.5 |
C20A—C19A—H19A | 120.0 | S1A—C2S—H9S | 66.1 |
C21A—C20A—C19A | 119.1 (5) | S1—C2S—H9S | 109.5 |
C21A—C20A—H20A | 120.4 | H7S—C2S—H9S | 109.5 |
C19A—C20A—H20A | 120.4 | H8S—C2S—H9S | 109.5 |
C20A—C21A—C22A | 121.7 (5) | S1A—C2S—H10S | 109.4 |
C20A—C21A—H21A | 119.1 | S1—C2S—H10S | 122.8 |
C22A—C21A—H21A | 119.1 | H7S—C2S—H10S | 45.2 |
C21A—C22A—C17A | 119.8 (5) | H8S—C2S—H10S | 126.6 |
C21A—C22A—H22A | 120.1 | H9S—C2S—H10S | 64.3 |
C17A—C22A—H22A | 120.1 | S1A—C2S—H11S | 109.5 |
C8B—N1B—N2B | 102.0 (3) | S1—C2S—H11S | 65.0 |
N1B—N2B—C3B | 113.4 (3) | H7S—C2S—H11S | 65.4 |
N1B—N2B—H2B | 123.3 | H8S—C2S—H11S | 81.9 |
C3B—N2B—H2B | 123.3 | H9S—C2S—H11S | 168.7 |
N2B—C3B—C9B | 106.8 (3) | H10S—C2S—H11S | 109.5 |
N2B—C3B—C13B | 122.2 (3) | S1A—C2S—H12S | 109.5 |
C9B—C3B—C13B | 130.9 (3) | S1—C2S—H12S | 126.4 |
C9B—C4B—C17B | 113.9 (3) | H7S—C2S—H12S | 115.5 |
C9B—C4B—C5B | 106.6 (2) | H9S—C2S—H12S | 81.8 |
C17B—C4B—C5B | 110.2 (2) | H10S—C2S—H12S | 109.5 |
C9B—C4B—H4B | 108.7 | H11S—C2S—H12S | 109.5 |
C17B—C4B—H4B | 108.7 | S2—C3S—H13S | 109.5 |
C5B—C4B—H4B | 108.7 | S2B—C3S—H13S | 121.1 |
C6B—C5B—C10B | 117.7 (3) | S2—C3S—H14S | 109.5 |
C6B—C5B—C4B | 125.5 (3) | S2B—C3S—H14S | 125.8 |
C10B—C5B—C4B | 116.8 (2) | H13S—C3S—H14S | 109.5 |
N12B—C6B—C5B | 126.9 (3) | S2—C3S—H15S | 109.5 |
N12B—C6B—O7B | 109.1 (3) | S2B—C3S—H15S | 72.2 |
C5B—C6B—O7B | 123.9 (3) | H13S—C3S—H15S | 109.5 |
C6B—O7B—C8B | 114.8 (2) | H14S—C3S—H15S | 109.5 |
N1B—C8B—O7B | 119.1 (3) | S2—C3S—H16S | 121.1 |
N1B—C8B—C9B | 114.9 (3) | S2B—C3S—H16S | 109.4 |
O7B—C8B—C9B | 126.0 (3) | H14S—C3S—H16S | 123.9 |
C3B—C9B—C8B | 102.8 (3) | H15S—C3S—H16S | 76.3 |
C3B—C9B—C4B | 134.4 (3) | S2—C3S—H17S | 72.3 |
C8B—C9B—C4B | 122.7 (3) | S2B—C3S—H17S | 109.6 |
N11B—C10B—C5B | 178.2 (4) | H13S—C3S—H17S | 76.3 |
C6B—N12B—H50B | 120.0 | H14S—C3S—H17S | 63.3 |
C6B—N12B—H40B | 120.0 | H15S—C3S—H17S | 172.4 |
H50B—N12B—H40B | 120.0 | H16S—C3S—H17S | 109.5 |
O13B—C13B—O14B | 125.1 (3) | S2—C3S—H18S | 125.7 |
O13B—C13B—C3B | 123.5 (3) | S2B—C3S—H18S | 109.4 |
O14B—C13B—C3B | 111.4 (3) | H13S—C3S—H18S | 123.9 |
C13B—O14B—C15B | 117.9 (3) | H14S—C3S—H18S | 46.2 |
O14B—C15B—C16B | 105.8 (3) | H15S—C3S—H18S | 63.3 |
O14B—C15B—H15A | 110.6 | H16S—C3S—H18S | 109.5 |
C16B—C15B—H15A | 110.6 | H17S—C3S—H18S | 109.5 |
O14B—C15B—H15B | 110.6 | S2B—C4S—H19S | 118.3 |
C16B—C15B—H15B | 110.6 | S2—C4S—H19S | 109.5 |
H15A—C15B—H15B | 108.7 | S2B—C4S—H20S | 69.1 |
C15B—C16B—H16A | 109.5 | S2—C4S—H20S | 109.5 |
C15B—C16B—H16B | 109.5 | H19S—C4S—H20S | 109.5 |
H16A—C16B—H16B | 109.5 | S2B—C4S—H21S | 129.7 |
C15B—C16B—H16C | 109.5 | S2—C4S—H21S | 109.5 |
H16A—C16B—H16C | 109.5 | H19S—C4S—H21S | 109.5 |
H16B—C16B—H16C | 109.5 | H20S—C4S—H21S | 109.5 |
C22B—C17B—C18B | 118.1 (4) | S2B—C4S—H22S | 109.5 |
C22B—C17B—C4B | 121.8 (3) | S2—C4S—H22S | 122.2 |
C18B—C17B—C4B | 119.9 (3) | H20S—C4S—H22S | 80.9 |
C19B—C18B—C17B | 123.3 (5) | H21S—C4S—H22S | 120.2 |
C19B—C18B—H18B | 118.3 | S2B—C4S—H23S | 109.6 |
C17B—C18B—H18B | 118.3 | S2—C4S—H23S | 125.9 |
C20B—C19B—C18B | 118.3 (6) | H19S—C4S—H23S | 123.9 |
C20B—C19B—H19B | 120.9 | H20S—C4S—H23S | 62.2 |
C18B—C19B—H19B | 120.9 | H21S—C4S—H23S | 47.3 |
C19B—C20B—C21B | 122.7 (5) | H22S—C4S—H23S | 109.5 |
C19B—C20B—H20B | 118.6 | S2B—C4S—H24S | 109.4 |
C21B—C20B—H20B | 118.6 | S2—C4S—H24S | 68.7 |
C20B—C21B—C22B | 117.4 (5) | H19S—C4S—H24S | 81.1 |
C20B—C21B—H21B | 121.3 | H20S—C4S—H24S | 168.9 |
C22B—C21B—H21B | 121.3 | H21S—C4S—H24S | 62.5 |
C17B—C22B—C21B | 120.1 (5) | H22S—C4S—H24S | 109.5 |
C17B—C22B—H22B | 119.9 | H23S—C4S—H24S | 109.5 |
C21B—C22B—H22B | 119.9 | ||
C8A—N1A—N2A—C3A | −0.4 (4) | C5B—C6B—O7B—C8B | −4.7 (5) |
N1A—N2A—C3A—C9A | 0.6 (4) | N2B—N1B—C8B—O7B | 179.4 (3) |
N1A—N2A—C3A—C13A | 178.7 (3) | N2B—N1B—C8B—C9B | −0.8 (4) |
C9A—C4A—C5A—C6A | −12.8 (4) | C6B—O7B—C8B—N1B | −174.5 (3) |
C17A—C4A—C5A—C6A | 110.5 (4) | C6B—O7B—C8B—C9B | 5.8 (5) |
C9A—C4A—C5A—C10A | 170.4 (3) | N2B—C3B—C9B—C8B | −0.9 (4) |
C17A—C4A—C5A—C10A | −66.3 (4) | C13B—C3B—C9B—C8B | 178.2 (3) |
C10A—C5A—C6A—N12A | 1.7 (5) | N2B—C3B—C9B—C4B | −179.2 (3) |
C4A—C5A—C6A—N12A | −175.1 (3) | C13B—C3B—C9B—C4B | −0.1 (6) |
C10A—C5A—C6A—O7A | −177.7 (3) | N1B—C8B—C9B—C3B | 1.1 (4) |
C4A—C5A—C6A—O7A | 5.5 (5) | O7B—C8B—C9B—C3B | −179.1 (3) |
N12A—C6A—O7A—C8A | −174.1 (3) | N1B—C8B—C9B—C4B | 179.7 (3) |
C5A—C6A—O7A—C8A | 5.4 (5) | O7B—C8B—C9B—C4B | −0.6 (5) |
N2A—N1A—C8A—O7A | −178.6 (3) | C17B—C4B—C9B—C3B | −65.1 (5) |
N2A—N1A—C8A—C9A | 0.1 (5) | C5B—C4B—C9B—C3B | 173.1 (4) |
C6A—O7A—C8A—N1A | 171.2 (3) | C17B—C4B—C9B—C8B | 116.8 (3) |
C6A—O7A—C8A—C9A | −7.3 (5) | C5B—C4B—C9B—C8B | −5.0 (4) |
N1A—C8A—C9A—C3A | 0.2 (5) | N2B—C3B—C13B—O13B | 174.8 (3) |
O7A—C8A—C9A—C3A | 178.8 (4) | C9B—C3B—C13B—O13B | −4.2 (6) |
N1A—C8A—C9A—C4A | 179.7 (3) | N2B—C3B—C13B—O14B | −6.4 (4) |
O7A—C8A—C9A—C4A | −1.7 (6) | C9B—C3B—C13B—O14B | 174.6 (4) |
N2A—C3A—C9A—C8A | −0.5 (4) | O13B—C13B—O14B—C15B | −1.8 (5) |
C13A—C3A—C9A—C8A | −178.3 (4) | C3B—C13B—O14B—C15B | 179.5 (3) |
N2A—C3A—C9A—C4A | −179.8 (4) | C13B—O14B—C15B—C16B | 177.0 (3) |
C13A—C3A—C9A—C4A | 2.4 (7) | C9B—C4B—C17B—C22B | −55.6 (4) |
C17A—C4A—C9A—C8A | −111.1 (4) | C5B—C4B—C17B—C22B | 64.2 (4) |
C5A—C4A—C9A—C8A | 10.7 (4) | C9B—C4B—C17B—C18B | 127.9 (3) |
C17A—C4A—C9A—C3A | 68.1 (5) | C5B—C4B—C17B—C18B | −112.3 (3) |
C5A—C4A—C9A—C3A | −170.0 (4) | C22B—C17B—C18B—C19B | 0.0 (6) |
N2A—C3A—C13A—O13A | −175.5 (4) | C4B—C17B—C18B—C19B | 176.5 (4) |
C9A—C3A—C13A—O13A | 2.1 (7) | C17B—C18B—C19B—C20B | −0.7 (7) |
N2A—C3A—C13A—O14A | 5.7 (5) | C18B—C19B—C20B—C21B | 1.1 (9) |
C9A—C3A—C13A—O14A | −176.7 (4) | C19B—C20B—C21B—C22B | −0.9 (8) |
O13A—C13A—O14A—C15A | 3.4 (6) | C18B—C17B—C22B—C21B | 0.3 (5) |
C3A—C13A—O14A—C15A | −177.8 (3) | C4B—C17B—C22B—C21B | −176.2 (3) |
C13A—O14A—C15A—C16A | −169.0 (4) | C20B—C21B—C22B—C17B | 0.1 (6) |
C9A—C4A—C17A—C18A | 54.5 (4) | C1S—S1—O1S—S1A | 45.2 (3) |
C5A—C4A—C17A—C18A | −64.9 (4) | C2S—S1—O1S—S1A | −59.0 (3) |
C9A—C4A—C17A—C22A | −126.0 (3) | C1S—S1A—O1S—S1 | −58.4 (4) |
C5A—C4A—C17A—C22A | 114.6 (3) | C2S—S1A—O1S—S1 | 59.6 (3) |
C22A—C17A—C18A—C19A | −0.8 (5) | C4S—S2B—O2S—S2 | −51.6 (5) |
C4A—C17A—C18A—C19A | 178.7 (3) | C3S—S2B—O2S—S2 | 58.6 (3) |
C17A—C18A—C19A—C20A | −0.1 (7) | C4S—S2—O2S—S2B | 49.6 (6) |
C18A—C19A—C20A—C21A | 0.9 (8) | C3S—S2—O2S—S2B | −63.5 (4) |
C19A—C20A—C21A—C22A | −0.6 (9) | O1S—S1A—C1S—S1 | 51.7 (3) |
C20A—C21A—C22A—C17A | −0.4 (8) | C2S—S1A—C1S—S1 | −58.8 (4) |
C18A—C17A—C22A—C21A | 1.1 (6) | O1S—S1—C1S—S1A | −51.9 (3) |
C4A—C17A—C22A—C21A | −178.4 (4) | C2S—S1—C1S—S1A | 53.0 (3) |
C8B—N1B—N2B—C3B | 0.2 (4) | C1S—S1A—C2S—S1 | 62.2 (4) |
N1B—N2B—C3B—C9B | 0.5 (4) | O1S—S1A—C2S—S1 | −55.3 (3) |
N1B—N2B—C3B—C13B | −178.7 (3) | O1S—S1—C2S—S1A | 59.9 (3) |
C9B—C4B—C5B—C6B | 6.1 (4) | C1S—S1—C2S—S1A | −46.6 (3) |
C17B—C4B—C5B—C6B | −118.0 (4) | O2S—S2—C3S—S2B | 57.7 (3) |
C9B—C4B—C5B—C10B | −177.6 (3) | C4S—S2—C3S—S2B | −64.5 (5) |
C17B—C4B—C5B—C10B | 58.3 (4) | O2S—S2B—C3S—S2 | −59.7 (3) |
C10B—C5B—C6B—N12B | 0.3 (6) | C4S—S2B—C3S—S2 | 63.7 (5) |
C4B—C5B—C6B—N12B | 176.6 (3) | O2S—S2B—C4S—S2 | 51.5 (4) |
C10B—C5B—C6B—O7B | −177.9 (3) | C3S—S2B—C4S—S2 | −62.3 (4) |
C4B—C5B—C6B—O7B | −1.5 (5) | O2S—S2—C4S—S2B | −47.8 (5) |
N12B—C6B—O7B—C8B | 176.9 (3) | C3S—S2—C4S—S2B | 68.4 (4) |
Cg is the centroid of the N1B–C9B/C8B ring. |
D—H···A | D—H | H···A | D···A | D—H···A |
N2A—H2A···O1S | 0.86 | 1.90 | 2.737 (4) | 165 |
N2B—H2B···O2Si | 0.86 | 1.90 | 2.750 (5) | 168 |
N12A—H50A···N11Bii | 0.86 | 2.19 | 3.024 (5) | 164 |
N12A—H40A···O13Aiii | 0.86 | 2.11 | 2.958 (4) | 170 |
N12B—H50B···N11Aiv | 0.86 | 2.23 | 3.072 (5) | 165 |
N12B—H40B···O13Bv | 0.86 | 2.10 | 2.945 (4) | 168 |
Symmetry codes: (i) −x+2, −y+1, −z+1; (ii) x, y+1, z+1; (iii) x, y+1, z; (iv) x, y−1, z−1; (v) x, y−1, z. |
Cg is the centroid of the N1B–C9B/C8B ring. |
D—H···A | D—H | H···A | D···A | D—H···A |
N2A—H2A···O1S | 0.86 | 1.90 | 2.737 (4) | 165 |
N2B—H2B···O2Si | 0.86 | 1.90 | 2.750 (5) | 168 |
N12A—H50A···N11Bii | 0.86 | 2.19 | 3.024 (5) | 164 |
N12A—H40A···O13Aiii | 0.86 | 2.11 | 2.958 (4) | 170 |
N12B—H50B···N11Aiv | 0.86 | 2.23 | 3.072 (5) | 165 |
N12B—H40B···O13Bv | 0.86 | 2.10 | 2.945 (4) | 168 |
Symmetry codes: (i) −x+2, −y+1, −z+1; (ii) x, y+1, z+1; (iii) x, y+1, z; (iv) x, y−1, z−1; (v) x, y−1, z. |
Acknowledgements
RK acknowledges the Department of Science & Technology for the single-crystal X-ray diffractometer sanctioned as a National Facility under project No. SR/S2/CMP-47/2003. GB is thankful to the CSIR, New Delhi, for financial support [grant No. 02 (110)/12/EMR-II]. BB is grateful to the UGC, New Delhi for the award of a Senior Research Fellowship.
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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.
Pyrano[2,3-c]pyrazole scaffolds represent a "privileged" structural motif well distributed in naturally occurring compounds with a broad spectrum of significant biological activities. Recently, a series of synthetic pyrano[2,3-c] pyrazole compounds have been evaluated and possess potent bactericidal (Nasr et al., 2002), insecticidal (Ismail et al., 2003), molluscicidal (Zonouz et al., 2012), analgestic (Kuo et al., 1984), anti-inflammatory activities (Zaki et al., 2006), hypotensive (Ahluwalia et al., 1997), hypoglycemic, and anticancer agents (Mohamed et al., 2010; Bhavanarushi et al., 2013). They are also potential inhibitors of human Chk1 kinase (Foloppe et al., 2006). Hence, investigation of the structural features of biologically relevant pyrano[2,3-c]pyrazole derivatives is of both scientific and practical interest. In continuation of our efforts to develop useful synthetic protocols for biologically significant molecules, we report herein an efficient and environmentally benign synthesis and the crystal structure of the title compound (I)
The asymmetric unit of the title compound is shown in Fig. 1. There are two crystallographically independent molecules (A and B). The geometry of both molecules is similar and in terms of their bond lengths and bond angles and are in good agreement with the standard values (Allen et al., 1987) and corresponds to those observed in a related structure (Topno et al., 2011). The double bond length C13A═O13A [1.212 (5) Å] and C13B═O13B [1.210 (5) Å] indicates the C═O double bond slightly longer than that observed for carbonyl bonds, probably because atoms O13A and O13B are involved in intermolecular N—H···O hydrogen bonds. The pyran ring (ring II) adopts a flattned sofa conformation in molecule A and a flattened boat conformation in molecule B with asymmetry parameters [ΔCs(C4) = 2.73] (molecule A) and [ΔCs(C4)) = 1.03, ΔC2(C4—C5) = 1.14] (molecule B) (Duax & Norton, 1975). The mean planes the pyrazole (ring I) and phenyl (ring III) rings from dihedral angles of 84.4 (2)° and 84.9 (2)°, respectively for molecules A and B. In the crystal, N—H···O and N—H···N hydrogen bonds link the components of the structure into chains along [010] (Fig. 2). In both solvent molecules, the S atoms are disordered over two sites with occupancy ratios of 0.679 (4):0.321 (4) and 0.546 (6):0.454 (6).