| Literature DB >> 22412496 |
Akira Uchida, Masatoshi Hasegawa, Eiichiro Takezawa, Shinya Yamaguchi, Atsushi Ishikawa, Takashi Kagayama.
Abstract
The title compound, C(10)H(8)O(6), a promising raw material to obtain colorless polyimides which are applied to microelectronic and optoelectronic devices, adopts a folded conformation in which the dihedral angle between the two anhydro rings is 55.15 (8)°. The central six-membered ring assumes a conformation inter-mediate between boat and twist-boat. In the crystal, mol-ecules are linked by weak C-H⋯O inter-actions, forming a layer parallel to the bc plane.Entities:
Year: 2012 PMID: 22412496 PMCID: PMC3297306 DOI: 10.1107/S1600536812003571
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C10H8O6 | |
| Monoclinic, | Mo |
| Hall symbol: -P 2ybc | Cell parameters from 3549 reflections |
| θ = 2.5–28.3° | |
| µ = 0.14 mm−1 | |
| β = 90.12 (3)° | Block, colorless |
| 0.51 × 0.42 × 0.42 mm | |
| Bruker APEXII CCD area-detector diffractometer | 2285 independent reflections |
| Radiation source: fine-focus sealed tube | 2015 reflections with |
| Graphite monochromator | |
| φ and ω scans | θmax = 28.3°, θmin = 3.3° |
| Absorption correction: multi-scan ( | |
| 6648 measured reflections |
| Refinement on | Secondary atom site location: difference Fourier map |
| Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
| H-atom parameters constrained | |
| (Δ/σ)max < 0.001 | |
| 2285 reflections | Δρmax = 0.30 e Å−3 |
| 146 parameters | Δρmin = −0.18 e Å−3 |
| 0 restraints | Extinction correction: |
| Primary atom site location: structure-invariant direct methods | Extinction coefficient: 0.057 (8) |
| 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 |
| O1 | 1.05049 (8) | −0.0274 (2) | 0.67601 (13) | 0.0712 (4) | |
| O2 | 0.97350 (9) | 0.22073 (16) | 0.58580 (11) | 0.0583 (3) | |
| O3 | 0.85376 (13) | 0.43198 (17) | 0.50962 (13) | 0.0773 (4) | |
| O4 | 0.54696 (9) | 0.16073 (17) | 0.83493 (12) | 0.0642 (3) | |
| O5 | 0.61479 (8) | −0.12795 (16) | 0.85526 (9) | 0.0504 (3) | |
| O6 | 0.68964 (10) | −0.40914 (17) | 0.82316 (12) | 0.0662 (4) | |
| C1 | 0.85268 (9) | 0.02100 (17) | 0.69704 (11) | 0.0371 (3) | |
| H1 | 0.8492 | 0.0003 | 0.7881 | 0.045* | |
| C2 | 0.79051 (10) | 0.20009 (16) | 0.66127 (11) | 0.0382 (3) | |
| H2 | 0.7781 | 0.2748 | 0.7373 | 0.046* | |
| C3 | 0.68030 (11) | 0.16836 (17) | 0.59459 (13) | 0.0439 (3) | |
| H3A | 0.6350 | 0.2794 | 0.6032 | 0.053* | |
| H3B | 0.6930 | 0.1473 | 0.5056 | 0.053* | |
| C4 | 0.62021 (9) | 0.00055 (17) | 0.65005 (11) | 0.0374 (3) | |
| H4 | 0.5530 | −0.0204 | 0.6010 | 0.045* | |
| C5 | 0.68715 (10) | −0.18238 (16) | 0.65113 (11) | 0.0363 (3) | |
| H5 | 0.6573 | −0.2689 | 0.5881 | 0.044* | |
| C6 | 0.80993 (10) | −0.15105 (16) | 0.62629 (12) | 0.0401 (3) | |
| H6A | 0.8509 | −0.2608 | 0.6528 | 0.048* | |
| H6B | 0.8216 | −0.1342 | 0.5367 | 0.048* | |
| C7 | 0.96943 (10) | 0.0603 (2) | 0.65718 (13) | 0.0479 (3) | |
| C8 | 0.86994 (13) | 0.3023 (2) | 0.57707 (14) | 0.0508 (4) | |
| C9 | 0.58864 (9) | 0.0285 (2) | 0.78582 (13) | 0.0431 (3) | |
| C10 | 0.66715 (10) | −0.2597 (2) | 0.78074 (13) | 0.0434 (3) |
| O1 | 0.0325 (5) | 0.0985 (10) | 0.0825 (9) | 0.0007 (5) | −0.0011 (5) | 0.0044 (7) |
| O2 | 0.0524 (6) | 0.0621 (7) | 0.0605 (7) | −0.0161 (5) | 0.0189 (5) | −0.0008 (5) |
| O3 | 0.1034 (10) | 0.0551 (7) | 0.0736 (8) | −0.0151 (7) | 0.0130 (7) | 0.0214 (6) |
| O4 | 0.0493 (6) | 0.0756 (8) | 0.0679 (7) | 0.0162 (5) | 0.0054 (5) | −0.0189 (6) |
| O5 | 0.0465 (5) | 0.0679 (7) | 0.0369 (5) | 0.0015 (4) | 0.0045 (4) | 0.0062 (4) |
| O6 | 0.0716 (7) | 0.0576 (7) | 0.0694 (7) | 0.0034 (5) | 0.0005 (6) | 0.0278 (6) |
| C1 | 0.0332 (5) | 0.0456 (6) | 0.0326 (5) | −0.0024 (4) | 0.0015 (4) | 0.0029 (5) |
| C2 | 0.0437 (6) | 0.0349 (6) | 0.0359 (6) | −0.0044 (4) | 0.0042 (5) | −0.0022 (4) |
| C3 | 0.0494 (7) | 0.0388 (6) | 0.0436 (7) | 0.0024 (5) | −0.0066 (5) | 0.0077 (5) |
| C4 | 0.0318 (5) | 0.0427 (6) | 0.0377 (6) | 0.0014 (4) | −0.0066 (4) | 0.0019 (5) |
| C5 | 0.0359 (6) | 0.0361 (6) | 0.0368 (6) | −0.0030 (4) | 0.0003 (4) | 0.0013 (4) |
| C6 | 0.0365 (6) | 0.0379 (6) | 0.0461 (7) | 0.0009 (4) | 0.0073 (5) | −0.0005 (5) |
| C7 | 0.0383 (6) | 0.0595 (8) | 0.0460 (7) | −0.0094 (6) | 0.0031 (5) | −0.0051 (6) |
| C8 | 0.0627 (9) | 0.0427 (7) | 0.0471 (7) | −0.0126 (6) | 0.0090 (6) | 0.0006 (6) |
| C9 | 0.0282 (5) | 0.0548 (7) | 0.0464 (7) | 0.0024 (5) | −0.0005 (5) | −0.0042 (5) |
| C10 | 0.0368 (6) | 0.0487 (7) | 0.0447 (7) | −0.0040 (5) | −0.0011 (5) | 0.0091 (5) |
| O1—C7 | 1.1850 (19) | C2—C3 | 1.5322 (18) |
| O2—C7 | 1.3745 (19) | C2—H2 | 0.9800 |
| O2—C8 | 1.391 (2) | C3—C4 | 1.5226 (17) |
| O3—C8 | 1.1869 (19) | C3—H3A | 0.9700 |
| O4—C9 | 1.1923 (17) | C3—H3B | 0.9700 |
| O5—C9 | 1.3754 (18) | C4—C9 | 1.5070 (18) |
| O5—C10 | 1.3853 (18) | C4—C5 | 1.5390 (16) |
| O6—C10 | 1.1898 (18) | C4—H4 | 0.9800 |
| C1—C7 | 1.5095 (17) | C5—C10 | 1.5039 (17) |
| C1—C6 | 1.5304 (17) | C5—C6 | 1.5341 (17) |
| C1—C2 | 1.5328 (17) | C5—H5 | 0.9800 |
| C1—H1 | 0.9800 | C6—H6A | 0.9700 |
| C2—C8 | 1.5068 (18) | C6—H6B | 0.9700 |
| C7—O2—C8 | 110.60 (10) | C5—C4—H4 | 108.4 |
| C9—O5—C10 | 110.53 (10) | C10—C5—C6 | 111.75 (10) |
| C7—C1—C6 | 109.29 (10) | C10—C5—C4 | 103.39 (10) |
| C7—C1—C2 | 103.86 (10) | C6—C5—C4 | 112.99 (9) |
| C6—C1—C2 | 112.36 (10) | C10—C5—H5 | 109.5 |
| C7—C1—H1 | 110.4 | C6—C5—H5 | 109.5 |
| C6—C1—H1 | 110.4 | C4—C5—H5 | 109.5 |
| C2—C1—H1 | 110.4 | C1—C6—C5 | 111.25 (10) |
| C8—C2—C3 | 111.02 (11) | C1—C6—H6A | 109.4 |
| C8—C2—C1 | 103.55 (10) | C5—C6—H6A | 109.4 |
| C3—C2—C1 | 114.98 (10) | C1—C6—H6B | 109.4 |
| C8—C2—H2 | 109.0 | C5—C6—H6B | 109.4 |
| C3—C2—H2 | 109.0 | H6A—C6—H6B | 108.0 |
| C1—C2—H2 | 109.0 | O1—C7—O2 | 120.18 (13) |
| C4—C3—C2 | 110.96 (9) | O1—C7—C1 | 129.62 (14) |
| C4—C3—H3A | 109.4 | O2—C7—C1 | 110.16 (12) |
| C2—C3—H3A | 109.4 | O3—C8—O2 | 121.05 (14) |
| C4—C3—H3B | 109.4 | O3—C8—C2 | 129.08 (16) |
| C2—C3—H3B | 109.4 | O2—C8—C2 | 109.86 (12) |
| H3A—C3—H3B | 108.0 | O4—C9—O5 | 120.41 (13) |
| C9—C4—C3 | 112.95 (11) | O4—C9—C4 | 129.29 (13) |
| C9—C4—C5 | 103.95 (10) | O5—C9—C4 | 110.30 (10) |
| C3—C4—C5 | 114.57 (10) | O6—C10—O5 | 119.85 (13) |
| C9—C4—H4 | 108.4 | O6—C10—C5 | 129.67 (14) |
| C3—C4—H4 | 108.4 | O5—C10—C5 | 110.48 (11) |
| C7—C1—C2—C8 | 13.48 (13) | C6—C1—C7—O2 | 109.53 (12) |
| C6—C1—C2—C8 | −104.52 (11) | C2—C1—C7—O2 | −10.57 (13) |
| C7—C1—C2—C3 | 134.77 (11) | C7—O2—C8—O3 | −172.68 (15) |
| C6—C1—C2—C3 | 16.77 (14) | C7—O2—C8—C2 | 6.61 (15) |
| C8—C2—C3—C4 | 155.23 (11) | C3—C2—C8—O3 | 42.5 (2) |
| C1—C2—C3—C4 | 38.11 (15) | C1—C2—C8—O3 | 166.44 (16) |
| C2—C3—C4—C9 | 63.98 (13) | C3—C2—C8—O2 | −136.70 (12) |
| C2—C3—C4—C5 | −54.81 (14) | C1—C2—C8—O2 | −12.78 (14) |
| C9—C4—C5—C10 | 11.25 (11) | C10—O5—C9—O4 | −176.99 (12) |
| C3—C4—C5—C10 | 134.99 (11) | C10—O5—C9—C4 | 3.01 (13) |
| C9—C4—C5—C6 | −109.73 (11) | C3—C4—C9—O4 | 45.97 (18) |
| C3—C4—C5—C6 | 14.02 (14) | C5—C4—C9—O4 | 170.76 (14) |
| C7—C1—C6—C5 | −172.96 (10) | C3—C4—C9—O5 | −134.04 (11) |
| C2—C1—C6—C5 | −58.22 (13) | C5—C4—C9—O5 | −9.25 (12) |
| C10—C5—C6—C1 | −74.30 (13) | C9—O5—C10—O6 | −175.24 (13) |
| C4—C5—C6—C1 | 41.81 (13) | C9—O5—C10—C5 | 4.90 (14) |
| C8—O2—C7—O1 | −179.25 (14) | C6—C5—C10—O6 | −68.34 (18) |
| C8—O2—C7—C1 | 2.77 (15) | C4—C5—C10—O6 | 169.85 (14) |
| C6—C1—C7—O1 | −68.20 (19) | C6—C5—C10—O5 | 111.50 (11) |
| C2—C1—C7—O1 | 171.70 (15) | C4—C5—C10—O5 | −10.31 (13) |
| H··· | ||||
| C1—H1···O3i | 0.98 | 2.40 | 3.3384 (19) | 159 |
| C3—H3 | 0.97 | 2.58 | 3.429 (2) | 146 |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| C1—H1⋯O3i | 0.98 | 2.40 | 3.3384 (19) | 159 |
| C3—H3 | 0.97 | 2.58 | 3.429 (2) | 146 |
Symmetry codes: (i) ; (ii) .