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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: Calculated > Energy > Optimized > Energy | |
| State | Conformation | minimum conformation | conformer description | state description |
|---|---|---|---|---|
| 1 | 1 | yes | C2H | 1Ag |
| hartrees | |
|---|---|
| Energy at 0K | -308.810598 |
| Energy at 298.15K | |
| Nuclear repulsion energy | 253.341351 |
| A | B | C |
|---|---|---|
| 0.63613 | 0.04323 | 0.04176 |
Point Group is C2h
Cartesians (Å)| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| O1 | 1.339 | 1.186 | 0.000 |
| O2 | -1.339 | -1.186 | 0.000 |
| C3 | -1.456 | -2.586 | 0.000 |
| C4 | 1.456 | 2.586 | 0.000 |
| C5 | 0.000 | 0.757 | 0.000 |
| C6 | 0.000 | -0.757 | 0.000 |
| H7 | 2.521 | 2.822 | 0.000 |
| H8 | -2.521 | -2.822 | 0.000 |
| H9 | -0.992 | -3.032 | 0.892 |
| H10 | -0.992 | -3.032 | -0.892 |
| H11 | 0.992 | 3.032 | 0.892 |
| H12 | 0.992 | 3.032 | -0.892 |
| H13 | -0.535 | 1.127 | 0.888 |
| H14 | -0.535 | 1.127 | -0.888 |
| H15 | 0.535 | -1.127 | 0.888 |
| H16 | 0.535 | -1.127 | -0.888 |
| O1 | O2 | C3 | C4 | C5 | C6 | H7 | H8 | H9 | H10 | H11 | H12 | H13 | H14 | H15 | H16 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| O1 | 3.5786 | 4.6950 | 1.4040 | 1.4067 | 2.3599 | 2.0178 | 5.5651 | 4.9014 | 4.9014 | 2.0789 | 2.0789 | 2.0750 | 2.0750 | 2.6052 | 2.6052 | O2 | 3.5786 | 1.4040 | 4.6950 | 2.3599 | 1.4067 | 5.5651 | 2.0178 | 2.0789 | 2.0789 | 4.9014 | 4.9014 | 2.6052 | 2.6052 | 2.0750 | 2.0750 | C3 | 4.6950 | 1.4040 | 5.9348 | 3.6455 | 2.3379 | 6.7127 | 1.0908 | 1.1001 | 1.1001 | 6.1921 | 6.1921 | 3.9267 | 3.9267 | 2.6232 | 2.6232 | C4 | 1.4040 | 4.6950 | 5.9348 | 2.3379 | 3.6455 | 1.0908 | 6.7127 | 6.1921 | 6.1921 | 1.1001 | 1.1001 | 2.6232 | 2.6232 | 3.9267 | 3.9267 | C5 | 1.4067 | 2.3599 | 3.6455 | 2.3379 | 1.5131 | 3.2591 | 4.3775 | 4.0163 | 4.0163 | 2.6374 | 2.6374 | 1.1010 | 1.1010 | 2.1499 | 2.1499 | C6 | 2.3599 | 1.4067 | 2.3379 | 3.6455 | 1.5131 | 4.3775 | 3.2591 | 2.6374 | 2.6374 | 4.0163 | 4.0163 | 2.1499 | 2.1499 | 1.1010 | 1.1010 | H7 | 2.0178 | 5.5651 | 6.7127 | 1.0908 | 3.2591 | 4.3775 | 7.5683 | 6.8850 | 6.8850 | 1.7826 | 1.7826 | 3.6058 | 3.6058 | 4.5086 | 4.5086 | H8 | 5.5651 | 2.0178 | 1.0908 | 6.7127 | 4.3775 | 3.2591 | 7.5683 | 1.7826 | 1.7826 | 6.8850 | 6.8850 | 4.5086 | 4.5086 | 3.6058 | 3.6058 | H9 | 4.9014 | 2.0789 | 1.1001 | 6.1921 | 4.0163 | 2.6374 | 6.8850 | 1.7826 | 1.7838 | 6.3798 | 6.6245 | 4.1837 | 4.5466 | 2.4414 | 3.0214 | H10 | 4.9014 | 2.0789 | 1.1001 | 6.1921 | 4.0163 | 2.6374 | 6.8850 | 1.7826 | 1.7838 | 6.6245 | 6.3798 | 4.5466 | 4.1837 | 3.0214 | 2.4414 | H11 | 2.0789 | 4.9014 | 6.1921 | 1.1001 | 2.6374 | 4.0163 | 1.7826 | 6.8850 | 6.3798 | 6.6245 | 1.7838 | 2.4414 | 3.0214 | 4.1837 | 4.5466 | H12 | 2.0789 | 4.9014 | 6.1921 | 1.1001 | 2.6374 | 4.0163 | 1.7826 | 6.8850 | 6.6245 | 6.3798 | 1.7838 | 3.0214 | 2.4414 | 4.5466 | 4.1837 | H13 | 2.0750 | 2.6052 | 3.9267 | 2.6232 | 1.1010 | 2.1499 | 3.6058 | 4.5086 | 4.1837 | 4.5466 | 2.4414 | 3.0214 | 1.7762 | 2.4948 | 3.0625 | H14 | 2.0750 | 2.6052 | 3.9267 | 2.6232 | 1.1010 | 2.1499 | 3.6058 | 4.5086 | 4.5466 | 4.1837 | 3.0214 | 2.4414 | 1.7762 | 3.0625 | 2.4948 | H15 | 2.6052 | 2.0750 | 2.6232 | 3.9267 | 2.1499 | 1.1010 | 4.5086 | 3.6058 | 2.4414 | 3.0214 | 4.1837 | 4.5466 | 2.4948 | 3.0625 | 1.7762 | H16 | 2.6052 | 2.0750 | 2.6232 | 3.9267 | 2.1499 | 1.1010 | 4.5086 | 3.6058 | 3.0214 | 2.4414 | 4.5466 | 4.1837 | 3.0625 | 2.4948 | 1.7762 |
| atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
|---|---|---|---|---|---|---|---|---|
| O1 | C4 | H7 | 107.300 | O1 | C4 | H11 | 111.663 | |
| O1 | C4 | H12 | 111.663 | O1 | C5 | C6 | 107.798 | |
| O1 | C5 | H13 | 111.095 | O1 | C5 | H14 | 111.095 | |
| O2 | C3 | H8 | 107.300 | O2 | C3 | H9 | 111.663 | |
| O2 | C3 | H10 | 111.663 | O2 | C6 | C5 | 107.798 | |
| O2 | C6 | H15 | 111.095 | O2 | C6 | H16 | 111.095 | |
| C3 | O2 | C6 | 112.568 | C4 | O1 | C5 | 112.568 | |
| C5 | C6 | H15 | 109.653 | C5 | C6 | H16 | 109.653 | |
| C6 | C5 | H13 | 109.653 | C6 | C5 | H14 | 109.653 | |
| H7 | C4 | H11 | 108.907 | H7 | C4 | H12 | 108.907 | |
| H8 | C3 | H9 | 108.907 | H8 | C3 | H10 | 108.907 | |
| H9 | C3 | H10 | 108.335 | H11 | C4 | H12 | 108.335 | |
| H13 | C5 | H14 | 107.543 | H15 | C6 | H16 | 107.543 |
Electronic state
| Number | Element | Mulliken | CHELPG | AIM | ESP |
|---|---|---|---|---|---|
| 1 | O | -0.338 | |||
| 2 | O | -0.338 | |||
| 3 | C | -0.449 | |||
| 4 | C | -0.449 | |||
| 5 | C | -0.235 | |||
| 6 | C | -0.235 | |||
| 7 | H | 0.224 | |||
| 8 | H | 0.224 | |||
| 9 | H | 0.198 | |||
| 10 | H | 0.198 | |||
| 11 | H | 0.198 | |||
| 12 | H | 0.198 | |||
| 13 | H | 0.201 | |||
| 14 | H | 0.201 | |||
| 15 | H | 0.201 | |||
| 16 | H | 0.201 |
| x | y | z | Total | |
|---|---|---|---|---|
| 0.000 | 0.000 | 0.000 | 0.000 | |
| CHELPG | ||||
| AIM | ||||
| ESP |
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| x | y | z | |
|---|---|---|---|
| x | 0.000 | 0.000 | 0.000 |
| y | 0.000 | 0.000 | 0.000 |
| z | 0.000 | 0.000 | 0.000 |
| <r2> | 268.420 |
|---|---|
| (<r2>)1/2 | 16.384 |