Literature DB >> 21588246

A triclinic polymorph of (E)-2-(2-nitro-ethen-yl)furan.

Lin Li1, Bo Yu.   

Abstract

The title compound, C(6)H(5)NO(3), crystallizes in the triclinic system with six independent mol-ecules in the asymmetric unit. In a previous study, the structure of the title compound was determined in the monoclinic P2(1)/n space group at 100 K [Valerga et al. (2009 ▶). Acta Cryst. E65, o1979]. All six independent mol-ecules display an E configuration about the C=C double bond, with the dihedral angles between the planes of the furan rings and the nitro-alkenyl groups ranging from 0.61 (7) to 5.03 (7)°. The crystal structure is stabilized by inter-molecular C-H⋯O hydrogen-bonding inter-actions.

Entities:  

Year:  2010        PMID: 21588246      PMCID: PMC3007394          DOI: 10.1107/S160053681002492X

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


Related literature

For the use of nitro­alkenes in organic synthesis, see: Ranu et al. (2005 ▶); Ballini & Bosica (2005 ▶); Ono (2005 ▶). For the structure of the monoclinic polymorph, see: Valerga et al. (2009 ▶).

Experimental

Crystal data

C6H5NO3 M = 139.11 Triclinic, a = 9.8407 (14) Å b = 13.4270 (19) Å c = 15.300 (2) Å α = 91.105 (1)° β = 108.603 (2)° γ = 91.172 (1)° V = 1914.8 (5) Å3 Z = 12 Mo Kα radiation μ = 0.12 mm−1 T = 298 K 0.12 × 0.10 × 0.10 mm

Data collection

Bruker SMART CCD area-detector diffractometer Absorption correction: multi-scan (SADABS; Sheldrick, 1997 ▶) T min = 0.976, T max = 0.988 13307 measured reflections 8182 independent reflections 4235 reflections with I > 2σ(I) R int = 0.027

Refinement

R[F 2 > 2σ(F 2)] = 0.058 wR(F 2) = 0.149 S = 0.92 8182 reflections 541 parameters H-atom parameters constrained Δρmax = 0.15 e Å−3 Δρmin = −0.22 e Å−3 Data collection: SMART (Bruker, 2001 ▶); cell refinement: 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. Crystal structure: contains datablocks global, I. DOI: 10.1107/S160053681002492X/rz2466sup1.cif Structure factors: contains datablocks I. DOI: 10.1107/S160053681002492X/rz2466Isup2.hkl Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C6H5NO3Z = 12
Mr = 139.11F(000) = 864
Triclinic, P1Dx = 1.448 Mg m3
Hall symbol: -P 1Mo Kα radiation, λ = 0.71073 Å
a = 9.8407 (14) ÅCell parameters from 2345 reflections
b = 13.4270 (19) Åθ = 1.2–25.9°
c = 15.300 (2) ŵ = 0.12 mm1
α = 91.105 (1)°T = 298 K
β = 108.603 (2)°Block, colourless
γ = 91.172 (1)°0.12 × 0.10 × 0.10 mm
V = 1914.8 (5) Å3
Bruker SMART CCD area-detector diffractometer8182 independent reflections
Radiation source: fine-focus sealed tube4235 reflections with I > 2σ(I)
graphiteRint = 0.027
φ and ω scansθmax = 27.0°, θmin = 2.0°
Absorption correction: multi-scan (SADABS; Sheldrick, 1997)h = −12→12
Tmin = 0.976, Tmax = 0.988k = −16→17
13307 measured reflectionsl = −14→19
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.058Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.149H-atom parameters constrained
S = 0.92w = 1/[σ2(Fo2) + (0.0705P)2] where P = (Fo2 + 2Fc2)/3
8182 reflections(Δ/σ)max = 0.002
541 parametersΔρmax = 0.15 e Å3
0 restraintsΔρmin = −0.22 e Å3
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
C10.9416 (2)0.92135 (16)0.24460 (16)0.0650 (6)
H10.98310.95320.20560.078*
C21.0123 (2)0.86624 (16)0.31429 (16)0.0644 (6)
H21.10960.85280.33290.077*
C30.9112 (2)0.83226 (15)0.35424 (15)0.0599 (6)
H30.92880.79120.40470.072*
C40.7841 (2)0.86944 (14)0.30671 (14)0.0479 (5)
C50.6460 (2)0.85930 (14)0.31761 (14)0.0517 (5)
H50.63870.82110.36610.062*
C60.5279 (2)0.89934 (15)0.26493 (14)0.0539 (5)
H60.53080.93820.21590.065*
C70.7237 (2)0.63452 (14)0.18843 (14)0.0491 (5)
C80.8029 (2)0.67212 (15)0.13981 (16)0.0638 (6)
H80.77140.71460.09050.077*
C90.9416 (2)0.63636 (16)0.17613 (17)0.0669 (7)
H91.01960.65010.15600.080*
C100.9392 (2)0.57880 (16)0.24518 (17)0.0657 (6)
H101.01780.54520.28190.079*
C110.5770 (2)0.64540 (14)0.18134 (14)0.0515 (5)
H110.52390.68800.13680.062*
C120.5094 (2)0.60051 (15)0.23223 (15)0.0567 (6)
H120.55870.55730.27760.068*
C130.8059 (2)0.37791 (14)0.10512 (14)0.0484 (5)
C140.6775 (2)0.40843 (14)0.05235 (15)0.0570 (6)
H140.65960.4424−0.00240.068*
C150.5752 (2)0.38043 (15)0.09389 (16)0.0599 (6)
H150.47720.39150.07260.072*
C160.6481 (2)0.33457 (16)0.17040 (16)0.0643 (6)
H160.60700.30810.21210.077*
C170.9454 (2)0.38754 (14)0.09616 (14)0.0498 (5)
H170.95250.42010.04460.060*
C181.0657 (2)0.35470 (14)0.15413 (14)0.0525 (5)
H181.06310.32020.20570.063*
C190.8813 (2)0.13701 (14)0.01911 (15)0.0495 (5)
C200.9605 (2)0.15719 (15)−0.03563 (16)0.0607 (6)
H200.92670.1808−0.09530.073*
C211.1038 (2)0.13626 (15)0.01342 (18)0.0660 (6)
H211.18260.1428−0.00730.079*
C221.1038 (2)0.10540 (16)0.09513 (18)0.0697 (7)
H221.18520.08680.14180.084*
C230.7319 (2)0.14092 (14)0.00502 (15)0.0512 (5)
H230.67500.1662−0.05040.061*
C240.6664 (2)0.11183 (15)0.06361 (15)0.0565 (6)
H240.71990.08660.12000.068*
C250.7166 (2)0.11542 (14)0.39786 (15)0.0505 (5)
C260.6371 (2)0.08594 (15)0.45004 (16)0.0640 (6)
H260.67030.05330.50560.077*
C270.4949 (2)0.11306 (16)0.40575 (18)0.0675 (7)
H270.41610.10220.42580.081*
C280.4967 (2)0.15721 (17)0.32982 (19)0.0766 (7)
H280.41640.18290.28680.092*
C290.8654 (2)0.10866 (14)0.40970 (14)0.0512 (5)
H290.92030.07410.46040.061*
C300.9330 (2)0.14664 (15)0.35584 (15)0.0564 (6)
H300.88180.18190.30460.068*
C310.6315 (2)0.36980 (14)0.48376 (15)0.0505 (5)
C320.7617 (2)0.34777 (16)0.53904 (15)0.0635 (6)
H320.78220.31930.59660.076*
C330.8624 (2)0.37469 (15)0.49599 (17)0.0628 (6)
H330.96130.36780.51860.075*
C340.7873 (3)0.41190 (17)0.41671 (17)0.0739 (7)
H340.82700.43610.37340.089*
C350.4923 (2)0.35871 (14)0.49243 (14)0.0522 (5)
H350.48680.32950.54590.063*
C360.3707 (2)0.38543 (15)0.43283 (15)0.0565 (6)
H360.37160.41500.37850.068*
N10.39430 (19)0.88338 (14)0.28277 (13)0.0603 (5)
N20.3605 (2)0.61778 (13)0.21816 (13)0.0608 (5)
N31.19984 (19)0.37178 (13)0.13825 (14)0.0597 (5)
N40.51390 (19)0.11858 (12)0.04148 (14)0.0589 (5)
N51.08370 (18)0.13472 (13)0.37455 (13)0.0574 (5)
N60.23663 (19)0.36992 (13)0.44974 (14)0.0600 (5)
O10.80031 (15)0.92554 (10)0.23725 (10)0.0586 (4)
O20.38865 (17)0.82959 (14)0.34471 (12)0.0853 (5)
O30.29023 (16)0.92505 (12)0.23200 (12)0.0870 (5)
O40.80683 (15)0.57538 (10)0.25532 (10)0.0614 (4)
O50.30358 (18)0.57248 (13)0.26641 (12)0.0847 (5)
O60.29579 (16)0.67661 (12)0.16014 (11)0.0804 (5)
O70.79022 (15)0.33117 (10)0.17990 (9)0.0588 (4)
O81.30633 (16)0.33720 (12)0.19333 (12)0.0844 (5)
O91.20458 (17)0.41996 (14)0.07243 (12)0.0877 (6)
O100.96849 (15)0.10452 (10)0.10184 (10)0.0629 (4)
O110.44264 (16)0.15312 (12)−0.03166 (11)0.0803 (5)
O120.46063 (17)0.08859 (13)0.09852 (12)0.0849 (5)
O130.63096 (15)0.16044 (11)0.32253 (11)0.0711 (5)
O141.15176 (16)0.09038 (12)0.44346 (11)0.0782 (5)
O151.13827 (17)0.17002 (12)0.32070 (12)0.0805 (5)
O160.64420 (16)0.41055 (11)0.40583 (10)0.0709 (5)
O170.23464 (18)0.33222 (13)0.52140 (13)0.0894 (6)
O180.12831 (16)0.39605 (12)0.39036 (11)0.0817 (5)
U11U22U33U12U13U23
C10.0618 (16)0.0695 (15)0.0780 (17)−0.0058 (12)0.0427 (14)0.0025 (13)
C20.0469 (13)0.0728 (15)0.0772 (17)0.0049 (11)0.0246 (13)0.0062 (13)
C30.0560 (14)0.0666 (14)0.0570 (14)0.0048 (11)0.0171 (12)0.0129 (11)
C40.0490 (13)0.0499 (12)0.0475 (13)−0.0027 (9)0.0190 (10)0.0047 (10)
C50.0531 (13)0.0529 (12)0.0511 (13)−0.0015 (10)0.0195 (11)0.0040 (10)
C60.0502 (13)0.0580 (13)0.0565 (14)−0.0032 (10)0.0215 (11)0.0050 (10)
C70.0463 (12)0.0480 (12)0.0522 (13)0.0049 (9)0.0142 (10)0.0078 (10)
C80.0573 (14)0.0591 (14)0.0791 (17)0.0037 (11)0.0264 (13)0.0173 (12)
C90.0541 (15)0.0621 (15)0.0925 (19)0.0008 (11)0.0344 (14)0.0078 (13)
C100.0481 (14)0.0652 (15)0.0800 (18)0.0130 (11)0.0144 (12)0.0033 (13)
C110.0502 (13)0.0460 (12)0.0575 (14)0.0037 (9)0.0158 (11)0.0053 (10)
C120.0507 (13)0.0602 (13)0.0621 (15)0.0135 (10)0.0207 (12)0.0092 (11)
C130.0480 (12)0.0481 (12)0.0525 (13)−0.0016 (9)0.0210 (10)0.0071 (10)
C140.0487 (13)0.0608 (13)0.0608 (14)0.0065 (10)0.0156 (11)0.0135 (11)
C150.0432 (12)0.0628 (14)0.0753 (16)0.0035 (10)0.0208 (12)0.0050 (12)
C160.0562 (15)0.0691 (15)0.0791 (17)−0.0022 (11)0.0378 (13)0.0097 (13)
C170.0507 (13)0.0516 (12)0.0514 (13)−0.0012 (10)0.0223 (10)0.0042 (10)
C180.0462 (12)0.0584 (13)0.0573 (14)−0.0003 (10)0.0226 (11)0.0071 (10)
C190.0449 (12)0.0456 (12)0.0581 (14)0.0041 (9)0.0161 (11)0.0067 (10)
C200.0558 (14)0.0641 (14)0.0666 (15)0.0086 (11)0.0244 (12)0.0153 (12)
C210.0523 (14)0.0609 (14)0.0933 (19)0.0058 (11)0.0343 (14)0.0140 (13)
C220.0402 (13)0.0669 (15)0.097 (2)0.0073 (10)0.0131 (13)0.0213 (14)
C230.0449 (12)0.0487 (12)0.0589 (14)0.0041 (9)0.0147 (11)0.0060 (10)
C240.0408 (12)0.0586 (13)0.0652 (15)0.0022 (10)0.0100 (11)0.0069 (11)
C250.0444 (12)0.0465 (12)0.0606 (14)0.0040 (9)0.0165 (11)0.0053 (10)
C260.0591 (15)0.0654 (15)0.0714 (16)0.0058 (11)0.0258 (13)0.0098 (12)
C270.0523 (14)0.0587 (14)0.099 (2)0.0009 (11)0.0341 (14)0.0041 (13)
C280.0416 (13)0.0735 (16)0.110 (2)0.0120 (11)0.0151 (14)0.0239 (15)
C290.0441 (12)0.0502 (12)0.0580 (14)0.0041 (9)0.0140 (10)0.0055 (10)
C300.0418 (12)0.0607 (13)0.0644 (15)0.0063 (10)0.0130 (11)0.0113 (11)
C310.0547 (14)0.0463 (12)0.0535 (14)−0.0002 (10)0.0212 (11)0.0068 (10)
C320.0570 (14)0.0734 (15)0.0646 (15)0.0101 (11)0.0241 (13)0.0195 (12)
C330.0493 (13)0.0651 (14)0.0773 (17)0.0053 (11)0.0241 (13)0.0112 (12)
C340.0607 (16)0.0906 (18)0.0818 (19)−0.0017 (13)0.0385 (14)0.0167 (14)
C350.0546 (13)0.0515 (12)0.0549 (14)0.0029 (10)0.0232 (11)0.0059 (10)
C360.0501 (13)0.0594 (13)0.0638 (15)−0.0009 (10)0.0233 (12)0.0082 (11)
N10.0445 (11)0.0722 (13)0.0635 (13)−0.0022 (9)0.0162 (10)0.0023 (10)
N20.0531 (12)0.0695 (13)0.0664 (13)0.0092 (10)0.0277 (10)0.0066 (10)
N30.0474 (11)0.0686 (12)0.0667 (13)0.0013 (9)0.0232 (10)0.0070 (10)
N40.0449 (11)0.0592 (12)0.0732 (14)0.0007 (9)0.0194 (10)0.0058 (10)
N50.0436 (11)0.0605 (12)0.0689 (14)0.0040 (9)0.0186 (10)0.0046 (10)
N60.0503 (12)0.0578 (12)0.0761 (14)0.0038 (9)0.0257 (11)0.0066 (10)
O10.0573 (9)0.0610 (9)0.0617 (10)0.0035 (7)0.0243 (8)0.0130 (7)
O20.0609 (11)0.1205 (14)0.0839 (13)0.0062 (10)0.0338 (9)0.0390 (11)
O30.0484 (10)0.1061 (13)0.1021 (13)0.0130 (9)0.0155 (9)0.0318 (10)
O40.0534 (9)0.0672 (10)0.0656 (10)0.0106 (7)0.0203 (8)0.0171 (8)
O50.0710 (11)0.1055 (13)0.0971 (13)0.0118 (10)0.0522 (10)0.0297 (10)
O60.0586 (10)0.1003 (13)0.0887 (12)0.0279 (9)0.0290 (9)0.0350 (10)
O70.0507 (9)0.0679 (10)0.0616 (10)0.0032 (7)0.0220 (7)0.0174 (8)
O80.0466 (9)0.1086 (13)0.0965 (13)0.0181 (9)0.0180 (9)0.0305 (10)
O90.0608 (11)0.1255 (15)0.0889 (13)0.0044 (10)0.0385 (10)0.0417 (11)
O100.0447 (9)0.0705 (10)0.0728 (11)0.0043 (7)0.0161 (8)0.0234 (8)
O110.0480 (9)0.1092 (13)0.0791 (12)0.0135 (9)0.0119 (9)0.0261 (10)
O120.0587 (11)0.1081 (14)0.0985 (14)−0.0004 (9)0.0386 (10)0.0290 (11)
O130.0428 (9)0.0858 (11)0.0836 (12)0.0072 (8)0.0167 (8)0.0322 (9)
O140.0495 (9)0.1025 (13)0.0824 (12)0.0191 (9)0.0184 (9)0.0287 (10)
O150.0602 (10)0.1047 (13)0.0902 (13)0.0043 (9)0.0414 (10)0.0295 (10)
O160.0574 (10)0.0928 (12)0.0663 (11)0.0032 (8)0.0235 (8)0.0250 (9)
O170.0698 (12)0.1143 (14)0.0977 (14)0.0103 (10)0.0431 (11)0.0430 (11)
O180.0482 (10)0.1026 (13)0.0895 (13)0.0134 (9)0.0139 (9)0.0155 (10)
C1—C21.321 (3)C21—H210.9300
C1—O11.362 (2)C22—O101.368 (3)
C1—H10.9300C22—H220.9300
C2—C31.397 (3)C23—C241.320 (3)
C2—H20.9300C23—H230.9300
C3—C41.342 (3)C24—N41.434 (2)
C3—H30.9300C24—H240.9300
C4—O11.362 (2)C25—C261.343 (3)
C4—C51.425 (3)C25—O131.353 (2)
C5—C61.317 (3)C25—C291.422 (3)
C5—H50.9300C26—C271.405 (3)
C6—N11.438 (3)C26—H260.9300
C6—H60.9300C27—C281.319 (3)
C7—C81.336 (3)C27—H270.9300
C7—O41.368 (2)C28—O131.361 (3)
C7—C111.424 (3)C28—H280.9300
C8—C91.398 (3)C29—C301.317 (3)
C8—H80.9300C29—H290.9300
C9—C101.327 (3)C30—N51.431 (2)
C9—H90.9300C30—H300.9300
C10—O41.360 (2)C31—C321.334 (3)
C10—H100.9300C31—O161.362 (2)
C11—C121.320 (3)C31—C351.423 (3)
C11—H110.9300C32—C331.399 (3)
C12—N21.436 (3)C32—H320.9300
C12—H120.9300C33—C341.317 (3)
C13—C141.341 (3)C33—H330.9300
C13—O71.365 (2)C34—O161.364 (3)
C13—C171.426 (3)C34—H340.9300
C14—C151.401 (3)C35—C361.314 (3)
C14—H140.9300C35—H350.9300
C15—C161.332 (3)C36—N61.435 (3)
C15—H150.9300C36—H360.9300
C16—O71.361 (2)N1—O21.217 (2)
C16—H160.9300N1—O31.224 (2)
C17—C181.323 (3)N2—O51.223 (2)
C17—H170.9300N2—O61.226 (2)
C18—N31.431 (3)N3—O91.220 (2)
C18—H180.9300N3—O81.223 (2)
C19—C201.341 (3)N4—O111.221 (2)
C19—O101.368 (2)N4—O121.223 (2)
C19—C231.419 (3)N5—O151.216 (2)
C20—C211.407 (3)N5—O141.227 (2)
C20—H200.9300N6—O171.222 (2)
C21—C221.325 (3)N6—O181.222 (2)
C2—C1—O1111.4 (2)C24—C23—C19125.8 (2)
C2—C1—H1124.3C24—C23—H23117.1
O1—C1—H1124.3C19—C23—H23117.1
C1—C2—C3106.0 (2)C23—C24—N4120.9 (2)
C1—C2—H2127.0C23—C24—H24119.5
C3—C2—H2127.0N4—C24—H24119.5
C4—C3—C2107.74 (19)C26—C25—O13108.90 (18)
C4—C3—H3126.1C26—C25—C29132.1 (2)
C2—C3—H3126.1O13—C25—C29119.0 (2)
C3—C4—O1109.20 (18)C25—C26—C27107.9 (2)
C3—C4—C5131.5 (2)C25—C26—H26126.0
O1—C4—C5119.26 (19)C27—C26—H26126.0
C6—C5—C4125.6 (2)C28—C27—C26105.5 (2)
C6—C5—H5117.2C28—C27—H27127.2
C4—C5—H5117.2C26—C27—H27127.2
C5—C6—N1120.4 (2)C27—C28—O13111.4 (2)
C5—C6—H6119.8C27—C28—H28124.3
N1—C6—H6119.8O13—C28—H28124.3
C8—C7—O4109.22 (18)C30—C29—C25126.3 (2)
C8—C7—C11131.9 (2)C30—C29—H29116.9
O4—C7—C11118.83 (19)C25—C29—H29116.9
C7—C8—C9107.9 (2)C29—C30—N5121.3 (2)
C7—C8—H8126.0C29—C30—H30119.3
C9—C8—H8126.0N5—C30—H30119.3
C10—C9—C8106.0 (2)C32—C31—O16108.79 (19)
C10—C9—H9127.0C32—C31—C35132.6 (2)
C8—C9—H9127.0O16—C31—C35118.58 (19)
C9—C10—O4111.2 (2)C31—C32—C33108.6 (2)
C9—C10—H10124.4C31—C32—H32125.7
O4—C10—H10124.4C33—C32—H32125.7
C12—C11—C7126.0 (2)C34—C33—C32105.3 (2)
C12—C11—H11117.0C34—C33—H33127.4
C7—C11—H11117.0C32—C33—H33127.4
C11—C12—N2120.57 (19)C33—C34—O16111.7 (2)
C11—C12—H12119.7C33—C34—H34124.1
N2—C12—H12119.7O16—C34—H34124.1
C14—C13—O7109.09 (18)C36—C35—C31126.8 (2)
C14—C13—C17131.9 (2)C36—C35—H35116.6
O7—C13—C17119.01 (18)C31—C35—H35116.6
C13—C14—C15108.30 (19)C35—C36—N6121.4 (2)
C13—C14—H14125.8C35—C36—H36119.3
C15—C14—H14125.8N6—C36—H36119.3
C16—C15—C14105.28 (19)O2—N1—O3123.55 (19)
C16—C15—H15127.4O2—N1—C6120.06 (19)
C14—C15—H15127.4O3—N1—C6116.38 (19)
C15—C16—O7111.6 (2)O5—N2—O6122.62 (19)
C15—C16—H16124.2O5—N2—C12117.32 (18)
O7—C16—H16124.2O6—N2—C12120.07 (19)
C18—C17—C13126.3 (2)O9—N3—O8122.83 (19)
C18—C17—H17116.9O9—N3—C18119.96 (18)
C13—C17—H17116.9O8—N3—C18117.21 (19)
C17—C18—N3120.6 (2)O11—N4—O12122.61 (19)
C17—C18—H18119.7O11—N4—C24120.2 (2)
N3—C18—H18119.7O12—N4—C24117.14 (19)
C20—C19—O10109.30 (18)O15—N5—O14123.11 (18)
C20—C19—C23132.3 (2)O15—N5—C30117.66 (19)
O10—C19—C23118.35 (19)O14—N5—C30119.2 (2)
C19—C20—C21107.7 (2)O17—N6—O18122.96 (19)
C19—C20—H20126.2O17—N6—C36119.78 (19)
C21—C20—H20126.2O18—N6—C36117.3 (2)
C22—C21—C20106.1 (2)C1—O1—C4105.67 (17)
C22—C21—H21127.0C10—O4—C7105.69 (17)
C20—C21—H21127.0C16—O7—C13105.73 (16)
C21—C22—O10111.2 (2)C22—O10—C19105.77 (18)
C21—C22—H22124.4C25—O13—C28106.26 (18)
O10—C22—H22124.4C31—O16—C34105.61 (17)
O1—C1—C2—C30.3 (3)C35—C31—C32—C33−179.9 (2)
C1—C2—C3—C4−0.4 (3)C31—C32—C33—C340.1 (3)
C2—C3—C4—O10.4 (2)C32—C33—C34—O16−0.1 (3)
C2—C3—C4—C5−179.7 (2)C32—C31—C35—C36178.6 (2)
C3—C4—C5—C6−179.2 (2)O16—C31—C35—C36−1.2 (3)
O1—C4—C5—C60.7 (3)C31—C35—C36—N6179.89 (18)
C4—C5—C6—N1179.79 (18)C5—C6—N1—O2−2.8 (3)
O4—C7—C8—C90.0 (2)C5—C6—N1—O3178.35 (19)
C11—C7—C8—C9−179.6 (2)C11—C12—N2—O5178.7 (2)
C7—C8—C9—C10−0.1 (3)C11—C12—N2—O6−1.9 (3)
C8—C9—C10—O40.1 (3)C17—C18—N3—O92.5 (3)
C8—C7—C11—C12177.2 (2)C17—C18—N3—O8−178.20 (19)
O4—C7—C11—C12−2.4 (3)C23—C24—N4—O11−1.3 (3)
C7—C11—C12—N2−179.95 (18)C23—C24—N4—O12178.77 (19)
O7—C13—C14—C15−0.2 (2)C29—C30—N5—O15178.5 (2)
C17—C13—C14—C15−179.2 (2)C29—C30—N5—O14−1.9 (3)
C13—C14—C15—C160.3 (2)C35—C36—N6—O170.9 (3)
C14—C15—C16—O7−0.3 (3)C35—C36—N6—O18−179.32 (19)
C14—C13—C17—C18179.2 (2)C2—C1—O1—C4−0.1 (2)
O7—C13—C17—C180.3 (3)C3—C4—O1—C1−0.2 (2)
C13—C17—C18—N3−178.25 (18)C5—C4—O1—C1179.84 (17)
O10—C19—C20—C210.4 (2)C9—C10—O4—C70.0 (2)
C23—C19—C20—C21−177.6 (2)C8—C7—O4—C100.0 (2)
C19—C20—C21—C22−0.5 (2)C11—C7—O4—C10179.69 (18)
C20—C21—C22—O100.3 (3)C15—C16—O7—C130.2 (2)
C20—C19—C23—C24174.8 (2)C14—C13—O7—C160.0 (2)
O10—C19—C23—C24−3.0 (3)C17—C13—O7—C16179.15 (18)
C19—C23—C24—N4−179.47 (18)C21—C22—O10—C19−0.1 (2)
O13—C25—C26—C270.2 (2)C20—C19—O10—C22−0.2 (2)
C29—C25—C26—C27179.0 (2)C23—C19—O10—C22178.11 (17)
C25—C26—C27—C28−0.1 (3)C26—C25—O13—C28−0.3 (2)
C26—C27—C28—O13−0.1 (3)C29—C25—O13—C28−179.25 (19)
C26—C25—C29—C30−175.2 (2)C27—C28—O13—C250.3 (3)
O13—C25—C29—C303.4 (3)C32—C31—O16—C340.1 (2)
C25—C29—C30—N5−179.79 (18)C35—C31—O16—C34179.92 (18)
O16—C31—C32—C33−0.1 (2)C33—C34—O16—C310.0 (3)
D—H···AD—HH···AD···AD—H···A
C1—H1···O10i0.932.583.382 (3)145
C16—H16···O130.932.603.370 (3)141
C26—H26···O14ii0.932.593.281 (3)131
C28—H28···O8iii0.932.593.405 (3)146
C34—H34···O40.932.593.383 (3)143
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯AD—HH⋯ADAD—H⋯A
C1—H1⋯O10i0.932.583.382 (3)145
C16—H16⋯O130.932.603.370 (3)141
C26—H26⋯O14ii0.932.593.281 (3)131
C28—H28⋯O8iii0.932.593.405 (3)146
C34—H34⋯O40.932.593.383 (3)143

Symmetry codes: (i) ; (ii) ; (iii) .

  4 in total

Review 1.  Conjugate additions of nitroalkanes to electron-poor alkenes: recent results.

Authors:  Roberto Ballini; Giovanna Bosica; Dennis Fiorini; Alessandro Palmieri; Marino Petrini
Journal:  Chem Rev       Date:  2005-03       Impact factor: 60.622

2.  A short history of SHELX.

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

3.  Ionic liquid as catalyst and reaction medium. The dramatic influence of a task-specific ionic liquid, [bmIm]OH, in Michael addition of active methylene compounds to conjugated ketones, carboxylic esters, and nitriles.

Authors:  Brindaban C Ranu; Subhash Banerjee
Journal:  Org Lett       Date:  2005-07-07       Impact factor: 6.005

4.  Structure validation in chemical crystallography.

Authors:  Anthony L Spek
Journal:  Acta Crystallogr D Biol Crystallogr       Date:  2009-01-20
  4 in total

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