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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: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules | |
| Species | Name | Experimental Angle | Calculated Angle | Difference |
|---|---|---|---|---|
| NH2CONH2 | Urea | 122.6 | 123.4 | -0.7 |
| CH3CONH2 | Acetamide | 122.0 | 122.0 | 0.0 |
| C3H7NO | dimethylformamide | 123.5 | 125.9 | -2.4 |
| CHONH2 | formamide | 124.7 | 124.9 | -0.2 |
| C3H3NO | Oxazole | 115.0 | 70.6 | 44.4 |
MP2/aug-cc-pVTZ for aNCO
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| -5 | 0 | 5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | C3H7NO | dimethylformamide | -2.4 |
| Most positive difference | C3H3NO | Oxazole | 44.4 |