organic compounds
Carbamazepine furfural hemisolvate
aDepartment of Pharmaceutical Sciences, University of Strathclyde, 27 Taylor Street, Glasgow G4 0NR, Scotland, and bWestCHEM, Department of Pure and Applied Chemistry, University of Strathclyde, 295 Cathedral Street, Glasgow G1 1XL, Scotland
*Correspondence e-mail: alastair.florence@strath.ac.uk
In the title compound, C15H12N2O·0.5C5H4O2, carbamazepine molecules retain the R22(8) N—H⋯O hydrogen-bonded dimer arrangement observed in the crystal structures of each of the four known anhydrous polymorphs. The furfural molecule is located between adjacent carbamazepine dimers and is hydrogen bonded to only one of the anti-oriented NH groups available on the dimer.
Comment
The antiepileptic compound carbamazepine (CBZ) is known to crystallize in at least four anhydrous polymorphic forms (Grzesiak et al., 2003) and the crystal structures of several solvates and co-crystals have also been reported (Fleischman et al., 2003). The title compound, (I), was produced during an automated parallel crystallization polymorph screen on CBZ. The sample was identified as a novel form using multisample X-ray powder of all recrystallized samples (Florence et al., 2003). Subsequent manual recrystallization from a saturated furfural solution by slow evaporation at 278 K yielded samples of the carbamazepine furfural hemisolvate suitable for synchrotron-based single-crystal X-ray analysis (Cernik et al., 1997).
The ) contains two molecules of CBZ and one of furfural (Fig. 1). Pairs of CBZ molecules are connected by two N—H⋯O hydrogen bonds (contacts 1 and 2, Fig. 2) to form the R22(8) dimer motif. This motif is observed in all of the known polymorphs and the majority of CBZ solvate crystal structures (Fleischman et al., 2003). In all other CBZ solvate crystal structures, each of the NH donor groups is involved in hydrogen-bonding interactions; the syn-oriented NH group of CBZ forms the dimer motif and the anti-oriented NH donors connect to molecules of solvent. In (I), however, only one of the anti-oriented NH groups is utilized in a hydrogen bond between CBZ and solvent (contact 3, Fig. 2). The structure also contains four C—H⋯O interactions: contacts 4, 6 and 7 connect CBZ and furfural molecules, and contact 5 connects molecules of CBZ. The molecules pack such that the polar groups (furfural and CBZ carboxamide moiety) and hydrophobic azepine rings are segregated into alternating polar and non-polar layers in the ac plane, which are stacked in the direction of the b axis.
of (IExperimental
A single-crystal sample of the title compound was recrystallized from a furfural solution of carbamazepine (used as supplied from Sigma–Aldrich) by slow evaporation at 278 K.
Crystal data
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Data collection
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Refinement
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The H atoms of the six- and five-membered rings of carbamazepine and furfural were positioned geometrically at distances of 0.95 Å (CH) from the parent C atoms; a riding model was used during the Uiso(H) values were constrained to be 1.2 times Ueq of the The remaining H atoms were located in a difference synthesis and were refined isotropically [C—H = 0.95 (2)–1.01 (2) Å and N—H = 0.85 (3)–0.93 (2) Å].
process. TheData collection: APEX2 (Bruker, 2004); cell SAINT (Bruker, 2004); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: PLATON (Spek, 2003); software used to prepare material for publication: SHELXL97.
Supporting information
https://doi.org/10.1107/S1600536805014984/hk6007sup1.cif
contains datablocks globa, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536805014984/hk6007Isup2.hkl
Data collection: APEX2 (Bruker, 2004); cell
SAINT (Bruker, 2004); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: PLATON (Spek, 2003); software used to prepare material for publication: SHELXL97.C15H12N2O·0.5C5H4O2 | F(000) = 1192 |
Mr = 284.31 | Dx = 1.361 Mg m−3 |
Monoclinic, P21/n | Synchrotron radiation, λ = 0.6902 Å |
Hall symbol: -P 2yn | Cell parameters from 4821 reflections |
a = 5.1815 (4) Å | θ = 2.5–29.5° |
b = 26.0450 (19) Å | µ = 0.11 mm−1 |
c = 20.5735 (15) Å | T = 120 K |
β = 91.302 (2)° | Plate, brown |
V = 2775.7 (4) Å3 | 0.04 × 0.04 × 0.01 mm |
Z = 8 |
Bruker SMART APEX2 CCD diffractometer | 5329 reflections with I > 2σ(I) |
Radiation source: Daresbury SRS station 9.8 | Rint = 0.053 |
Silicon 111 monochromator | θmax = 29.5°, θmin = 2.1° |
fine–slice ω scans | h = −7→7 |
28844 measured reflections | k = −37→35 |
8144 independent reflections | l = −29→28 |
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)] = 0.057 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.151 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.01 | w = 1/[σ2(Fo2) + (0.0702P)2 + 0.8667P] where P = (Fo2 + 2Fc2)/3 |
8144 reflections | (Δ/σ)max < 0.001 |
424 parameters | Δρmax = 0.30 e Å−3 |
0 restraints | Δρmin = −0.25 e Å−3 |
Experimental. Collected by EPSRC service at Daresbury 9.8 (ref ssd1023) SADABS used to correct for beam decay. |
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 | ||
O1 | 0.8341 (2) | 0.29362 (5) | 0.68441 (6) | 0.0284 (3) | |
O1A | 0.1984 (2) | 0.20877 (5) | 0.79316 (5) | 0.0287 (3) | |
O2 | 0.5168 (3) | 0.25216 (5) | 0.43464 (6) | 0.0410 (3) | |
O3 | 0.1510 (3) | 0.18030 (5) | 0.54430 (6) | 0.0377 (3) | |
N1 | 0.5971 (3) | 0.35107 (5) | 0.74100 (6) | 0.0224 (3) | |
N1A | 0.4025 (3) | 0.14454 (5) | 0.74050 (6) | 0.0222 (3) | |
N2 | 0.8039 (3) | 0.28321 (6) | 0.79348 (7) | 0.0284 (3) | |
N2A | 0.1982 (3) | 0.21031 (6) | 0.68288 (7) | 0.0276 (3) | |
C1 | 0.5522 (3) | 0.37620 (6) | 0.80166 (7) | 0.0224 (3) | |
C1A | 0.4439 (3) | 0.11601 (6) | 0.68189 (7) | 0.0219 (3) | |
C2 | 0.3588 (3) | 0.35789 (7) | 0.84140 (8) | 0.0271 (3) | |
H2 | 0.2493 | 0.3308 | 0.8267 | 0.033* | |
C2A | 0.6352 (3) | 0.13177 (6) | 0.64038 (8) | 0.0253 (3) | |
H2A | 0.7449 | 0.1596 | 0.6525 | 0.030* | |
C3 | 0.3258 (3) | 0.37906 (7) | 0.90246 (8) | 0.0300 (4) | |
H3 | 0.1932 | 0.3667 | 0.9295 | 0.036* | |
C3A | 0.6674 (3) | 0.10730 (7) | 0.58146 (8) | 0.0269 (3) | |
H3A | 0.7984 | 0.1182 | 0.5530 | 0.032* | |
C4 | 0.4870 (4) | 0.41831 (7) | 0.92385 (8) | 0.0304 (4) | |
H4 | 0.4679 | 0.4323 | 0.9661 | 0.037* | |
C4A | 0.5065 (3) | 0.06660 (7) | 0.56428 (8) | 0.0283 (4) | |
H4A | 0.5260 | 0.0499 | 0.5237 | 0.034* | |
C5 | 0.6762 (3) | 0.43717 (7) | 0.88372 (8) | 0.0285 (4) | |
H5 | 0.7845 | 0.4643 | 0.8988 | 0.034* | |
C5A | 0.3177 (3) | 0.05037 (6) | 0.60622 (8) | 0.0263 (3) | |
H5A | 0.2085 | 0.0226 | 0.5938 | 0.032* | |
C6 | 0.7110 (3) | 0.41707 (6) | 0.82125 (7) | 0.0232 (3) | |
C6A | 0.2846 (3) | 0.07406 (6) | 0.66663 (7) | 0.0227 (3) | |
C7 | 0.9094 (3) | 0.43923 (6) | 0.78026 (8) | 0.0256 (3) | |
H7 | 1.052 (4) | 0.4576 (8) | 0.8050 (9) | 0.038 (5)* | |
C7A | 0.0888 (3) | 0.05455 (6) | 0.71016 (8) | 0.0252 (3) | |
H7A | −0.058 (4) | 0.0351 (8) | 0.6888 (9) | 0.035 (5)* | |
C8 | 0.9121 (3) | 0.44108 (7) | 0.71528 (8) | 0.0259 (3) | |
H8 | 1.051 (4) | 0.4588 (8) | 0.6966 (10) | 0.041 (6)* | |
C8A | 0.0889 (3) | 0.05654 (6) | 0.77536 (8) | 0.0251 (3) | |
H8A | −0.053 (4) | 0.0388 (7) | 0.7964 (9) | 0.030 (5)* | |
C9 | 0.7168 (3) | 0.42180 (6) | 0.66916 (7) | 0.0226 (3) | |
C9A | 0.2869 (3) | 0.07840 (6) | 0.81901 (7) | 0.0226 (3) | |
C10 | 0.6857 (3) | 0.44599 (6) | 0.60853 (8) | 0.0262 (3) | |
H10 | 0.7969 | 0.4735 | 0.5975 | 0.031* | |
C10A | 0.3206 (3) | 0.05800 (6) | 0.88163 (8) | 0.0263 (3) | |
H10A | 0.2096 | 0.0313 | 0.8956 | 0.032* | |
C11 | 0.4949 (3) | 0.43036 (7) | 0.56454 (8) | 0.0278 (3) | |
H11 | 0.4776 | 0.4468 | 0.5235 | 0.033* | |
C11A | 0.5132 (3) | 0.07599 (7) | 0.92360 (8) | 0.0279 (3) | |
H11A | 0.5322 | 0.0618 | 0.9660 | 0.033* | |
C12 | 0.3294 (3) | 0.39068 (7) | 0.58046 (8) | 0.0292 (4) | |
H12 | 0.1951 | 0.3807 | 0.5509 | 0.035* | |
C12A | 0.6784 (3) | 0.11470 (7) | 0.90386 (8) | 0.0276 (3) | |
H12A | 0.8132 | 0.1264 | 0.9322 | 0.033* | |
C13 | 0.3597 (3) | 0.36551 (7) | 0.63944 (8) | 0.0269 (3) | |
H13 | 0.2468 | 0.3382 | 0.6503 | 0.032* | |
C13A | 0.6456 (3) | 0.13617 (6) | 0.84264 (8) | 0.0250 (3) | |
H13A | 0.7581 | 0.1627 | 0.8289 | 0.030* | |
C14 | 0.5553 (3) | 0.38026 (6) | 0.68259 (7) | 0.0220 (3) | |
C14A | 0.4479 (3) | 0.11897 (6) | 0.80119 (7) | 0.0214 (3) | |
C15 | 0.7513 (3) | 0.30780 (6) | 0.73729 (7) | 0.0223 (3) | |
C15A | 0.2605 (3) | 0.18943 (6) | 0.74074 (8) | 0.0230 (3) | |
C16 | 0.7073 (4) | 0.28693 (8) | 0.44417 (10) | 0.0423 (5) | |
H16 | 0.7951 | 0.3041 | 0.4105 | 0.051* | |
C17 | 0.7552 (4) | 0.29377 (9) | 0.50783 (11) | 0.0458 (5) | |
H17 | 0.8796 | 0.3164 | 0.5267 | 0.055* | |
C18 | 0.5852 (4) | 0.26083 (7) | 0.54221 (9) | 0.0336 (4) | |
H18 | 0.5730 | 0.2570 | 0.5880 | 0.040* | |
C19 | 0.4454 (3) | 0.23638 (7) | 0.49529 (8) | 0.0278 (3) | |
C20 | 0.2413 (4) | 0.19912 (8) | 0.49603 (9) | 0.0371 (4) | |
H20 | 0.185 (4) | 0.1879 (9) | 0.4519 (11) | 0.046 (6)* | |
H1N | 0.924 (4) | 0.2579 (8) | 0.7947 (10) | 0.040 (6)* | |
H2N | 0.738 (5) | 0.2933 (10) | 0.8288 (12) | 0.058 (8)* | |
H3N | 0.088 (4) | 0.2386 (9) | 0.6825 (11) | 0.044 (6)* | |
H4N | 0.226 (4) | 0.1963 (9) | 0.6442 (11) | 0.043 (6)* |
U11 | U22 | U33 | U12 | U13 | U23 | |
O1 | 0.0326 (6) | 0.0281 (6) | 0.0245 (6) | 0.0052 (5) | 0.0000 (5) | −0.0007 (5) |
O1A | 0.0343 (7) | 0.0291 (6) | 0.0227 (6) | 0.0073 (5) | 0.0001 (5) | −0.0017 (5) |
O2 | 0.0488 (8) | 0.0477 (8) | 0.0267 (7) | −0.0142 (7) | 0.0030 (6) | 0.0017 (6) |
O3 | 0.0380 (7) | 0.0422 (8) | 0.0328 (7) | −0.0091 (6) | 0.0011 (5) | 0.0041 (6) |
N1 | 0.0256 (7) | 0.0222 (7) | 0.0193 (6) | 0.0012 (5) | −0.0006 (5) | 0.0010 (5) |
N1A | 0.0259 (7) | 0.0219 (7) | 0.0187 (6) | 0.0012 (5) | 0.0010 (5) | 0.0000 (5) |
N2 | 0.0315 (8) | 0.0286 (8) | 0.0250 (8) | 0.0061 (6) | 0.0002 (6) | 0.0027 (6) |
N2A | 0.0337 (8) | 0.0258 (7) | 0.0231 (7) | 0.0053 (6) | 0.0007 (6) | 0.0011 (5) |
C1 | 0.0213 (7) | 0.0259 (8) | 0.0202 (7) | 0.0036 (6) | −0.0010 (6) | 0.0016 (6) |
C1A | 0.0223 (7) | 0.0220 (7) | 0.0214 (7) | 0.0027 (6) | −0.0018 (6) | 0.0001 (6) |
C2 | 0.0227 (8) | 0.0321 (9) | 0.0266 (8) | −0.0005 (6) | −0.0017 (6) | 0.0047 (6) |
C2A | 0.0234 (8) | 0.0283 (8) | 0.0240 (8) | −0.0007 (6) | 0.0001 (6) | 0.0015 (6) |
C3 | 0.0256 (8) | 0.0401 (10) | 0.0245 (8) | 0.0046 (7) | 0.0033 (6) | 0.0056 (7) |
C3A | 0.0245 (8) | 0.0322 (9) | 0.0243 (8) | 0.0014 (6) | 0.0038 (6) | 0.0025 (6) |
C4 | 0.0368 (10) | 0.0332 (9) | 0.0214 (8) | 0.0100 (7) | 0.0024 (6) | 0.0015 (6) |
C4A | 0.0324 (9) | 0.0312 (9) | 0.0213 (8) | 0.0037 (7) | 0.0016 (6) | −0.0028 (6) |
C5 | 0.0350 (9) | 0.0266 (8) | 0.0238 (8) | 0.0038 (7) | −0.0037 (6) | −0.0022 (6) |
C5A | 0.0272 (8) | 0.0261 (8) | 0.0254 (8) | −0.0014 (6) | −0.0026 (6) | −0.0024 (6) |
C6 | 0.0235 (8) | 0.0239 (8) | 0.0222 (7) | 0.0036 (6) | −0.0023 (6) | 0.0005 (6) |
C6A | 0.0212 (8) | 0.0246 (8) | 0.0223 (7) | 0.0023 (6) | −0.0007 (6) | 0.0011 (6) |
C7 | 0.0244 (8) | 0.0254 (8) | 0.0269 (8) | −0.0016 (6) | −0.0022 (6) | 0.0008 (6) |
C7A | 0.0219 (8) | 0.0255 (8) | 0.0280 (8) | −0.0013 (6) | −0.0011 (6) | 0.0006 (6) |
C8 | 0.0229 (8) | 0.0271 (8) | 0.0275 (8) | −0.0030 (6) | −0.0008 (6) | 0.0022 (6) |
C8A | 0.0217 (8) | 0.0268 (8) | 0.0270 (8) | −0.0006 (6) | 0.0021 (6) | 0.0016 (6) |
C9 | 0.0223 (8) | 0.0233 (8) | 0.0221 (7) | 0.0012 (6) | 0.0007 (6) | 0.0000 (6) |
C9A | 0.0212 (8) | 0.0242 (8) | 0.0226 (7) | 0.0022 (6) | 0.0019 (6) | −0.0007 (6) |
C10 | 0.0276 (8) | 0.0262 (8) | 0.0249 (8) | −0.0007 (6) | 0.0016 (6) | 0.0031 (6) |
C10A | 0.0293 (9) | 0.0265 (8) | 0.0233 (8) | 0.0014 (6) | 0.0027 (6) | 0.0025 (6) |
C11 | 0.0330 (9) | 0.0302 (9) | 0.0202 (8) | 0.0021 (7) | −0.0004 (6) | 0.0038 (6) |
C11A | 0.0321 (9) | 0.0304 (9) | 0.0212 (8) | 0.0053 (7) | −0.0012 (6) | 0.0011 (6) |
C12 | 0.0289 (9) | 0.0352 (9) | 0.0233 (8) | −0.0009 (7) | −0.0052 (6) | −0.0010 (7) |
C12A | 0.0257 (8) | 0.0329 (9) | 0.0239 (8) | 0.0016 (7) | −0.0038 (6) | −0.0033 (7) |
C13 | 0.0274 (8) | 0.0281 (8) | 0.0250 (8) | −0.0026 (6) | −0.0010 (6) | 0.0007 (6) |
C13A | 0.0233 (8) | 0.0271 (8) | 0.0246 (8) | −0.0007 (6) | 0.0017 (6) | −0.0031 (6) |
C14 | 0.0232 (8) | 0.0224 (7) | 0.0204 (7) | 0.0018 (6) | 0.0004 (6) | 0.0001 (6) |
C14A | 0.0219 (7) | 0.0220 (7) | 0.0204 (7) | 0.0031 (6) | 0.0012 (5) | 0.0000 (6) |
C15 | 0.0203 (7) | 0.0218 (7) | 0.0246 (8) | −0.0022 (6) | −0.0014 (6) | −0.0002 (6) |
C15A | 0.0225 (8) | 0.0222 (8) | 0.0242 (8) | −0.0008 (6) | 0.0003 (6) | 0.0008 (6) |
C16 | 0.0411 (11) | 0.0443 (12) | 0.0415 (11) | −0.0113 (9) | 0.0027 (9) | 0.0062 (9) |
C17 | 0.0447 (12) | 0.0409 (12) | 0.0514 (13) | −0.0177 (9) | −0.0092 (9) | 0.0000 (9) |
C18 | 0.0391 (10) | 0.0353 (10) | 0.0262 (9) | −0.0026 (8) | −0.0054 (7) | −0.0027 (7) |
C19 | 0.0316 (9) | 0.0313 (9) | 0.0205 (8) | −0.0038 (7) | 0.0009 (6) | 0.0002 (6) |
C20 | 0.0417 (11) | 0.0441 (11) | 0.0253 (9) | −0.0127 (9) | −0.0039 (7) | −0.0011 (8) |
O1—C15 | 1.2351 (19) | C6A—C7A | 1.459 (2) |
O1A—C15A | 1.2395 (19) | C7—C8 | 1.338 (2) |
O2—C16 | 1.351 (2) | C7—H7 | 1.01 (2) |
O2—C19 | 1.372 (2) | C7A—C8A | 1.342 (2) |
O3—C20 | 1.211 (2) | C7A—H7A | 1.01 (2) |
N1—C15 | 1.385 (2) | C8—C9 | 1.460 (2) |
N1—C1 | 1.433 (2) | C8—H8 | 0.95 (2) |
N1—C14 | 1.4342 (19) | C8A—C9A | 1.463 (2) |
N1A—C15A | 1.382 (2) | C8A—H8A | 0.977 (19) |
N1A—C14A | 1.4298 (19) | C9—C14 | 1.399 (2) |
N1A—C1A | 1.4366 (19) | C9—C10 | 1.404 (2) |
N2—C15 | 1.344 (2) | C9A—C14A | 1.400 (2) |
N2—H1N | 0.91 (2) | C9A—C10A | 1.401 (2) |
N2—H2N | 0.85 (3) | C10—C11 | 1.386 (2) |
N2A—C15A | 1.342 (2) | C10—H10 | 0.9500 |
N2A—H4N | 0.89 (2) | C10A—C11A | 1.386 (2) |
N2A—H3N | 0.93 (2) | C10A—H10A | 0.9500 |
C1—C2 | 1.392 (2) | C11—C12 | 1.387 (2) |
C1—C6 | 1.399 (2) | C11—H11 | 0.9500 |
C1A—C2A | 1.385 (2) | C11A—C12A | 1.389 (2) |
C1A—C6A | 1.401 (2) | C11A—H11A | 0.9500 |
C2—C3 | 1.386 (2) | C12—C13 | 1.385 (2) |
C2—H2 | 0.9500 | C12—H12 | 0.9500 |
C2A—C3A | 1.383 (2) | C12A—C13A | 1.385 (2) |
C2A—H2A | 0.9500 | C12A—H12A | 0.9500 |
C3—C4 | 1.386 (3) | C13—C14 | 1.386 (2) |
C3—H3 | 0.9500 | C13—H13 | 0.9500 |
C3A—C4A | 1.389 (2) | C13A—C14A | 1.392 (2) |
C3A—H3A | 0.9500 | C13A—H13A | 0.9500 |
C4—C5 | 1.386 (2) | C16—C17 | 1.339 (3) |
C4—H4 | 0.9500 | C16—H16 | 0.9500 |
C4A—C5A | 1.385 (2) | C17—C18 | 1.428 (3) |
C4A—H4A | 0.9500 | C17—H17 | 0.9500 |
C5—C6 | 1.403 (2) | C18—C19 | 1.353 (2) |
C5—H5 | 0.9500 | C18—H18 | 0.9500 |
C5A—C6A | 1.402 (2) | C19—C20 | 1.436 (2) |
C5A—H5A | 0.9500 | C20—H20 | 0.99 (2) |
C6—C7 | 1.463 (2) | ||
C16—O2—C19 | 106.27 (14) | C7A—C8A—H8A | 116.2 (11) |
C15—N1—C1 | 121.68 (13) | C9A—C8A—H8A | 115.9 (11) |
C15—N1—C14 | 117.50 (13) | C14—C9—C10 | 117.74 (14) |
C1—N1—C14 | 117.59 (13) | C14—C9—C8 | 123.11 (14) |
C15A—N1A—C14A | 117.90 (13) | C10—C9—C8 | 119.15 (15) |
C15A—N1A—C1A | 122.05 (13) | C14A—C9A—C10A | 117.68 (14) |
C14A—N1A—C1A | 117.86 (12) | C14A—C9A—C8A | 123.12 (14) |
C15—N2—H1N | 119.7 (13) | C10A—C9A—C8A | 119.20 (15) |
C15—N2—H2N | 120.6 (17) | C11—C10—C9 | 120.96 (15) |
H1N—N2—H2N | 119 (2) | C11—C10—H10 | 119.5 |
C15A—N2A—H4N | 125.9 (14) | C9—C10—H10 | 119.5 |
C15A—N2A—H3N | 117.6 (14) | C11A—C10A—C9A | 121.17 (16) |
H4N—N2A—H3N | 115.4 (19) | C11A—C10A—H10A | 119.4 |
C2—C1—C6 | 121.19 (15) | C9A—C10A—H10A | 119.4 |
C2—C1—N1 | 119.25 (14) | C10—C11—C12 | 120.01 (15) |
C6—C1—N1 | 119.49 (14) | C10—C11—H11 | 120.0 |
C2A—C1A—C6A | 121.29 (14) | C12—C11—H11 | 120.0 |
C2A—C1A—N1A | 119.14 (14) | C10A—C11A—C12A | 120.18 (15) |
C6A—C1A—N1A | 119.53 (14) | C10A—C11A—H11A | 119.9 |
C3—C2—C1 | 120.11 (16) | C12A—C11A—H11A | 119.9 |
C3—C2—H2 | 119.9 | C13—C12—C11 | 120.09 (15) |
C1—C2—H2 | 119.9 | C13—C12—H12 | 120.0 |
C3A—C2A—C1A | 120.42 (15) | C11—C12—H12 | 120.0 |
C3A—C2A—H2A | 119.8 | C13A—C12A—C11A | 119.69 (15) |
C1A—C2A—H2A | 119.8 | C13A—C12A—H12A | 120.2 |
C4—C3—C2 | 119.69 (16) | C11A—C12A—H12A | 120.2 |
C4—C3—H3 | 120.2 | C12—C13—C14 | 119.77 (16) |
C2—C3—H3 | 120.2 | C12—C13—H13 | 120.1 |
C2A—C3A—C4A | 119.39 (15) | C14—C13—H13 | 120.1 |
C2A—C3A—H3A | 120.3 | C12A—C13A—C14A | 120.03 (15) |
C4A—C3A—H3A | 120.3 | C12A—C13A—H13A | 120.0 |
C3—C4—C5 | 120.11 (16) | C14A—C13A—H13A | 120.0 |
C3—C4—H4 | 119.9 | C13—C14—C9 | 121.31 (14) |
C5—C4—H4 | 119.9 | C13—C14—N1 | 118.95 (14) |
C5A—C4A—C3A | 120.17 (15) | C9—C14—N1 | 119.71 (14) |
C5A—C4A—H4A | 119.9 | C13A—C14A—C9A | 121.13 (14) |
C3A—C4A—H4A | 119.9 | C13A—C14A—N1A | 119.29 (14) |
C4—C5—C6 | 121.40 (16) | C9A—C14A—N1A | 119.53 (14) |
C4—C5—H5 | 119.3 | O1—C15—N2 | 123.20 (15) |
C6—C5—H5 | 119.3 | O1—C15—N1 | 120.29 (14) |
C4A—C5A—C6A | 121.38 (15) | N2—C15—N1 | 116.51 (14) |
C4A—C5A—H5A | 119.3 | O1A—C15A—N2A | 123.05 (15) |
C6A—C5A—H5A | 119.3 | O1A—C15A—N1A | 119.74 (14) |
C1—C6—C5 | 117.42 (15) | N2A—C15A—N1A | 117.20 (14) |
C1—C6—C7 | 123.40 (14) | C17—C16—O2 | 110.46 (18) |
C5—C6—C7 | 119.18 (15) | C17—C16—H16 | 124.8 |
C1A—C6A—C5A | 117.28 (15) | O2—C16—H16 | 124.8 |
C1A—C6A—C7A | 123.25 (14) | C16—C17—C18 | 107.56 (17) |
C5A—C6A—C7A | 119.47 (15) | C16—C17—H17 | 126.2 |
C8—C7—C6 | 127.84 (15) | C18—C17—H17 | 126.2 |
C8—C7—H7 | 117.6 (11) | C19—C18—C17 | 104.81 (16) |
C6—C7—H7 | 114.4 (11) | C19—C18—H18 | 127.6 |
C8A—C7A—C6A | 127.99 (15) | C17—C18—H18 | 127.6 |
C8A—C7A—H7A | 116.0 (11) | C18—C19—O2 | 110.89 (15) |
C6A—C7A—H7A | 115.9 (11) | C18—C19—C20 | 133.89 (17) |
C7—C8—C9 | 127.88 (16) | O2—C19—C20 | 115.21 (15) |
C7—C8—H8 | 116.7 (13) | O3—C20—C19 | 125.49 (17) |
C9—C8—H8 | 115.3 (12) | O3—C20—H20 | 121.4 (13) |
C7A—C8A—C9A | 127.76 (15) | C19—C20—H20 | 113.0 (13) |
C15—N1—C1—C2 | −83.90 (19) | C9—C10—C11—C12 | 0.8 (3) |
C14—N1—C1—C2 | 116.94 (16) | C9A—C10A—C11A—C12A | −0.4 (3) |
C15—N1—C1—C6 | 93.10 (18) | C10—C11—C12—C13 | −2.1 (3) |
C14—N1—C1—C6 | −66.05 (19) | C10A—C11A—C12A—C13A | 1.7 (3) |
C15A—N1A—C1A—C2A | 80.79 (19) | C11—C12—C13—C14 | 0.3 (3) |
C14A—N1A—C1A—C2A | −116.38 (16) | C11A—C12A—C13A—C14A | 0.0 (2) |
C15A—N1A—C1A—C6A | −96.86 (18) | C12—C13—C14—C9 | 2.9 (3) |
C14A—N1A—C1A—C6A | 65.96 (19) | C12—C13—C14—N1 | −174.91 (15) |
C6—C1—C2—C3 | −2.0 (2) | C10—C9—C14—C13 | −4.2 (2) |
N1—C1—C2—C3 | 174.91 (15) | C8—C9—C14—C13 | 175.20 (16) |
C6A—C1A—C2A—C3A | 2.2 (2) | C10—C9—C14—N1 | 173.66 (14) |
N1A—C1A—C2A—C3A | −175.40 (15) | C8—C9—C14—N1 | −7.0 (2) |
C1—C2—C3—C4 | −0.4 (2) | C15—N1—C14—C13 | 84.83 (18) |
C1A—C2A—C3A—C4A | −0.2 (2) | C1—N1—C14—C13 | −115.13 (17) |
C2—C3—C4—C5 | 1.6 (3) | C15—N1—C14—C9 | −93.05 (18) |
C2A—C3A—C4A—C5A | −0.8 (3) | C1—N1—C14—C9 | 66.99 (19) |
C3—C4—C5—C6 | −0.5 (3) | C12A—C13A—C14A—C9A | −3.0 (2) |
C3A—C4A—C5A—C6A | −0.3 (3) | C12A—C13A—C14A—N1A | 174.56 (14) |
C2—C1—C6—C5 | 3.1 (2) | C10A—C9A—C14A—C13A | 4.1 (2) |
N1—C1—C6—C5 | −173.89 (14) | C8A—C9A—C14A—C13A | −175.45 (15) |
C2—C1—C6—C7 | −177.24 (15) | C10A—C9A—C14A—N1A | −173.41 (14) |
N1—C1—C6—C7 | 5.8 (2) | C8A—C9A—C14A—N1A | 7.0 (2) |
C4—C5—C6—C1 | −1.8 (2) | C15A—N1A—C14A—C13A | −81.11 (19) |
C4—C5—C6—C7 | 178.51 (15) | C1A—N1A—C14A—C13A | 115.34 (16) |
C2A—C1A—C6A—C5A | −3.2 (2) | C15A—N1A—C14A—C9A | 96.46 (17) |
N1A—C1A—C6A—C5A | 174.42 (14) | C1A—N1A—C14A—C9A | −67.08 (19) |
C2A—C1A—C6A—C7A | 177.01 (15) | C1—N1—C15—O1 | −163.76 (14) |
N1A—C1A—C6A—C7A | −5.4 (2) | C14—N1—C15—O1 | −4.6 (2) |
C4A—C5A—C6A—C1A | 2.2 (2) | C1—N1—C15—N2 | 16.0 (2) |
C4A—C5A—C6A—C7A | −177.95 (15) | C14—N1—C15—N2 | 175.16 (14) |
C1—C6—C7—C8 | 28.6 (3) | C14A—N1A—C15A—O1A | 6.8 (2) |
C5—C6—C7—C8 | −151.69 (18) | C1A—N1A—C15A—O1A | 169.65 (14) |
C1A—C6A—C7A—C8A | −28.7 (3) | C14A—N1A—C15A—N2A | −173.72 (14) |
C5A—C6A—C7A—C8A | 151.50 (17) | C1A—N1A—C15A—N2A | −10.9 (2) |
C6—C7—C8—C9 | 0.5 (3) | C19—O2—C16—C17 | −0.6 (2) |
C6A—C7A—C8A—C9A | −0.6 (3) | O2—C16—C17—C18 | 0.5 (3) |
C7—C8—C9—C14 | −28.6 (3) | C16—C17—C18—C19 | −0.1 (2) |
C7—C8—C9—C10 | 150.75 (18) | C17—C18—C19—O2 | −0.3 (2) |
C7A—C8A—C9A—C14A | 28.7 (3) | C17—C18—C19—C20 | −179.1 (2) |
C7A—C8A—C9A—C10A | −150.86 (17) | C16—O2—C19—C18 | 0.6 (2) |
C14—C9—C10—C11 | 2.3 (2) | C16—O2—C19—C20 | 179.61 (17) |
C8—C9—C10—C11 | −177.09 (16) | C18—C19—C20—O3 | −1.4 (4) |
C14A—C9A—C10A—C11A | −2.4 (2) | O2—C19—C20—O3 | 179.8 (2) |
C8A—C9A—C10A—C11A | 177.16 (15) |
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H1N···O1Ai | 0.91 (2) | 1.91 (2) | 2.817 (2) | 175 (2) |
N2A—H3N···O1ii | 0.93 (2) | 1.95 (2) | 2.876 (2) | 175 (2) |
N2A—H4N···O3 | 0.89 (2) | 2.13 (2) | 2.961 (2) | 156 (2) |
C3A—H3A···O3i | 0.95 | 2.45 | 3.250 (2) | 142 |
C13—H13···O1ii | 0.95 | 2.55 | 3.449 (2) | 159 |
C16—H16···O1Aiii | 0.95 | 2.48 | 3.108 (2) | 124 |
C18—H18···O1 | 0.95 | 2.56 | 3.283 (2) | 133 |
Symmetry codes: (i) x+1, y, z; (ii) x−1, y, z; (iii) x+1/2, −y+1/2, z−1/2. |
Acknowledgements
We thank the Basic Technology programme of the UK Research Councils for funding this work under the project Control and Prediction of the Organic Solid State (URL: www.cposs.org.uk). Thanks are also due to Professor W. Clegg and the EPSRC National Crystallography Service for data collection.
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