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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
| You are here: Experimental > One molecule all properties | |
| Other names |
|---|
| Bicyclo[2.2.0]hexa-2,5-diene; |
| INChI | INChIKey | SMILES | IUPAC name |
|---|---|---|---|
| InChI=1S/C6H6/c1-2-6-4-3-5(1)6/h1-6H | CTLSARLLLBZBRV-UHFFFAOYSA-N | [C@@H]12[C@H](C=C2)C=C1 | Bicyclo[2.2.0]hexa-2,5-diene |
| InChI=1S/C6H6/c1-2-6-4-3-5(1)6/h1-6H/t5-,6+ | [C@@H]1(C=C2)[C@H]2C=C1 | Bicyclo[2.2.0]hexa-2,5-diene |
| State | Conformation |
|---|---|
| 1A1 | C2V |
| Property | Value | Uncertainty | units | Reference | Comment |
|---|
| Mode Number | Symmetry | Frequency | Intensity | Comment | Description | ||||
|---|---|---|---|---|---|---|---|---|---|
| Fundamental(cm-1) | Harmonic(cm-1) | Reference | (km mol-1) | unc. | Reference | ||||
| 1 | A1 | 3051 | 1997Zho/Liu:259-269 | ||||||
| 2 | A1 | 2984 | |||||||
| 3 | A1 | 1541 | |||||||
| 4 | A1 | 1148 | |||||||
| 5 | A1 | 1013 | |||||||
| 6 | A1 | 929 | |||||||
| 7 | A1 | 842 | |||||||
| 8 | A1 | 792 | |||||||
| 9 | A1 | 382 | |||||||
| 10 | A2 | 3039 | tentative | ||||||
| 11 | A2 | 1258 | tentative | ||||||
| 12 | A2 | 1178 | |||||||
| 13 | A2 | 923 | |||||||
| 14 | A2 | 906 | |||||||
| 15 | A2 | 723 | |||||||
| 16 | A2 | 347 | |||||||
| 17 | B1 | 3112 | |||||||
| 18 | B1 | 1536 | |||||||
| 19 | B1 | 1183 | |||||||
| 20 | B1 | 1077 | |||||||
| 21 | B1 | 984 | |||||||
| 22 | B1 | 699 | |||||||
| 23 | B2 | 3061 | |||||||
| 24 | B2 | 2990 | tentative | ||||||
| 25 | B2 | 1274 | |||||||
| 26 | B2 | 1137 | |||||||
| 27 | B2 | 937 | |||||||
| 28 | B2 | 863 | |||||||
| 29 | B2 | 822 | |||||||
| 30 | B2 | 481 | |||||||
| A | B | C | reference | comment |
|---|---|---|---|---|
| 0.25919 | 0.14941 | 0.11638 | 1974Gri/Ken:290 |
Product of moments of inertia ![]() | ||||
|---|---|---|---|---|
| 1062930 | amu3Å6 | 4.867127852703E-114 | gm3 cm6 | |
Point Group C2v
| Description | Value | unc. | Connectivity | Reference | Comment | |||
|---|---|---|---|---|---|---|---|---|
| Atom 1 | Atom 2 | Atom 3 | Atom 4 | |||||
| Atom | x (Å) | y (Å) | z (Å) |
|---|
Bond descriptions
| Bond Type | Count |
|---|---|
| C-C | 5 |
| C=C | 2 |
| H-C | 6 |
| Atom 1 | Atom 2 |
|---|---|
| C1 | C2 |
| C1 | C3 |
| C1 | C5 |
| C1 | C6 |
| C2 | C4 |
| C2 | H7 |
| C2 | H8 |
| C5 | H8 |
| C5 | H9 |
| C6 | H7 |
| C6 | H10 |
| H7 | H11 |
| H8 | H12 |
| Energy (cm-1) | Degeneracy | reference | description |
|---|---|---|---|
| 0 | 1 | 1A1 |
| Ionization Energy | I.E. unc. | vertical I.E. | v.I.E. unc. | reference |
|---|---|---|---|---|
| 9.000 | 0.100 | webbook |
| State | Config | State description | Conf description | Exp. min. | Dipole (Debye) | Reference | comment | Point Group | Components | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| x | y | z | total | dipole | quadrupole | ||||||||
| 1 | 1 | 1A1 | C2v | True | C2v | 1 | 2 | ||||||
| State | Config | State description | Conf description | Exp. min. | Quadrupole (D Å) | Reference | comment | Point Group | Components | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| xx | yy | zz | dipole | quadrupole | ||||||||
| 1 | 1 | 1A1 | C2v | True | C2v | 1 | 2 | |||||
| squib | reference | DOI |
|---|---|---|
| 1974Gri/Ken:290 | DWT Griffith, JE Kent "Microwave Spectrum and Dipole Moment of Dewar Benzene" Chem. Phys. Lett. 25, 290-2, 1974 | 10.1016/0009-2614(74)89140-2 |
| 1997Zho/Liu:259-269 | X Zhou, RLiu "Density functional theory study of vibrational spectra, 6: assignment of fundamental vibrational frequencies of benzene isomers: Dewar benzene, benzvalene, trimethylenecyclopropane, prismane, and 3,4-dimethylenecyclobutene" Spectrochimica Acta Part A 53 (1997) 259-269 | 10.1016/S1386-1425(96)01724-6 |
| webbook | NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) | 10.18434/T4D303 |
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