Literature DB >> 21203139

6β-Chloro-5α-hydr-oxy-20-oxopregnan-3β-yl acetate.

Rui M A Pinto, Jorge A R Salvador, José A Paixão, Ana Matos Beja, Manuela Ramos Silva.   

Abstract

The title steroid, C(23)H(35)ClO(4), is a pregnane derivative prepared by ring opening of the corresponding 5α,6α-ep-oxy steroid with BiCl(3). There are two symmetry-independent mol-ecules in the asymmetric unit that show no significant differences concerning bond lengths and angles. The conformation of the six-membered rings in both mol-ecules is close to a chair form, while the five-membered ring adopts an envelope conformation. All rings in both mol-ecules are trans-fused. The mol-ecules are held together by an extensive O-H⋯O hydrogen-bonding network.

Entities:  

Year:  2008        PMID: 21203139      PMCID: PMC2962054          DOI: 10.1107/S1600536808019478

Source DB:  PubMed          Journal:  Acta Crystallogr Sect E Struct Rep Online        ISSN: 1600-5368


Related literature

For related literature, see: Pinto et al. (2007a ▶,b ▶,c ▶); Spickett et al. (2000 ▶); Mori et al. (1996 ▶), Iwashima et al. (2001 ▶), Dorta et al. (2004 ▶); Nittala et al. (1981 ▶); Cremer & Pople (1975 ▶).

Experimental

Crystal data

C23H35ClO4 M = 410.96 Monoclinic, a = 7.6862 (6) Å b = 27.484 (2) Å c = 11.1863 (9) Å β = 110.094 (2)° V = 2219.2 (3) Å3 Z = 4 Mo Kα radiation μ = 0.20 mm−1 T = 293 (2) K 0.29 × 0.24 × 0.23 mm

Data collection

Bruker APEX CCD area-detector diffractometer Absorption correction: multi-scan (SADABS; Sheldrick, 2000 ▶) T min = 0.895, T max = 0.956 55742 measured reflections 10978 independent reflections 7889 reflections with I > 2σ(I) R int = 0.032

Refinement

R[F 2 > 2σ(F 2)] = 0.042 wR(F 2) = 0.117 S = 1.00 10978 reflections 515 parameters 1 restraint H-atom parameters constrained Δρmax = 0.22 e Å−3 Δρmin = −0.26 e Å−3 Absolute structure: Flack (1983 ▶), 5188 Friedel pairs Flack parameter: 0.04 (4) Data collection: SMART (Bruker, 2003 ▶); cell refinement: SAINT (Bruker, 2003 ▶); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008 ▶); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▶); molecular graphics: PLATON (Spek, 2003 ▶); software used to prepare material for publication: SHELXL97. Crystal structure: contains datablocks I, global. DOI: 10.1107/S1600536808019478/im2073sup1.cif Structure factors: contains datablocks I. DOI: 10.1107/S1600536808019478/im2073Isup2.hkl Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C23H35ClO4F000 = 888
Mr = 410.96Dx = 1.230 Mg m3
Monoclinic, P21Melting point: 506 K
Hall symbol: P 2ybMo Kα radiation λ = 0.71073 Å
a = 7.6862 (6) ÅCell parameters from 9965 reflections
b = 27.484 (2) Åθ = 2.4–26.1º
c = 11.1863 (9) ŵ = 0.20 mm1
β = 110.094 (2)ºT = 293 (2) K
V = 2219.2 (3) Å3Prism, colourless
Z = 40.29 × 0.24 × 0.23 mm
Bruker APEX CCD area-detector diffractometer10978 independent reflections
Radiation source: fine-focus sealed tube7889 reflections with I > 2σ(I)
Monochromator: graphiteRint = 0.032
T = 293(2) Kθmax = 28.6º
φ and ω scansθmin = 1.9º
Absorption correction: multi-scan(SADABS; Sheldrick, 2000)h = −10→10
Tmin = 0.895, Tmax = 0.956k = −36→36
55742 measured reflectionsl = −15→14
Refinement on F2Hydrogen site location: inferred from neighbouring sites
Least-squares matrix: fullH-atom parameters constrained
R[F2 > 2σ(F2)] = 0.042  w = 1/[σ2(Fo2) + (0.0626P)2 + 0.239P] where P = (Fo2 + 2Fc2)/3
wR(F2) = 0.117(Δ/σ)max < 0.001
S = 1.00Δρmax = 0.22 e Å3
10978 reflectionsΔρmin = −0.26 e Å3
515 parametersExtinction correction: none
1 restraintAbsolute structure: Flack (1983), 5188 Friedel pairs
Primary atom site location: structure-invariant direct methodsFlack parameter: 0.04 (4)
Secondary atom site location: difference Fourier map
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.
xyzUiso*/Ueq
C1A0.4116 (3)0.18353 (9)0.7110 (2)0.0504 (6)
H1A10.54180.19130.75170.060*
H1A20.40320.15020.68140.060*
C2A0.3296 (4)0.21710 (10)0.5962 (2)0.0581 (6)
H2A10.35240.25070.62350.070*
H2A20.39030.21100.53470.070*
C3A0.1236 (4)0.20907 (9)0.5339 (2)0.0538 (6)
H3A0.10080.17780.48930.065*
C4A0.0213 (3)0.21092 (9)0.6284 (2)0.0508 (6)
H4A1−0.10750.20220.58540.061*
H4A20.02500.24390.66030.061*
C5A0.1066 (3)0.17630 (8)0.7399 (2)0.0412 (5)
C6A−0.0100 (3)0.17224 (8)0.8275 (2)0.0460 (5)
H6A−0.12850.15760.77620.055*
C7A0.0739 (3)0.13888 (8)0.9396 (2)0.0437 (5)
H7A10.06140.10550.90980.052*
H7A20.00580.14220.99780.052*
C8A0.2773 (3)0.14963 (8)1.01065 (19)0.0374 (4)
H8A0.28720.18181.05000.045*
C9A0.3890 (3)0.14992 (8)0.91948 (19)0.0378 (4)
H9A0.37190.11780.87910.045*
C10A0.3142 (3)0.18762 (7)0.81034 (19)0.0388 (4)
C11A0.5973 (3)0.15552 (10)0.9918 (2)0.0520 (6)
H11A0.66350.15060.93300.062*
H11B0.62180.18851.02410.062*
C12A0.6718 (3)0.11993 (10)1.1028 (2)0.0490 (5)
H12A0.80040.12761.14990.059*
H12B0.66670.08711.06970.059*
C13A0.5605 (3)0.12211 (8)1.19318 (19)0.0394 (4)
C14A0.3578 (3)0.11236 (7)1.11474 (19)0.0363 (4)
H14A0.35660.08141.07100.044*
C15A0.2637 (3)0.10218 (9)1.2122 (2)0.0468 (5)
H15A0.16100.07981.17770.056*
H15B0.21740.13211.23630.056*
C16A0.4139 (3)0.07964 (9)1.3267 (2)0.0506 (5)
H16A0.38080.04671.34130.061*
H16B0.43110.09871.40290.061*
C17A0.5914 (3)0.07993 (8)1.29204 (19)0.0430 (5)
H17A0.59650.04931.24860.052*
C18A0.5863 (4)0.17114 (9)1.2621 (2)0.0546 (6)
H18A0.71370.17491.31500.082*
H18B0.50940.17231.31390.082*
H18C0.55190.19691.20050.082*
C19A0.3459 (3)0.23976 (8)0.8643 (2)0.0502 (5)
H19A0.26620.26180.80340.075*
H19B0.47280.24890.88140.075*
H19C0.31850.24100.94180.075*
C2OA0.7669 (3)0.08453 (9)1.4041 (2)0.0501 (6)
C21A0.9416 (4)0.06847 (15)1.3866 (3)0.0835 (10)
H21A0.96640.08891.32470.125*
H21B0.92890.03531.35780.125*
H21C1.04220.07091.46620.125*
C22A0.0374 (4)0.24333 (11)0.3249 (3)0.0637 (7)
C23A−0.0545 (5)0.28581 (14)0.2463 (3)0.0882 (10)
H23A−0.10980.27590.15910.132*
H23B0.03570.31080.25260.132*
H23C−0.14870.29820.27640.132*
Cl6A−0.06419 (9)0.23082 (2)0.88169 (7)0.06487 (18)
O3A0.0438 (3)0.24819 (6)0.44440 (16)0.0661 (5)
O5A0.1045 (2)0.12731 (5)0.69162 (15)0.0487 (4)
H5A0.00040.12090.64220.073*
O20A0.7689 (3)0.10243 (8)1.50390 (16)0.0668 (5)
O22A0.0948 (5)0.20927 (11)0.2873 (2)0.1296 (13)
C1B0.4187 (3)0.40216 (10)0.6303 (2)0.0553 (6)
H1B10.39660.43580.60280.066*
H1B20.33090.39370.67180.066*
C2B0.3846 (4)0.36956 (11)0.5131 (2)0.0642 (7)
H2B10.39030.33570.53880.077*
H2B20.26140.37580.45290.077*
C3B0.5266 (4)0.37864 (9)0.4488 (2)0.0548 (6)
H3B0.50620.41090.40920.066*
C4B0.7206 (3)0.37494 (9)0.5377 (2)0.0489 (5)
H4B10.80520.38370.49380.059*
H4B20.74680.34170.56770.059*
C5B0.7489 (3)0.40931 (7)0.6515 (2)0.0422 (5)
C6B0.9517 (3)0.41362 (8)0.7339 (2)0.0445 (5)
H6B1.01670.42780.68070.053*
C7B0.9786 (3)0.44826 (8)0.8449 (2)0.0436 (5)
H7B10.95520.48120.81250.052*
H7B21.10650.44660.90130.052*
C8B0.8516 (3)0.43712 (8)0.9215 (2)0.0370 (4)
H8B0.88570.40530.96230.044*
C9B0.6487 (3)0.43539 (8)0.8352 (2)0.0397 (5)
H9B0.62020.46740.79430.048*
C10B0.6149 (3)0.39743 (8)0.7259 (2)0.0417 (5)
C11B0.5181 (3)0.42880 (10)0.9126 (2)0.0518 (6)
H11C0.39110.43240.85560.062*
H11D0.53200.39590.94620.062*
C12B0.5521 (3)0.46465 (9)1.0234 (2)0.0465 (5)
H12C0.51870.49720.99020.056*
H12D0.47460.45601.07270.056*
C13B0.7535 (3)0.46384 (7)1.10859 (19)0.0368 (4)
C14B0.8724 (3)0.47500 (7)1.02440 (19)0.0366 (4)
H14B0.82410.50550.97990.044*
C15B1.0630 (3)0.48659 (9)1.1175 (2)0.0467 (5)
H15C1.12460.51051.08220.056*
H15D1.13890.45751.13900.056*
C16B1.0279 (3)0.50710 (9)1.2361 (2)0.0478 (5)
H16C1.08960.48721.31020.057*
H16D1.07450.54011.25320.057*
C17B0.8184 (3)0.50615 (8)1.20557 (19)0.0406 (5)
H17B0.76720.53651.16140.049*
C18B0.8034 (4)0.41460 (8)1.1769 (2)0.0503 (6)
H18D0.93200.41451.22930.075*
H18E0.78070.38901.11500.075*
H18F0.72890.40951.22930.075*
C19B0.6383 (4)0.34516 (9)0.7812 (2)0.0549 (6)
H19D0.52930.33610.79930.082*
H19E0.74390.34410.85820.082*
H19F0.65620.32290.72040.082*
C20B0.7553 (3)0.50139 (8)1.3198 (2)0.0471 (5)
C21B0.5746 (4)0.52302 (12)1.3101 (3)0.0698 (8)
H21D0.48290.51381.23060.105*
H21E0.58550.55781.31430.105*
H21F0.53830.51151.37900.105*
C22B0.3880 (4)0.34971 (11)0.2356 (2)0.0614 (7)
C23B0.3812 (5)0.30944 (13)0.1450 (3)0.0813 (9)
H23D0.26730.31120.07400.122*
H23E0.38820.27880.18740.122*
H23F0.48390.31240.11510.122*
Cl6B1.05925 (9)0.35550 (2)0.79004 (6)0.06012 (16)
O3B0.5069 (3)0.34127 (6)0.35021 (15)0.0634 (5)
O5B0.7007 (2)0.45778 (5)0.60311 (15)0.0505 (4)
H5B0.76210.46530.55880.076*
O20B0.8475 (3)0.48017 (7)1.41448 (15)0.0627 (5)
O22B0.3020 (4)0.38579 (10)0.2084 (2)0.1228 (12)
U11U22U33U12U13U23
C1A0.0510 (14)0.0574 (15)0.0419 (12)0.0034 (10)0.0150 (11)0.0095 (10)
C2A0.0651 (16)0.0623 (16)0.0487 (13)−0.0012 (12)0.0217 (12)0.0173 (12)
C3A0.0678 (16)0.0402 (12)0.0417 (12)0.0063 (11)0.0038 (11)0.0096 (10)
C4A0.0481 (13)0.0481 (13)0.0439 (12)0.0025 (10)0.0000 (10)0.0076 (10)
C5A0.0440 (12)0.0361 (11)0.0366 (11)−0.0005 (9)0.0049 (9)0.0040 (9)
C6A0.0350 (11)0.0461 (12)0.0509 (13)0.0010 (9)0.0072 (10)0.0009 (10)
C7A0.0334 (10)0.0491 (13)0.0458 (12)−0.0041 (9)0.0101 (9)0.0067 (10)
C8A0.0324 (10)0.0375 (11)0.0386 (10)−0.0017 (8)0.0073 (8)0.0023 (8)
C9A0.0327 (10)0.0417 (11)0.0359 (10)−0.0035 (8)0.0079 (8)0.0027 (9)
C10A0.0402 (11)0.0362 (11)0.0362 (10)−0.0038 (8)0.0084 (9)0.0034 (8)
C11A0.0333 (11)0.0733 (16)0.0458 (12)−0.0055 (11)0.0091 (10)0.0148 (12)
C12A0.0332 (11)0.0665 (15)0.0431 (12)0.0015 (10)0.0077 (9)0.0109 (11)
C13A0.0355 (10)0.0408 (11)0.0368 (10)−0.0050 (9)0.0060 (9)0.0015 (9)
C14A0.0377 (10)0.0349 (10)0.0337 (10)−0.0053 (8)0.0088 (8)0.0009 (8)
C15A0.0477 (12)0.0506 (13)0.0435 (12)−0.0040 (10)0.0176 (10)0.0046 (10)
C16A0.0590 (14)0.0536 (13)0.0390 (12)−0.0064 (11)0.0167 (11)0.0081 (10)
C17A0.0498 (12)0.0391 (11)0.0326 (10)−0.0016 (9)0.0047 (9)0.0013 (9)
C18A0.0595 (15)0.0458 (13)0.0469 (13)−0.0124 (11)0.0032 (11)−0.0014 (10)
C19A0.0530 (13)0.0447 (13)0.0477 (12)−0.0119 (10)0.0105 (11)0.0026 (10)
C2OA0.0514 (14)0.0510 (13)0.0387 (12)0.0009 (10)0.0037 (10)0.0109 (10)
C21A0.0609 (18)0.117 (3)0.0589 (17)0.0325 (18)0.0034 (14)0.0123 (17)
C22A0.0743 (18)0.0674 (18)0.0447 (14)0.0041 (14)0.0144 (13)0.0139 (13)
C23A0.103 (3)0.086 (2)0.0648 (18)0.0154 (19)0.0161 (18)0.0360 (17)
Cl6A0.0620 (4)0.0579 (4)0.0788 (4)0.0118 (3)0.0295 (3)0.0038 (3)
O3A0.0924 (14)0.0530 (11)0.0446 (9)0.0147 (9)0.0126 (9)0.0137 (8)
O5A0.0499 (9)0.0404 (8)0.0420 (8)−0.0033 (7)−0.0018 (7)−0.0026 (7)
O20A0.0627 (11)0.0850 (13)0.0395 (9)−0.0035 (10)0.0006 (8)−0.0078 (9)
O22A0.224 (4)0.110 (2)0.0622 (14)0.076 (2)0.0589 (19)0.0231 (14)
C1B0.0473 (14)0.0706 (16)0.0489 (13)−0.0045 (12)0.0174 (11)−0.0087 (12)
C2B0.0616 (16)0.0720 (18)0.0508 (14)−0.0077 (13)0.0089 (13)−0.0108 (13)
C3B0.0785 (18)0.0418 (12)0.0449 (13)0.0066 (11)0.0221 (13)−0.0081 (10)
C4B0.0595 (15)0.0458 (12)0.0451 (12)0.0028 (10)0.0226 (11)−0.0054 (10)
C5B0.0565 (13)0.0331 (11)0.0426 (11)0.0013 (9)0.0242 (10)−0.0004 (9)
C6B0.0485 (13)0.0427 (12)0.0519 (13)−0.0017 (9)0.0296 (11)−0.0033 (10)
C7B0.0465 (12)0.0420 (12)0.0519 (13)−0.0060 (9)0.0290 (11)−0.0067 (10)
C8B0.0393 (11)0.0377 (10)0.0398 (11)0.0008 (8)0.0210 (9)−0.0011 (8)
C9B0.0401 (11)0.0441 (11)0.0390 (11)−0.0026 (9)0.0190 (9)−0.0020 (9)
C10B0.0455 (12)0.0425 (12)0.0398 (11)−0.0039 (9)0.0182 (10)−0.0022 (9)
C11B0.0466 (13)0.0704 (16)0.0444 (12)−0.0124 (11)0.0234 (11)−0.0092 (11)
C12B0.0395 (12)0.0643 (15)0.0417 (11)−0.0011 (10)0.0217 (10)−0.0007 (10)
C13B0.0416 (11)0.0381 (11)0.0352 (10)−0.0018 (9)0.0189 (9)−0.0001 (8)
C14B0.0389 (11)0.0349 (10)0.0397 (10)0.0002 (8)0.0184 (9)0.0025 (8)
C15B0.0403 (12)0.0485 (13)0.0523 (13)−0.0028 (10)0.0172 (10)−0.0068 (10)
C16B0.0505 (13)0.0497 (13)0.0398 (11)−0.0035 (10)0.0113 (10)−0.0023 (10)
C17B0.0515 (12)0.0384 (11)0.0351 (10)0.0024 (9)0.0189 (9)0.0030 (8)
C18B0.0686 (16)0.0396 (12)0.0452 (12)−0.0035 (11)0.0229 (12)0.0049 (10)
C19B0.0709 (16)0.0452 (13)0.0539 (14)−0.0161 (11)0.0281 (13)−0.0035 (10)
C20B0.0641 (15)0.0418 (12)0.0395 (12)−0.0050 (10)0.0230 (11)−0.0064 (10)
C21B0.0766 (19)0.086 (2)0.0576 (15)0.0125 (15)0.0374 (15)−0.0009 (14)
C22B0.0684 (16)0.0633 (17)0.0448 (13)0.0109 (14)0.0097 (12)−0.0091 (12)
C23B0.091 (2)0.083 (2)0.0593 (17)0.0097 (18)0.0113 (16)−0.0246 (16)
Cl6B0.0586 (4)0.0533 (3)0.0693 (4)0.0115 (3)0.0231 (3)−0.0046 (3)
O3B0.0874 (13)0.0495 (10)0.0435 (9)0.0127 (9)0.0102 (9)−0.0098 (7)
O5B0.0747 (11)0.0405 (8)0.0456 (9)0.0064 (8)0.0327 (8)0.0044 (7)
O20B0.0801 (13)0.0724 (12)0.0388 (9)0.0022 (10)0.0244 (9)0.0072 (8)
O22B0.154 (3)0.0963 (18)0.0704 (14)0.0630 (19)−0.0223 (16)−0.0202 (13)
C1A—C2A1.530 (3)C1B—C10B1.525 (3)
C1A—C10A1.542 (3)C1B—C2B1.534 (3)
C1A—H1A10.9700C1B—H1B10.9700
C1A—H1A20.9700C1B—H1B20.9700
C2A—C3A1.510 (4)C2B—C3B1.521 (4)
C2A—H2A10.9700C2B—H2B10.9700
C2A—H2A20.9700C2B—H2B20.9700
C3A—O3A1.454 (3)C3B—O3B1.476 (3)
C3A—C4A1.520 (4)C3B—C4B1.484 (4)
C3A—H3A0.9800C3B—H3B0.9800
C4A—C5A1.526 (3)C4B—C5B1.539 (3)
C4A—H4A10.9700C4B—H4B10.9700
C4A—H4A20.9700C4B—H4B20.9700
C5A—O5A1.449 (3)C5B—O5B1.438 (3)
C5A—C6A1.542 (3)C5B—C6B1.518 (3)
C5A—C10A1.549 (3)C5B—C10B1.566 (3)
C6A—C7A1.508 (3)C6B—C7B1.521 (3)
C6A—Cl6A1.819 (2)C6B—Cl6B1.809 (2)
C6A—H6A0.9800C6B—H6B0.9800
C7A—C8A1.520 (3)C7B—C8B1.535 (3)
C7A—H7A10.9700C7B—H7B10.9700
C7A—H7A20.9700C7B—H7B20.9700
C8A—C14A1.514 (3)C8B—C14B1.519 (3)
C8A—C9A1.542 (3)C8B—C9B1.527 (3)
C8A—H8A0.9800C8B—H8B0.9800
C9A—C11A1.534 (3)C9B—C11B1.545 (3)
C9A—C10A1.553 (3)C9B—C10B1.560 (3)
C9A—H9A0.9800C9B—H9B0.9800
C10A—C19A1.542 (3)C10B—C19B1.550 (3)
C11A—C12A1.529 (3)C11B—C12B1.534 (3)
C11A—H11A0.9700C11B—H11C0.9700
C11A—H11B0.9700C11B—H11D0.9700
C12A—C13A1.533 (3)C12B—C13B1.513 (3)
C12A—H12A0.9700C12B—H12C0.9700
C12A—H12B0.9700C12B—H12D0.9700
C13A—C14A1.527 (3)C13B—C18B1.537 (3)
C13A—C18A1.531 (3)C13B—C17B1.551 (3)
C13A—C17A1.563 (3)C13B—C14B1.551 (3)
C14A—C15A1.527 (3)C14B—C15B1.512 (3)
C14A—H14A0.9800C14B—H14B0.9800
C15A—C16A1.530 (3)C15B—C16B1.548 (3)
C15A—H15A0.9700C15B—H15C0.9700
C15A—H15B0.9700C15B—H15D0.9700
C16A—C17A1.541 (3)C16B—C17B1.527 (3)
C16A—H16A0.9700C16B—H16C0.9700
C16A—H16B0.9700C16B—H16D0.9700
C17A—C2OA1.498 (3)C17B—C20B1.520 (3)
C17A—H17A0.9800C17B—H17B0.9800
C18A—H18A0.9600C18B—H18D0.9600
C18A—H18B0.9600C18B—H18E0.9600
C18A—H18C0.9600C18B—H18F0.9600
C19A—H19A0.9600C19B—H19D0.9600
C19A—H19B0.9600C19B—H19E0.9600
C19A—H19C0.9600C19B—H19F0.9600
C2OA—O20A1.215 (3)C20B—O20B1.204 (3)
C2OA—C21A1.489 (4)C20B—C21B1.480 (4)
C21A—H21A0.9600C21B—H21D0.9600
C21A—H21B0.9600C21B—H21E0.9600
C21A—H21C0.9600C21B—H21F0.9600
C22A—O22A1.173 (4)C22B—O22B1.173 (4)
C22A—O3A1.327 (3)C22B—O3B1.315 (3)
C22A—C23A1.486 (4)C22B—C23B1.490 (4)
C23A—H23A0.9600C23B—H23D0.9600
C23A—H23B0.9600C23B—H23E0.9600
C23A—H23C0.9600C23B—H23F0.9600
O5A—H5A0.8200O5B—H5B0.8200
C2A—C1A—C10A113.5 (2)C10B—C1B—C2B112.8 (2)
C2A—C1A—H1A1108.9C10B—C1B—H1B1109.0
C10A—C1A—H1A1108.9C2B—C1B—H1B1109.0
C2A—C1A—H1A2108.9C10B—C1B—H1B2109.0
C10A—C1A—H1A2108.9C2B—C1B—H1B2109.0
H1A1—C1A—H1A2107.7H1B1—C1B—H1B2107.8
C3A—C2A—C1A111.3 (2)C3B—C2B—C1B111.6 (2)
C3A—C2A—H2A1109.4C3B—C2B—H2B1109.3
C1A—C2A—H2A1109.4C1B—C2B—H2B1109.3
C3A—C2A—H2A2109.4C3B—C2B—H2B2109.3
C1A—C2A—H2A2109.4C1B—C2B—H2B2109.3
H2A1—C2A—H2A2108.0H2B1—C2B—H2B2108.0
O3A—C3A—C2A109.7 (2)O3B—C3B—C4B105.94 (19)
O3A—C3A—C4A104.9 (2)O3B—C3B—C2B109.5 (2)
C2A—C3A—C4A112.7 (2)C4B—C3B—C2B113.0 (2)
O3A—C3A—H3A109.8O3B—C3B—H3B109.4
C2A—C3A—H3A109.8C4B—C3B—H3B109.4
C4A—C3A—H3A109.8C2B—C3B—H3B109.4
C3A—C4A—C5A111.55 (19)C3B—C4B—C5B109.63 (18)
C3A—C4A—H4A1109.3C3B—C4B—H4B1109.7
C5A—C4A—H4A1109.3C5B—C4B—H4B1109.7
C3A—C4A—H4A2109.3C3B—C4B—H4B2109.7
C5A—C4A—H4A2109.3C5B—C4B—H4B2109.7
H4A1—C4A—H4A2108.0H4B1—C4B—H4B2108.2
O5A—C5A—C4A109.18 (17)O5B—C5B—C6B103.56 (17)
O5A—C5A—C6A103.59 (17)O5B—C5B—C4B108.22 (17)
C4A—C5A—C6A112.58 (18)C6B—C5B—C4B111.97 (18)
O5A—C5A—C10A104.70 (16)O5B—C5B—C10B105.17 (16)
C4A—C5A—C10A111.65 (17)C6B—C5B—C10B114.75 (17)
C6A—C5A—C10A114.38 (17)C4B—C5B—C10B112.33 (18)
C7A—C6A—C5A113.38 (18)C5B—C6B—C7B111.59 (17)
C7A—C6A—Cl6A110.03 (16)C5B—C6B—Cl6B113.16 (15)
C5A—C6A—Cl6A113.42 (16)C7B—C6B—Cl6B110.58 (16)
C7A—C6A—H6A106.5C5B—C6B—H6B107.1
C5A—C6A—H6A106.5C7B—C6B—H6B107.1
Cl6A—C6A—H6A106.5Cl6B—C6B—H6B107.1
C6A—C7A—C8A112.70 (17)C6B—C7B—C8B113.37 (17)
C6A—C7A—H7A1109.1C6B—C7B—H7B1108.9
C8A—C7A—H7A1109.1C8B—C7B—H7B1108.9
C6A—C7A—H7A2109.1C6B—C7B—H7B2108.9
C8A—C7A—H7A2109.1C8B—C7B—H7B2108.9
H7A1—C7A—H7A2107.8H7B1—C7B—H7B2107.7
C14A—C8A—C7A110.23 (16)C14B—C8B—C9B108.60 (16)
C14A—C8A—C9A109.80 (16)C14B—C8B—C7B111.40 (17)
C7A—C8A—C9A111.18 (16)C9B—C8B—C7B111.14 (16)
C14A—C8A—H8A108.5C14B—C8B—H8B108.5
C7A—C8A—H8A108.5C9B—C8B—H8B108.5
C9A—C8A—H8A108.5C7B—C8B—H8B108.5
C11A—C9A—C8A111.66 (17)C8B—C9B—C11B111.64 (16)
C11A—C9A—C10A112.65 (17)C8B—C9B—C10B112.05 (17)
C8A—C9A—C10A112.55 (16)C11B—C9B—C10B113.30 (18)
C11A—C9A—H9A106.5C8B—C9B—H9B106.4
C8A—C9A—H9A106.5C11B—C9B—H9B106.4
C10A—C9A—H9A106.5C10B—C9B—H9B106.4
C1A—C10A—C19A107.42 (18)C1B—C10B—C19B108.07 (19)
C1A—C10A—C5A106.78 (17)C1B—C10B—C9B110.56 (18)
C19A—C10A—C5A112.49 (18)C19B—C10B—C9B109.98 (17)
C1A—C10A—C9A112.19 (17)C1B—C10B—C5B106.37 (17)
C19A—C10A—C9A110.26 (17)C19B—C10B—C5B113.47 (18)
C5A—C10A—C9A107.72 (16)C9B—C10B—C5B108.34 (17)
C12A—C11A—C9A113.32 (18)C12B—C11B—C9B114.46 (19)
C12A—C11A—H11A108.9C12B—C11B—H11C108.6
C9A—C11A—H11A108.9C9B—C11B—H11C108.6
C12A—C11A—H11B108.9C12B—C11B—H11D108.6
C9A—C11A—H11B108.9C9B—C11B—H11D108.6
H11A—C11A—H11B107.7H11C—C11B—H11D107.6
C11A—C12A—C13A111.88 (19)C13B—C12B—C11B110.67 (18)
C11A—C12A—H12A109.2C13B—C12B—H12C109.5
C13A—C12A—H12A109.2C11B—C12B—H12C109.5
C11A—C12A—H12B109.2C13B—C12B—H12D109.5
C13A—C12A—H12B109.2C11B—C12B—H12D109.5
H12A—C12A—H12B107.9H12C—C12B—H12D108.1
C14A—C13A—C12A107.73 (16)C12B—C13B—C18B110.66 (18)
C14A—C13A—C18A111.95 (18)C12B—C13B—C17B116.29 (17)
C12A—C13A—C18A111.19 (19)C18B—C13B—C17B110.29 (17)
C14A—C13A—C17A98.83 (16)C12B—C13B—C14B107.65 (16)
C12A—C13A—C17A116.99 (18)C18B—C13B—C14B112.18 (17)
C18A—C13A—C17A109.56 (17)C17B—C13B—C14B99.29 (15)
C8A—C14A—C15A120.28 (18)C15B—C14B—C8B119.41 (17)
C8A—C14A—C13A112.94 (16)C15B—C14B—C13B104.89 (16)
C15A—C14A—C13A105.21 (16)C8B—C14B—C13B113.20 (17)
C8A—C14A—H14A105.8C15B—C14B—H14B106.1
C15A—C14A—H14A105.8C8B—C14B—H14B106.1
C13A—C14A—H14A105.8C13B—C14B—H14B106.1
C14A—C15A—C16A105.40 (18)C14B—C15B—C16B104.71 (17)
C14A—C15A—H15A110.7C14B—C15B—H15C110.8
C16A—C15A—H15A110.7C16B—C15B—H15C110.8
C14A—C15A—H15B110.7C14B—C15B—H15D110.8
C16A—C15A—H15B110.7C16B—C15B—H15D110.8
H15A—C15A—H15B108.8H15C—C15B—H15D108.9
C15A—C16A—C17A105.41 (17)C17B—C16B—C15B106.46 (17)
C15A—C16A—H16A110.7C17B—C16B—H16C110.4
C17A—C16A—H16A110.7C15B—C16B—H16C110.4
C15A—C16A—H16B110.7C17B—C16B—H16D110.4
C17A—C16A—H16B110.7C15B—C16B—H16D110.4
H16A—C16A—H16B108.8H16C—C16B—H16D108.6
C2OA—C17A—C16A114.21 (18)C20B—C17B—C16B115.49 (19)
C2OA—C17A—C13A113.82 (18)C20B—C17B—C13B113.85 (17)
C16A—C17A—C13A104.44 (17)C16B—C17B—C13B103.31 (17)
C2OA—C17A—H17A108.0C20B—C17B—H17B107.9
C16A—C17A—H17A108.0C16B—C17B—H17B107.9
C13A—C17A—H17A108.0C13B—C17B—H17B107.9
C13A—C18A—H18A109.5C13B—C18B—H18D109.5
C13A—C18A—H18B109.5C13B—C18B—H18E109.5
H18A—C18A—H18B109.5H18D—C18B—H18E109.5
C13A—C18A—H18C109.5C13B—C18B—H18F109.5
H18A—C18A—H18C109.5H18D—C18B—H18F109.5
H18B—C18A—H18C109.5H18E—C18B—H18F109.5
C10A—C19A—H19A109.5C10B—C19B—H19D109.5
C10A—C19A—H19B109.5C10B—C19B—H19E109.5
H19A—C19A—H19B109.5H19D—C19B—H19E109.5
C10A—C19A—H19C109.5C10B—C19B—H19F109.5
H19A—C19A—H19C109.5H19D—C19B—H19F109.5
H19B—C19A—H19C109.5H19E—C19B—H19F109.5
O20A—C2OA—C21A120.9 (2)O20B—C20B—C21B120.9 (2)
O20A—C2OA—C17A121.8 (2)O20B—C20B—C17B121.3 (2)
C21A—C2OA—C17A117.3 (2)C21B—C20B—C17B117.8 (2)
C2OA—C21A—H21A109.5C20B—C21B—H21D109.5
C2OA—C21A—H21B109.5C20B—C21B—H21E109.5
H21A—C21A—H21B109.5H21D—C21B—H21E109.5
C2OA—C21A—H21C109.5C20B—C21B—H21F109.5
H21A—C21A—H21C109.5H21D—C21B—H21F109.5
H21B—C21A—H21C109.5H21E—C21B—H21F109.5
O22A—C22A—O3A123.6 (3)O22B—C22B—O3B122.9 (2)
O22A—C22A—C23A125.1 (3)O22B—C22B—C23B124.6 (3)
O3A—C22A—C23A111.2 (3)O3B—C22B—C23B112.5 (2)
C22A—C23A—H23A109.5C22B—C23B—H23D109.5
C22A—C23A—H23B109.5C22B—C23B—H23E109.5
H23A—C23A—H23B109.5H23D—C23B—H23E109.5
C22A—C23A—H23C109.5C22B—C23B—H23F109.5
H23A—C23A—H23C109.5H23D—C23B—H23F109.5
H23B—C23A—H23C109.5H23E—C23B—H23F109.5
C22A—O3A—C3A118.7 (2)C22B—O3B—C3B117.69 (19)
C5A—O5A—H5A109.5C5B—O5B—H5B109.5
C10A—C1A—C2A—C3A−54.8 (3)C10B—C1B—C2B—C3B−54.8 (3)
C1A—C2A—C3A—O3A167.5 (2)C1B—C2B—C3B—O3B170.9 (2)
C1A—C2A—C3A—C4A51.0 (3)C1B—C2B—C3B—C4B53.1 (3)
O3A—C3A—C4A—C5A−172.38 (18)O3B—C3B—C4B—C5B−174.52 (18)
C2A—C3A—C4A—C5A−53.1 (3)C2B—C3B—C4B—C5B−54.7 (3)
C3A—C4A—C5A—O5A−57.7 (2)C3B—C4B—C5B—O5B−56.8 (2)
C3A—C4A—C5A—C6A−172.21 (19)C3B—C4B—C5B—C6B−170.28 (19)
C3A—C4A—C5A—C10A57.5 (2)C3B—C4B—C5B—C10B58.9 (2)
O5A—C5A—C6A—C7A63.2 (2)O5B—C5B—C6B—C7B62.7 (2)
C4A—C5A—C6A—C7A−178.95 (19)C4B—C5B—C6B—C7B179.12 (17)
C10A—C5A—C6A—C7A−50.1 (2)C10B—C5B—C6B—C7B−51.3 (2)
O5A—C5A—C6A—Cl6A−170.33 (14)O5B—C5B—C6B—Cl6B−171.77 (12)
C4A—C5A—C6A—Cl6A−52.5 (2)C4B—C5B—C6B—Cl6B−55.4 (2)
C10A—C5A—C6A—Cl6A76.3 (2)C10B—C5B—C6B—Cl6B74.2 (2)
C5A—C6A—C7A—C8A49.3 (3)C5B—C6B—C7B—C8B50.8 (2)
Cl6A—C6A—C7A—C8A−78.9 (2)Cl6B—C6B—C7B—C8B−76.1 (2)
C6A—C7A—C8A—C14A−175.11 (18)C6B—C7B—C8B—C14B−175.41 (19)
C6A—C7A—C8A—C9A−53.1 (2)C6B—C7B—C8B—C9B−54.2 (2)
C14A—C8A—C9A—C11A−51.9 (2)C14B—C8B—C9B—C11B−52.0 (2)
C7A—C8A—C9A—C11A−174.15 (19)C7B—C8B—C9B—C11B−174.88 (18)
C14A—C8A—C9A—C10A−179.76 (17)C14B—C8B—C9B—C10B179.71 (17)
C7A—C8A—C9A—C10A58.0 (2)C7B—C8B—C9B—C10B56.8 (2)
C2A—C1A—C10A—C19A−63.7 (3)C2B—C1B—C10B—C19B−65.9 (3)
C2A—C1A—C10A—C5A57.1 (2)C2B—C1B—C10B—C9B173.7 (2)
C2A—C1A—C10A—C9A174.93 (19)C2B—C1B—C10B—C5B56.3 (3)
O5A—C5A—C10A—C1A60.0 (2)C8B—C9B—C10B—C1B−171.23 (18)
C4A—C5A—C10A—C1A−58.0 (2)C11B—C9B—C10B—C1B61.4 (2)
C6A—C5A—C10A—C1A172.66 (18)C8B—C9B—C10B—C19B69.5 (2)
O5A—C5A—C10A—C19A177.57 (17)C11B—C9B—C10B—C19B−57.9 (2)
C4A—C5A—C10A—C19A59.6 (2)C8B—C9B—C10B—C5B−55.0 (2)
C6A—C5A—C10A—C19A−69.8 (2)C11B—C9B—C10B—C5B177.55 (19)
O5A—C5A—C10A—C9A−60.7 (2)O5B—C5B—C10B—C1B58.7 (2)
C4A—C5A—C10A—C9A−178.72 (18)C6B—C5B—C10B—C1B171.78 (18)
C6A—C5A—C10A—C9A52.0 (2)C4B—C5B—C10B—C1B−58.8 (2)
C11A—C9A—C10A—C1A59.4 (2)O5B—C5B—C10B—C19B177.35 (18)
C8A—C9A—C10A—C1A−173.28 (17)C6B—C5B—C10B—C19B−69.5 (2)
C11A—C9A—C10A—C19A−60.3 (2)C4B—C5B—C10B—C19B59.9 (2)
C8A—C9A—C10A—C19A67.0 (2)O5B—C5B—C10B—C9B−60.2 (2)
C11A—C9A—C10A—C5A176.62 (19)C6B—C5B—C10B—C9B52.9 (2)
C8A—C9A—C10A—C5A−56.1 (2)C4B—C5B—C10B—C9B−177.70 (18)
C8A—C9A—C11A—C12A50.0 (3)C8B—C9B—C11B—C12B50.6 (3)
C10A—C9A—C11A—C12A177.81 (19)C10B—C9B—C11B—C12B178.2 (2)
C9A—C11A—C12A—C13A−52.9 (3)C9B—C11B—C12B—C13B−53.0 (3)
C11A—C12A—C13A—C14A56.2 (2)C11B—C12B—C13B—C18B−66.9 (2)
C11A—C12A—C13A—C18A−66.8 (2)C11B—C12B—C13B—C17B166.29 (18)
C11A—C12A—C13A—C17A166.34 (18)C11B—C12B—C13B—C14B56.0 (2)
C7A—C8A—C14A—C15A−52.7 (3)C9B—C8B—C14B—C15B−175.70 (17)
C9A—C8A—C14A—C15A−175.50 (18)C7B—C8B—C14B—C15B−53.0 (2)
C7A—C8A—C14A—C13A−177.93 (17)C9B—C8B—C14B—C13B60.1 (2)
C9A—C8A—C14A—C13A59.3 (2)C7B—C8B—C14B—C13B−177.21 (18)
C12A—C13A—C14A—C8A−60.9 (2)C12B—C13B—C14B—C15B165.70 (18)
C18A—C13A—C14A—C8A61.6 (2)C18B—C13B—C14B—C15B−72.3 (2)
C17A—C13A—C14A—C8A176.94 (17)C17B—C13B—C14B—C15B44.17 (19)
C12A—C13A—C14A—C15A166.02 (18)C12B—C13B—C14B—C8B−62.5 (2)
C18A—C13A—C14A—C15A−71.4 (2)C18B—C13B—C14B—C8B59.5 (2)
C17A—C13A—C14A—C15A43.9 (2)C17B—C13B—C14B—C8B176.00 (16)
C8A—C14A—C15A—C16A−158.59 (19)C8B—C14B—C15B—C16B−156.10 (19)
C13A—C14A—C15A—C16A−29.8 (2)C13B—C14B—C15B—C16B−27.9 (2)
C14A—C15A—C16A—C17A2.4 (2)C14B—C15B—C16B—C17B0.2 (2)
C15A—C16A—C17A—C2OA149.9 (2)C15B—C16B—C17B—C20B152.35 (19)
C15A—C16A—C17A—C13A25.0 (2)C15B—C16B—C17B—C13B27.4 (2)
C14A—C13A—C17A—C2OA−167.17 (19)C12B—C13B—C17B—C20B75.8 (2)
C12A—C13A—C17A—C2OA77.7 (2)C18B—C13B—C17B—C20B−51.3 (2)
C18A—C13A—C17A—C2OA−50.0 (3)C14B—C13B—C17B—C20B−169.18 (18)
C14A—C13A—C17A—C16A−42.0 (2)C12B—C13B—C17B—C16B−158.21 (17)
C12A—C13A—C17A—C16A−157.10 (19)C18B—C13B—C17B—C16B74.8 (2)
C18A—C13A—C17A—C16A75.2 (2)C14B—C13B—C17B—C16B−43.16 (19)
C16A—C17A—C2OA—O20A−23.3 (3)C16B—C17B—C20B—O20B−29.8 (3)
C13A—C17A—C2OA—O20A96.5 (3)C13B—C17B—C20B—O20B89.5 (3)
C16A—C17A—C2OA—C21A159.6 (3)C16B—C17B—C20B—C21B151.2 (2)
C13A—C17A—C2OA—C21A−80.6 (3)C13B—C17B—C20B—C21B−89.5 (3)
O22A—C22A—O3A—C3A−0.9 (5)O22B—C22B—O3B—C3B2.0 (5)
C23A—C22A—O3A—C3A177.9 (3)C23B—C22B—O3B—C3B179.9 (3)
C2A—C3A—O3A—C22A89.1 (3)C4B—C3B—O3B—C22B−150.3 (2)
C4A—C3A—O3A—C22A−149.6 (2)C2B—C3B—O3B—C22B87.5 (3)
D—H···AD—HH···AD···AD—H···A
O5A—H5A···O20Ai0.821.982.795 (2)171
O5B—H5B···O20Bii0.821.982.783 (2)165
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯AD—HH⋯ADAD—H⋯A
O5A—H5A⋯O20Ai0.821.982.795 (2)171
O5B—H5B⋯O20Bii0.821.982.783 (2)165

Symmetry codes: (i) ; (ii) .

  4 in total

1.  Three new chlorinated marine steroids, yonarasterols G, H and I, isolated from the okinawan soft coral, Clavularia viridis.

Authors:  M Iwashima; K Nara; Y Nakamichi; K Iguchi
Journal:  Steroids       Date:  2001-01       Impact factor: 2.668

2.  A short history of SHELX.

Authors:  George M Sheldrick
Journal:  Acta Crystallogr A       Date:  2007-12-21       Impact factor: 2.290

Review 3.  The reactions of hypochlorous acid, the reactive oxygen species produced by myeloperoxidase, with lipids.

Authors:  C M Spickett; A Jerlich; O M Panasenko; J Arnhold; A R Pitt; T Stelmaszyńska; R J Schaur
Journal:  Acta Biochim Pol       Date:  2000       Impact factor: 2.149

4.  Synthesis of some analogues of blattellastanoside A, the steroidal aggregation pheromone of the German cockroach.

Authors:  K Mori; T Nakayama; M Sakuma
Journal:  Bioorg Med Chem       Date:  1996-03       Impact factor: 3.641

  4 in total
  3 in total

1.  6β-Acetamido-5α-hydroxy-cholestan-3β-yl acetate.

Authors:  R M A Pinto; M Ramos Silva; A Matos Beja; J A R Salvador; J A Paixão
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2008-11-08

2.  16α,17α-Ep-oxy-5α-hydr-oxy-6β-nitrooxy-20-oxopregnan-3β-yl acetate.

Authors:  R M A Pinto; A Matos Beja; J A R Salvador; J A Paixão
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2009-05-14

Review 3.  Bismuth(III) reagents in steroid and terpene chemistry.

Authors:  Jorge A R Salvador; Samuel M Silvestre; Rui M A Pinto
Journal:  Molecules       Date:  2011-04-04       Impact factor: 4.411

  3 in total

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