| Literature DB >> 21581878 |
Sarah F Jenkinson, Chen Wang, Maria-Soledad Pino-González, George W J Fleet, David J Watkin.
Abstract
The reaction of 5-azido-5-de-oxy-2,3-O-isopropyl-idene-2-C-methyl-d-ribose with N,N-diethyl-2-(dimethyl-sulfuranyl-idene)acetamide gave the title compound, C(15)H(26)N(4)O(5), as the major product arising from initial formation of an epoxide which was subsequently opened by intra-molecular attack of the free 4-hydroxyl group. X-ray crystallography confirmed the relative stereochemistry of the title compound and the absolute configuration was determined by the use of d-ribose as the starting material. The crystal structure contains chains of mol-ecules running parallel to the a axis, being linked by weak bifurcated O-H⋯(N,N) hydrogen bonds.Entities:
Year: 2009 PMID: 21581878 PMCID: PMC2968166 DOI: 10.1107/S1600536808044279
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C15H26N4O5 | |
| Orthorhombic, | Mo |
| Hall symbol: P 2ac 2ab | Cell parameters from 2356 reflections |
| θ = 5–27° | |
| µ = 0.09 mm−1 | |
| Plate, colourless | |
| 0.60 × 0.60 × 0.40 mm |
| Area diffractometer | 2077 reflections with |
| graphite | |
| ω scans | θmax = 27.5°, θmin = 5.1° |
| Absorption correction: multi-scan ( | |
| 23123 measured reflections | |
| 2354 independent reflections |
| Refinement on | Primary atom site location: structure-invariant direct methods |
| Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
| H-atom parameters constrained | |
| Method = Modified Sheldrick
| |
| (Δ/σ)max = 0.0003 | |
| 1992 reflections | Δρmax = 0.24 e Å−3 |
| 217 parameters | Δρmin = −0.20 e Å−3 |
| 0 restraints |
| O1 | 0.35653 (19) | 0.34433 (12) | 0.66423 (11) | 0.0350 | |
| C2 | 0.3014 (3) | 0.24404 (17) | 0.66153 (15) | 0.0332 | |
| C3 | 0.4224 (3) | 0.18015 (18) | 0.70965 (16) | 0.0371 | |
| O4 | 0.3791 (2) | 0.17151 (16) | 0.79595 (11) | 0.0446 | |
| C5 | 0.4967 (3) | 0.2129 (2) | 0.84827 (18) | 0.0489 | |
| O6 | 0.5741 (3) | 0.28402 (17) | 0.79711 (13) | 0.0567 | |
| C7 | 0.5654 (3) | 0.2496 (2) | 0.71213 (16) | 0.0414 | |
| C8 | 0.5218 (3) | 0.33863 (19) | 0.65738 (15) | 0.0359 | |
| C9 | 0.5726 (3) | 0.32292 (19) | 0.56645 (15) | 0.0369 | |
| N10 | 0.5219 (3) | 0.40493 (18) | 0.51111 (14) | 0.0432 | |
| N11 | 0.3807 (3) | 0.40751 (17) | 0.49594 (14) | 0.0432 | |
| N12 | 0.2579 (3) | 0.4190 (2) | 0.47516 (19) | 0.0629 | |
| C13 | 0.4212 (5) | 0.2678 (3) | 0.9201 (2) | 0.0714 | |
| C14 | 0.6054 (4) | 0.1311 (3) | 0.8787 (2) | 0.0650 | |
| C15 | 0.4486 (3) | 0.0783 (2) | 0.6708 (2) | 0.0472 | |
| C16 | 0.1375 (3) | 0.23817 (17) | 0.69753 (16) | 0.0343 | |
| O17 | 0.0763 (2) | 0.14313 (12) | 0.67786 (11) | 0.0401 | |
| C18 | 0.0305 (3) | 0.31779 (18) | 0.65939 (15) | 0.0334 | |
| O19 | −0.0340 (2) | 0.29828 (14) | 0.59206 (12) | 0.0424 | |
| N20 | 0.0093 (2) | 0.40342 (15) | 0.70067 (14) | 0.0364 | |
| C21 | −0.0987 (3) | 0.47788 (19) | 0.66655 (18) | 0.0407 | |
| C22 | −0.0208 (4) | 0.5595 (3) | 0.6178 (2) | 0.0626 | |
| C23 | 0.0809 (3) | 0.4266 (2) | 0.78247 (16) | 0.0430 | |
| C24 | −0.0166 (4) | 0.3904 (3) | 0.85556 (18) | 0.0562 | |
| H21 | 0.2943 | 0.2241 | 0.6020 | 0.0397* | |
| H71 | 0.6551 | 0.2162 | 0.6930 | 0.0485* | |
| H81 | 0.5759 | 0.3970 | 0.6784 | 0.0443* | |
| H91 | 0.5284 | 0.2612 | 0.5394 | 0.0490* | |
| H92 | 0.6863 | 0.3164 | 0.5677 | 0.0495* | |
| H131 | 0.4998 | 0.2997 | 0.9504 | 0.1074* | |
| H132 | 0.3617 | 0.2267 | 0.9575 | 0.1071* | |
| H133 | 0.3543 | 0.3189 | 0.9005 | 0.1069* | |
| H141 | 0.7116 | 0.1505 | 0.8701 | 0.1022* | |
| H142 | 0.5918 | 0.1211 | 0.9387 | 0.1023* | |
| H143 | 0.5851 | 0.0695 | 0.8476 | 0.1021* | |
| H151 | 0.5319 | 0.0397 | 0.6952 | 0.0807* | |
| H152 | 0.3501 | 0.0445 | 0.6815 | 0.0799* | |
| H153 | 0.4686 | 0.0848 | 0.6104 | 0.0790* | |
| H161 | 0.1438 | 0.2430 | 0.7599 | 0.0419* | |
| H211 | −0.1602 | 0.4457 | 0.6266 | 0.0494* | |
| H212 | −0.1637 | 0.5025 | 0.7098 | 0.0491* | |
| H222 | −0.1025 | 0.5966 | 0.5865 | 0.1080* | |
| H221 | 0.0567 | 0.5295 | 0.5787 | 0.1079* | |
| H223 | 0.0279 | 0.6004 | 0.6627 | 0.1076* | |
| H232 | 0.1785 | 0.3960 | 0.7850 | 0.0507* | |
| H231 | 0.0915 | 0.4974 | 0.7838 | 0.0496* | |
| H243 | 0.0323 | 0.4135 | 0.9063 | 0.0898* | |
| H242 | −0.0188 | 0.3185 | 0.8585 | 0.0891* | |
| H241 | −0.1201 | 0.4187 | 0.8522 | 0.0890* | |
| H171 | 0.0318 | 0.1201 | 0.6319 | 0.0671* |
| O1 | 0.0338 (8) | 0.0344 (8) | 0.0368 (8) | −0.0019 (7) | 0.0028 (7) | −0.0011 (7) |
| C2 | 0.0358 (12) | 0.0336 (11) | 0.0303 (10) | −0.0013 (9) | −0.0010 (9) | −0.0023 (9) |
| C3 | 0.0367 (12) | 0.0413 (12) | 0.0333 (11) | 0.0024 (10) | 0.0011 (10) | 0.0029 (10) |
| O4 | 0.0404 (9) | 0.0598 (11) | 0.0336 (9) | 0.0000 (9) | −0.0027 (8) | 0.0075 (8) |
| C5 | 0.0477 (15) | 0.0614 (17) | 0.0376 (12) | 0.0017 (13) | −0.0068 (12) | 0.0052 (12) |
| O6 | 0.0642 (13) | 0.0683 (13) | 0.0375 (9) | −0.0153 (11) | −0.0124 (10) | 0.0036 (9) |
| C7 | 0.0361 (12) | 0.0505 (14) | 0.0375 (12) | −0.0017 (12) | −0.0042 (10) | −0.0010 (11) |
| C8 | 0.0316 (11) | 0.0403 (12) | 0.0358 (11) | −0.0059 (10) | 0.0019 (10) | −0.0031 (11) |
| C9 | 0.0333 (11) | 0.0418 (12) | 0.0357 (11) | −0.0024 (10) | 0.0015 (10) | 0.0000 (10) |
| N10 | 0.0422 (12) | 0.0454 (12) | 0.0421 (11) | −0.0054 (10) | 0.0024 (10) | 0.0055 (9) |
| N11 | 0.0482 (14) | 0.0450 (12) | 0.0365 (10) | 0.0012 (10) | 0.0022 (10) | 0.0005 (9) |
| N12 | 0.0513 (16) | 0.080 (2) | 0.0577 (15) | 0.0105 (15) | −0.0074 (13) | 0.0077 (15) |
| C13 | 0.079 (2) | 0.092 (3) | 0.0433 (15) | 0.010 (2) | −0.0073 (17) | −0.0083 (16) |
| C14 | 0.0592 (19) | 0.077 (2) | 0.0588 (18) | 0.0085 (17) | −0.0179 (17) | 0.0139 (17) |
| C15 | 0.0442 (14) | 0.0386 (12) | 0.0586 (16) | 0.0043 (12) | 0.0040 (13) | 0.0010 (12) |
| C16 | 0.0347 (12) | 0.0340 (11) | 0.0342 (10) | −0.0023 (10) | −0.0002 (10) | −0.0002 (10) |
| O17 | 0.0411 (9) | 0.0356 (8) | 0.0437 (9) | −0.0075 (8) | −0.0057 (8) | 0.0017 (7) |
| C18 | 0.0286 (10) | 0.0371 (11) | 0.0345 (11) | −0.0013 (9) | 0.0011 (9) | 0.0013 (9) |
| O19 | 0.0397 (10) | 0.0462 (9) | 0.0413 (9) | 0.0055 (8) | −0.0070 (8) | −0.0070 (8) |
| N20 | 0.0348 (10) | 0.0377 (10) | 0.0366 (9) | 0.0027 (8) | −0.0017 (8) | −0.0055 (8) |
| C21 | 0.0356 (12) | 0.0413 (12) | 0.0451 (13) | 0.0055 (10) | −0.0023 (11) | −0.0043 (11) |
| C22 | 0.063 (2) | 0.0606 (19) | 0.0639 (19) | 0.0157 (16) | 0.0146 (17) | 0.0167 (16) |
| C23 | 0.0496 (15) | 0.0401 (12) | 0.0393 (13) | 0.0020 (12) | −0.0046 (12) | −0.0080 (11) |
| C24 | 0.070 (2) | 0.0591 (17) | 0.0393 (13) | 0.0089 (16) | 0.0069 (14) | −0.0047 (13) |
| O1—C2 | 1.429 (3) | C14—H142 | 0.972 |
| O1—C8 | 1.435 (3) | C14—H143 | 0.979 |
| C2—C3 | 1.554 (3) | C15—H151 | 0.968 |
| C2—C16 | 1.530 (3) | C15—H152 | 0.979 |
| C2—H21 | 0.986 | C15—H153 | 0.982 |
| C3—O4 | 1.428 (3) | C16—O17 | 1.415 (3) |
| C3—C7 | 1.548 (4) | C16—C18 | 1.538 (3) |
| C3—C15 | 1.517 (4) | C16—H161 | 0.997 |
| O4—C5 | 1.427 (4) | O17—H171 | 0.882 |
| C5—O6 | 1.422 (4) | C18—O19 | 1.236 (3) |
| C5—C13 | 1.509 (5) | C18—N20 | 1.336 (3) |
| C5—C14 | 1.524 (4) | N20—C21 | 1.471 (3) |
| O6—C7 | 1.431 (3) | N20—C23 | 1.475 (3) |
| C7—C8 | 1.526 (4) | C21—C22 | 1.501 (4) |
| C7—H71 | 0.946 | C21—H211 | 0.934 |
| C8—C9 | 1.527 (3) | C21—H212 | 0.947 |
| C8—H81 | 0.972 | C22—H222 | 0.998 |
| C9—N10 | 1.476 (3) | C22—H221 | 0.999 |
| C9—H91 | 1.009 | C22—H223 | 0.994 |
| C9—H92 | 0.987 | C23—C24 | 1.516 (4) |
| N10—N11 | 1.245 (4) | C23—H232 | 0.940 |
| N11—N12 | 1.122 (4) | C23—H231 | 0.955 |
| C13—H131 | 0.936 | C24—H243 | 0.962 |
| C13—H132 | 0.960 | C24—H242 | 0.967 |
| C13—H133 | 0.950 | C24—H241 | 0.973 |
| C14—H141 | 0.964 | ||
| C2—O1—C8 | 106.25 (18) | C5—C14—H142 | 109.8 |
| O1—C2—C3 | 106.27 (19) | H141—C14—H142 | 107.0 |
| O1—C2—C16 | 110.26 (19) | C5—C14—H143 | 109.7 |
| C3—C2—C16 | 114.23 (19) | H141—C14—H143 | 109.0 |
| O1—C2—H21 | 107.7 | H142—C14—H143 | 111.0 |
| C3—C2—H21 | 111.4 | C3—C15—H151 | 115.5 |
| C16—C2—H21 | 106.8 | C3—C15—H152 | 102.5 |
| C2—C3—O4 | 110.0 (2) | H151—C15—H152 | 109.3 |
| C2—C3—C7 | 102.59 (19) | C3—C15—H153 | 110.2 |
| O4—C3—C7 | 103.5 (2) | H151—C15—H153 | 108.0 |
| C2—C3—C15 | 113.4 (2) | H152—C15—H153 | 111.4 |
| O4—C3—C15 | 110.9 (2) | C2—C16—O17 | 108.00 (19) |
| C7—C3—C15 | 115.7 (2) | C2—C16—C18 | 111.91 (19) |
| C3—O4—C5 | 110.1 (2) | O17—C16—C18 | 108.32 (19) |
| O4—C5—O6 | 105.2 (2) | C2—C16—H161 | 108.6 |
| O4—C5—C13 | 108.9 (3) | O17—C16—H161 | 107.5 |
| O6—C5—C13 | 108.1 (3) | C18—C16—H161 | 112.4 |
| O4—C5—C14 | 110.1 (3) | C16—O17—H171 | 131.5 |
| O6—C5—C14 | 112.1 (3) | C16—C18—O19 | 117.8 (2) |
| C13—C5—C14 | 112.2 (3) | C16—C18—N20 | 119.1 (2) |
| C5—O6—C7 | 107.4 (2) | O19—C18—N20 | 123.1 (2) |
| C3—C7—O6 | 105.1 (2) | C18—N20—C21 | 119.3 (2) |
| C3—C7—C8 | 105.0 (2) | C18—N20—C23 | 123.9 (2) |
| O6—C7—C8 | 107.4 (2) | C21—N20—C23 | 116.7 (2) |
| C3—C7—H71 | 111.2 | N20—C21—C22 | 113.7 (2) |
| O6—C7—H71 | 114.5 | N20—C21—H211 | 107.4 |
| C8—C7—H71 | 112.9 | C22—C21—H211 | 104.0 |
| C7—C8—O1 | 104.13 (19) | N20—C21—H212 | 110.2 |
| C7—C8—C9 | 111.2 (2) | C22—C21—H212 | 112.8 |
| O1—C8—C9 | 111.5 (2) | H211—C21—H212 | 108.5 |
| C7—C8—H81 | 108.4 | C21—C22—H222 | 107.7 |
| O1—C8—H81 | 114.2 | C21—C22—H221 | 109.2 |
| C9—C8—H81 | 107.4 | H222—C22—H221 | 111.3 |
| C8—C9—N10 | 112.2 (2) | C21—C22—H223 | 102.8 |
| C8—C9—H91 | 114.2 | H222—C22—H223 | 112.6 |
| N10—C9—H91 | 104.2 | H221—C22—H223 | 112.7 |
| C8—C9—H92 | 106.3 | N20—C23—C24 | 112.1 (2) |
| N10—C9—H92 | 112.0 | N20—C23—H232 | 108.8 |
| H91—C9—H92 | 108.2 | C24—C23—H232 | 109.1 |
| C9—N10—N11 | 115.3 (2) | N20—C23—H231 | 105.7 |
| N10—N11—N12 | 171.3 (3) | C24—C23—H231 | 110.8 |
| C5—C13—H131 | 107.4 | H232—C23—H231 | 110.3 |
| C5—C13—H132 | 114.9 | C23—C24—H243 | 107.2 |
| H131—C13—H132 | 109.5 | C23—C24—H242 | 111.6 |
| C5—C13—H133 | 111.5 | H243—C24—H242 | 106.8 |
| H131—C13—H133 | 106.3 | C23—C24—H241 | 110.1 |
| H132—C13—H133 | 107.0 | H243—C24—H241 | 109.0 |
| C5—C14—H141 | 110.3 | H242—C24—H241 | 112.0 |
| H··· | ||||
| C9—H91···O19i | 1.01 | 2.30 | 3.140 (4) | 140 |
| C9—H92···O19ii | 0.99 | 2.46 | 3.441 (4) | 172 |
| C23—H232···O1 | 0.94 | 2.56 | 3.231 (4) | 129 |
| C23—H231···O17iii | 0.95 | 2.51 | 3.269 (4) | 136 |
| O17—H171···N10iv | 0.88 | 2.30 | 3.112 (4) | 152 |
| O17—H171···N11iv | 0.88 | 2.45 | 3.313 (4) | 167 |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| O17—H171⋯N10i | 0.88 | 2.30 | 3.112 (4) | 152 |
| O17—H171⋯N11i | 0.88 | 2.45 | 3.313 (4) | 167 |
Symmetry code: (i) .