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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
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| State | Conformation | minimum conformation | conformer description | state description |
|---|---|---|---|---|
| 1 | 1 | yes | C2H | 1Ag |
| hartrees | |
|---|---|
| Energy at 0K | -231.491306 |
| Energy at 298.15K | -231.494999 |
| HF Energy | -230.596255 |
| Nuclear repulsion energy | 173.892255 |
| Mode Number | Symmetry | Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P | Dep U |
|---|---|---|---|---|---|---|---|
| 1 | Ag | 3157 | 3084 | ||||
| 2 | Ag | 3148 | 3076 | ||||
| 3 | Ag | 2016 | 1969 | ||||
| 4 | Ag | 1521 | 1486 | ||||
| 5 | Ag | 1426 | 1393 | ||||
| 6 | Ag | 1186 | 1158 | ||||
| 7 | Ag | 1048 | 1024 | ||||
| 8 | Ag | 869 | 849 | ||||
| 9 | Ag | 531 | 519 | ||||
| 10 | Ag | 225 | 220 | ||||
| 11 | Au | 3226 | 3151 | ||||
| 12 | Au | 1036 | 1012 | ||||
| 13 | Au | 911 | 890 | ||||
| 14 | Au | 481 | 470 | ||||
| 15 | Au | 330 | 322 | ||||
| 16 | Au | 75 | 74 | ||||
| 17 | Bg | 3226 | 3151 | ||||
| 18 | Bg | 1038 | 1014 | ||||
| 19 | Bg | 883 | 863 | ||||
| 20 | Bg | 664 | 649 | ||||
| 21 | Bg | 307 | 300 | ||||
| 22 | Bu | 3164 | 3091 | ||||
| 23 | Bu | 3149 | 3076 | ||||
| 24 | Bu | 2030 | 1983 | ||||
| 25 | Bu | 1490 | 1456 | ||||
| 26 | Bu | 1292 | 1262 | ||||
| 27 | Bu | 1101 | 1076 | ||||
| 28 | Bu | 870 | 850 | ||||
| 29 | Bu | 529 | 517 | ||||
| 30 | Bu | 118 | 116 |
| A | B | C |
|---|---|---|
| 1.03678 | 0.04421 | 0.04318 |
Point Group is C2h
Cartesians (Å)| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| C1 | -0.335 | 0.660 | 0.000 |
| C2 | 0.335 | -0.660 | 0.000 |
| C3 | 0.335 | 1.817 | 0.000 |
| C4 | -0.335 | -1.817 | 0.000 |
| C5 | 1.009 | 2.965 | 0.000 |
| C6 | -1.009 | -2.965 | 0.000 |
| H7 | -1.434 | 0.674 | 0.000 |
| H8 | 1.434 | -0.674 | 0.000 |
| H9 | 1.295 | 3.454 | 0.940 |
| H10 | 1.295 | 3.454 | -0.940 |
| H11 | -1.295 | -3.454 | 0.940 |
| H12 | -1.295 | -3.454 | -0.940 |
| C1 | C2 | C3 | C4 | C5 | C6 | H7 | H8 | H9 | H10 | H11 | H12 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C1 | 1.4801 | 1.3374 | 2.4766 | 2.6688 | 3.6871 | 1.0988 | 2.2157 | 3.3685 | 3.3685 | 4.3272 | 4.3272 | C2 | 1.4801 | 2.4766 | 1.3374 | 3.6871 | 2.6688 | 2.2157 | 1.0988 | 4.3272 | 4.3272 | 3.3685 | 3.3685 | C3 | 1.3374 | 2.4766 | 3.6951 | 1.3314 | 4.9676 | 2.1063 | 2.7225 | 2.1173 | 2.1173 | 5.5964 | 5.5964 | C4 | 2.4766 | 1.3374 | 3.6951 | 4.9676 | 1.3314 | 2.7225 | 2.1063 | 5.5964 | 5.5964 | 2.1173 | 2.1173 | C5 | 2.6688 | 3.6871 | 1.3314 | 4.9676 | 6.2645 | 3.3493 | 3.6641 | 1.0971 | 1.0971 | 6.8844 | 6.8844 | C6 | 3.6871 | 2.6688 | 4.9676 | 1.3314 | 6.2645 | 3.6641 | 3.3493 | 6.8844 | 6.8844 | 1.0971 | 1.0971 | H7 | 1.0988 | 2.2157 | 2.1063 | 2.7225 | 3.3493 | 3.6641 | 3.1691 | 4.0070 | 4.0070 | 4.2357 | 4.2357 | H8 | 2.2157 | 1.0988 | 2.7225 | 2.1063 | 3.6641 | 3.3493 | 3.1691 | 4.2357 | 4.2357 | 4.0070 | 4.0070 | H9 | 3.3685 | 4.3272 | 2.1173 | 5.5964 | 1.0971 | 6.8844 | 4.0070 | 4.2357 | 1.8797 | 7.3769 | 7.6126 | H10 | 3.3685 | 4.3272 | 2.1173 | 5.5964 | 1.0971 | 6.8844 | 4.0070 | 4.2357 | 1.8797 | 7.6126 | 7.3769 | H11 | 4.3272 | 3.3685 | 5.5964 | 2.1173 | 6.8844 | 1.0971 | 4.2357 | 4.0070 | 7.3769 | 7.6126 | 1.8797 | H12 | 4.3272 | 3.3685 | 5.5964 | 2.1173 | 6.8844 | 1.0971 | 4.2357 | 4.0070 | 7.6126 | 7.3769 | 1.8797 |
| atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
|---|---|---|---|---|---|---|---|---|
| C1 | C2 | C4 | 122.968 | C1 | C2 | H8 | 117.686 | |
| C1 | C3 | C5 | 179.699 | C2 | C1 | C3 | 122.968 | |
| C2 | C1 | H7 | 117.686 | C2 | C4 | C6 | 179.699 | |
| C3 | C1 | H7 | 119.346 | C3 | C5 | H9 | 121.051 | |
| C3 | C5 | H10 | 121.051 | C4 | C2 | H8 | 119.346 | |
| C4 | C6 | H11 | 121.051 | C4 | C6 | H12 | 121.051 | |
| H9 | C5 | H10 | 117.898 | H11 | C6 | H12 | 117.898 |