| Literature DB >> 25161540 |
Abstract
In the title compound, C10H5ClO3, a chlorinated 3-formyl-chromone derivative, all atoms are essentially coplanar (r.m.s. deviation = 0.032 Å for the non-H atoms), with the largest deviation from the least-squares plane [0.0598 (14) Å] being for a pyran-ring C atom. In the crystal, mol-ecules are linked through stacking inter-actions along the b axis [shortest centroid-centroid distance between the pyran and benzene rings = 3.566 (2) Å].Entities:
Year: 2014 PMID: 25161540 PMCID: PMC4120543 DOI: 10.1107/S1600536814012483
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C10H5ClO3 | |
| Triclinic, | |
| Hall symbol: -P 1 | Mo |
| Cell parameters from 25 reflections | |
| θ = 15.1–17.5° | |
| µ = 0.43 mm−1 | |
| α = 102.049 (19)° | |
| β = 103.403 (17)° | Plate, yellow |
| γ = 100.650 (19)° | 0.38 × 0.25 × 0.10 mm |
| Rigaku AFC-7R diffractometer | |
| ω–2θ scans | θmax = 27.5° |
| Absorption correction: ψ scan (North | |
| 2376 measured reflections | |
| 1932 independent reflections | 3 standard reflections every 150 reflections |
| 1750 reflections with | intensity decay: −0.039% |
| Refinement on | Secondary atom site location: difference Fourier map |
| Hydrogen site location: inferred from neighbouring sites | |
| H-atom parameters constrained | |
| 1932 reflections | (Δ/σ)max < 0.001 |
| 127 parameters | Δρmax = 0.34 e Å−3 |
| 0 restraints | Δρmin = −0.26 e Å−3 |
| Primary atom site location: structure-invariant direct methods |
| Refinement. Refinement was performed using all reflections. The weighted |
| Cl1 | 0.28721 (5) | 0.37563 (5) | 1.29528 (4) | 0.02580 (11) | |
| O1 | 0.21886 (13) | 0.15266 (13) | 0.97744 (10) | 0.0187 (2) | |
| O2 | 0.63950 (15) | 0.10011 (16) | 0.73295 (11) | 0.0279 (3) | |
| O3 | 0.04173 (16) | −0.20711 (16) | 0.52591 (12) | 0.0297 (3) | |
| C1 | 0.16551 (19) | 0.04262 (19) | 0.82917 (14) | 0.0189 (3) | |
| C2 | 0.29522 (19) | 0.01959 (19) | 0.74169 (14) | 0.0184 (3) | |
| C3 | 0.51287 (19) | 0.11867 (19) | 0.80487 (14) | 0.0184 (3) | |
| C4 | 0.76947 (18) | 0.35541 (19) | 1.04110 (15) | 0.0180 (3) | |
| C5 | 0.81834 (19) | 0.47543 (19) | 1.19027 (15) | 0.0189 (3) | |
| C6 | 0.66911 (19) | 0.48195 (18) | 1.26931 (14) | 0.0183 (3) | |
| C7 | 0.47153 (19) | 0.37036 (19) | 1.19772 (14) | 0.0176 (3) | |
| C8 | 0.56861 (18) | 0.24423 (18) | 0.96597 (14) | 0.0161 (3) | |
| C9 | 0.41997 (18) | 0.25375 (17) | 1.04458 (14) | 0.0157 (3) | |
| C10 | 0.2152 (2) | −0.1091 (2) | 0.58050 (15) | 0.0236 (3) | |
| H1 | 0.0257 | −0.0238 | 0.7828 | 0.0227* | |
| H2 | 0.8725 | 0.3481 | 0.9891 | 0.0216* | |
| H3 | 0.3054 | −0.1145 | 0.5169 | 0.0284* | |
| H4 | 0.9536 | 0.5537 | 1.2392 | 0.0226* | |
| H5 | 0.7035 | 0.5632 | 1.3724 | 0.0220* |
| Cl1 | 0.01652 (16) | 0.0338 (2) | 0.02036 (17) | −0.00018 (12) | 0.00735 (12) | −0.00404 (13) |
| O1 | 0.0116 (4) | 0.0215 (5) | 0.0159 (5) | −0.0032 (4) | 0.0015 (4) | −0.0009 (4) |
| O2 | 0.0227 (5) | 0.0370 (6) | 0.0190 (5) | −0.0015 (5) | 0.0093 (4) | 0.0010 (4) |
| O3 | 0.0252 (6) | 0.0309 (6) | 0.0200 (5) | −0.0059 (5) | 0.0003 (4) | −0.0027 (4) |
| C1 | 0.0158 (6) | 0.0182 (6) | 0.0159 (6) | −0.0030 (5) | −0.0003 (5) | 0.0014 (5) |
| C2 | 0.0187 (6) | 0.0174 (6) | 0.0138 (6) | −0.0019 (5) | 0.0009 (5) | 0.0026 (5) |
| C3 | 0.0182 (6) | 0.0197 (6) | 0.0144 (6) | −0.0004 (5) | 0.0032 (5) | 0.0041 (5) |
| C4 | 0.0134 (6) | 0.0200 (6) | 0.0183 (6) | −0.0005 (5) | 0.0038 (5) | 0.0047 (5) |
| C5 | 0.0132 (6) | 0.0200 (6) | 0.0185 (6) | −0.0012 (5) | 0.0004 (5) | 0.0039 (5) |
| C6 | 0.0173 (6) | 0.0177 (6) | 0.0147 (6) | 0.0006 (5) | 0.0005 (5) | 0.0006 (5) |
| C7 | 0.0147 (6) | 0.0196 (6) | 0.0165 (6) | 0.0019 (5) | 0.0044 (5) | 0.0026 (5) |
| C8 | 0.0147 (6) | 0.0169 (6) | 0.0140 (6) | −0.0002 (5) | 0.0025 (5) | 0.0039 (5) |
| C9 | 0.0116 (6) | 0.0154 (6) | 0.0157 (6) | −0.0011 (5) | 0.0004 (5) | 0.0026 (5) |
| C10 | 0.0248 (7) | 0.0257 (7) | 0.0138 (6) | −0.0017 (6) | 0.0024 (5) | 0.0014 (5) |
| Cl1—C7 | 1.7243 (16) | C4—C8 | 1.4029 (16) |
| O1—C1 | 1.3475 (15) | C5—C6 | 1.397 (2) |
| O1—C9 | 1.3763 (14) | C6—C7 | 1.3817 (17) |
| O2—C3 | 1.2250 (19) | C7—C9 | 1.4006 (17) |
| O3—C10 | 1.2061 (16) | C8—C9 | 1.393 (2) |
| C1—C2 | 1.347 (2) | C1—H1 | 0.950 |
| C2—C3 | 1.4658 (17) | C4—H2 | 0.950 |
| C2—C10 | 1.4836 (17) | C5—H4 | 0.950 |
| C3—C8 | 1.4797 (17) | C6—H5 | 0.950 |
| C4—C5 | 1.3815 (18) | C10—H3 | 0.950 |
| Cl1···O1 | 2.8973 (12) | C3···H1 | 3.2929 |
| O1···C3 | 2.8719 (19) | C3···H2 | 2.6746 |
| O2···C1 | 3.574 (2) | C3···H3 | 2.7084 |
| O2···C4 | 2.8604 (17) | C4···H5 | 3.2636 |
| O2···C10 | 2.9089 (18) | C6···H2 | 3.2648 |
| O3···C1 | 2.8120 (17) | C7···H4 | 3.2634 |
| C1···C7 | 3.5981 (19) | C8···H4 | 3.2730 |
| C1···C8 | 2.7591 (18) | C9···H1 | 3.1860 |
| C2···C9 | 2.7695 (18) | C9···H2 | 3.2689 |
| C4···C7 | 2.783 (2) | C9···H5 | 3.2672 |
| C5···C9 | 2.7806 (18) | C10···H1 | 2.5482 |
| C6···C8 | 2.7921 (18) | H1···H3 | 3.4825 |
| Cl1···O2i | 3.4989 (15) | H2···H4 | 2.3282 |
| Cl1···O3ii | 3.3012 (15) | H4···H5 | 2.3459 |
| Cl1···C5iii | 3.4247 (16) | Cl1···H1ii | 2.8415 |
| O1···O1ii | 3.5617 (16) | Cl1···H2iii | 3.4669 |
| O1···O2i | 3.5683 (17) | Cl1···H4iii | 2.8395 |
| O1···C3i | 3.5282 (19) | Cl1···H5x | 2.9688 |
| O1···C4iv | 3.5456 (19) | O1···H1ii | 3.2499 |
| O1···C5iv | 3.359 (2) | O1···H2iii | 3.0086 |
| O1···C8i | 3.5096 (19) | O1···H4iv | 3.3704 |
| O2···Cl1i | 3.4989 (15) | O2···H1viii | 2.9439 |
| O2···O1i | 3.5683 (17) | O2···H3v | 2.4269 |
| O2···C7i | 3.534 (2) | O2···H4xi | 3.3161 |
| O2···C9i | 3.591 (2) | O3···H1vi | 3.5460 |
| O2···C10v | 3.267 (2) | O3···H4vii | 2.6830 |
| O3···Cl1ii | 3.3012 (15) | O3···H5vii | 2.5041 |
| O3···O3vi | 3.2307 (19) | O3···H5i | 3.5184 |
| O3···C5vii | 3.2551 (18) | C1···H2iii | 3.5714 |
| O3···C6vii | 3.1687 (17) | C1···H2i | 3.5400 |
| O3···C6i | 3.560 (2) | C1···H4iv | 3.2889 |
| O3···C10vi | 3.295 (2) | C2···H5iv | 3.3614 |
| C1···C4i | 3.371 (3) | C3···H3v | 3.4629 |
| C1···C5iv | 3.472 (3) | C3···H5iv | 3.4282 |
| C1···C8i | 3.542 (3) | C4···H1i | 3.4694 |
| C2···C6iv | 3.553 (3) | C4···H2xi | 3.0614 |
| C2···C7i | 3.552 (3) | C5···H2xi | 3.2259 |
| C2···C9i | 3.578 (2) | C6···H3i | 3.5976 |
| C3···O1i | 3.5282 (19) | C10···H4vii | 3.3912 |
| C3···C6iv | 3.460 (3) | C10···H5i | 3.4945 |
| C3···C7i | 3.515 (3) | H1···Cl1ii | 2.8415 |
| C3···C9i | 3.304 (3) | H1···O1ii | 3.2499 |
| C4···O1iv | 3.5456 (19) | H1···O2iii | 2.9439 |
| C4···C1i | 3.371 (3) | H1···O3vi | 3.5460 |
| C4···C7iv | 3.570 (3) | H1···C4i | 3.4694 |
| C4···C9iv | 3.459 (3) | H1···H2iii | 3.4159 |
| C5···Cl1viii | 3.4247 (16) | H1···H2i | 3.4928 |
| C5···O1iv | 3.359 (2) | H1···H3vi | 3.5853 |
| C5···O3ix | 3.2551 (18) | H1···H4iv | 3.3899 |
| C5···C1iv | 3.472 (3) | H2···Cl1viii | 3.4669 |
| C5···C9iv | 3.521 (2) | H2···O1viii | 3.0086 |
| C6···O3ix | 3.1687 (17) | H2···C1viii | 3.5714 |
| C6···O3i | 3.560 (2) | H2···C1i | 3.5400 |
| C6···C2iv | 3.553 (3) | H2···C4xi | 3.0614 |
| C6···C3iv | 3.460 (3) | H2···C5xi | 3.2259 |
| C6···C8iv | 3.538 (2) | H2···H1viii | 3.4159 |
| C6···C10i | 3.387 (3) | H2···H1i | 3.4928 |
| C7···O2i | 3.534 (2) | H2···H2xi | 2.4762 |
| C7···C2i | 3.552 (3) | H2···H4xi | 2.7931 |
| C7···C3i | 3.515 (3) | H3···O2v | 2.4269 |
| C7···C4iv | 3.570 (3) | H3···C3v | 3.4629 |
| C7···C8iv | 3.427 (3) | H3···C6i | 3.5976 |
| C8···O1i | 3.5096 (19) | H3···H1vi | 3.5853 |
| C8···C1i | 3.542 (3) | H3···H3v | 3.0081 |
| C8···C6iv | 3.538 (2) | H3···H4vii | 3.2450 |
| C8···C7iv | 3.427 (3) | H3···H5i | 3.5572 |
| C8···C9i | 3.560 (2) | H4···Cl1viii | 2.8395 |
| C8···C9iv | 3.600 (2) | H4···O1iv | 3.3704 |
| C9···O2i | 3.591 (2) | H4···O2xi | 3.3161 |
| C9···C2i | 3.578 (2) | H4···O3ix | 2.6830 |
| C9···C3i | 3.304 (3) | H4···C1iv | 3.2889 |
| C9···C4iv | 3.459 (3) | H4···C10ix | 3.3912 |
| C9···C5iv | 3.521 (2) | H4···H1iv | 3.3899 |
| C9···C8i | 3.560 (2) | H4···H2xi | 2.7931 |
| C9···C8iv | 3.600 (2) | H4···H3ix | 3.2450 |
| C10···O2v | 3.267 (2) | H5···Cl1x | 2.9688 |
| C10···O3vi | 3.295 (2) | H5···O3ix | 2.5041 |
| C10···C6i | 3.387 (3) | H5···O3i | 3.5184 |
| Cl1···H5 | 2.8072 | H5···C2iv | 3.3614 |
| O2···H2 | 2.5915 | H5···C3iv | 3.4282 |
| O2···H3 | 2.6355 | H5···C10i | 3.4945 |
| O3···H1 | 2.4818 | H5···H3i | 3.5572 |
| C1···H3 | 3.2782 | ||
| C1—O1—C9 | 118.02 (11) | C4—C8—C9 | 119.19 (11) |
| O1—C1—C2 | 125.01 (11) | O1—C9—C7 | 117.14 (12) |
| C1—C2—C3 | 120.64 (11) | O1—C9—C8 | 122.57 (10) |
| C1—C2—C10 | 119.09 (11) | C7—C9—C8 | 120.29 (11) |
| C3—C2—C10 | 120.26 (13) | O3—C10—C2 | 123.51 (15) |
| O2—C3—C2 | 123.90 (11) | O1—C1—H1 | 117.494 |
| O2—C3—C8 | 122.20 (11) | C2—C1—H1 | 117.497 |
| C2—C3—C8 | 113.90 (12) | C5—C4—H2 | 119.817 |
| C5—C4—C8 | 120.37 (13) | C8—C4—H2 | 119.815 |
| C4—C5—C6 | 120.11 (11) | C4—C5—H4 | 119.941 |
| C5—C6—C7 | 120.09 (11) | C6—C5—H4 | 119.944 |
| Cl1—C7—C6 | 120.35 (10) | C5—C6—H5 | 119.956 |
| Cl1—C7—C9 | 119.75 (10) | C7—C6—H5 | 119.956 |
| C6—C7—C9 | 119.90 (13) | O3—C10—H3 | 118.246 |
| C3—C8—C4 | 121.00 (13) | C2—C10—H3 | 118.242 |
| C3—C8—C9 | 119.81 (10) | ||
| C1—O1—C9—C7 | 178.77 (11) | C8—C4—C5—C6 | 2.1 (3) |
| C1—O1—C9—C8 | −0.80 (18) | C8—C4—C5—H4 | −177.9 |
| C9—O1—C1—C2 | 1.7 (2) | H2—C4—C5—C6 | −177.9 |
| C9—O1—C1—H1 | −178.3 | H2—C4—C5—H4 | 2.1 |
| O1—C1—C2—C3 | −0.5 (3) | H2—C4—C8—C3 | −1.5 |
| O1—C1—C2—C10 | 179.02 (12) | H2—C4—C8—C9 | 178.9 |
| H1—C1—C2—C3 | 179.5 | C4—C5—C6—C7 | −0.9 (2) |
| H1—C1—C2—C10 | −1.0 | C4—C5—C6—H5 | 179.1 |
| C1—C2—C3—O2 | 178.13 (14) | H4—C5—C6—C7 | 179.1 |
| C1—C2—C3—C8 | −1.5 (2) | H4—C5—C6—H5 | −0.9 |
| C1—C2—C10—O3 | −5.7 (3) | C5—C6—C7—Cl1 | 179.30 (12) |
| C1—C2—C10—H3 | 174.3 | C5—C6—C7—C9 | −1.3 (2) |
| C3—C2—C10—O3 | 173.77 (13) | H5—C6—C7—Cl1 | −0.7 |
| C3—C2—C10—H3 | −6.2 | H5—C6—C7—C9 | 178.7 |
| C10—C2—C3—O2 | −1.3 (3) | Cl1—C7—C9—O1 | 2.11 (18) |
| C10—C2—C3—C8 | 179.06 (12) | Cl1—C7—C9—C8 | −178.31 (9) |
| O2—C3—C8—C4 | 3.0 (3) | C6—C7—C9—O1 | −177.27 (12) |
| O2—C3—C8—C9 | −177.39 (13) | C6—C7—C9—C8 | 2.3 (2) |
| C2—C3—C8—C4 | −177.42 (12) | C3—C8—C9—O1 | −1.2 (2) |
| C2—C3—C8—C9 | 2.21 (19) | C3—C8—C9—C7 | 179.27 (11) |
| C5—C4—C8—C3 | 178.54 (12) | C4—C8—C9—O1 | 178.46 (12) |
| C5—C4—C8—C9 | −1.1 (2) | C4—C8—C9—C7 | −1.1 (2) |