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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 | 119.2 | 123.4 | -4.1 |
| NH2CONH2 | Urea | 112.8 | 117.3 | -4.5 |
| C6H5NH2 | aniline | 114.9 | 120.9 | -6.0 |
| CH3CSNH2 | Ethanethioamide | 124.0 | 122.2 | 1.8 |
| CH3CSNH2 | Ethanethioamide | 114.4 | 119.3 | -4.9 |
| CH3NH2 | methyl amine | 111.0 | 115.2 | -4.2 |
| CH3CH2NH2 | Ethylamine | 111.1 | 115.3 | -4.2 |
| CHONH2 | formamide | 118.5 | 121.5 | -3.0 |
| CHONH2 | formamide | 120.0 | 119.3 | 0.7 |
| HNCO | Isocyanic acid | 123.9 | 156.9 | -33.0 |
| C4H5N | Pyrrole | 125.1 | 125.3 | -0.2 |
| CHSNH2 | thioformamide | 117.9 | 121.8 | -3.9 |
| CHSNH2 | thioformamide | 120.4 | 119.7 | 0.7 |
| CH3NHCH3 | Dimethylamine | 108.9 | 113.1 | -4.2 |
| HNCNH | diiminomethane | 118.6 | 128.5 | -9.9 |
| C2H5N | Aziridine | 109.3 | 114.9 | -5.6 |
| CH2NH | Methanimine | 110.5 | 114.6 | -4.1 |
| HNC | hydrogen isocyanide | 180.0 | 180.0 | 0.0 |
HF/CEP-121G for aHNC
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| -35 | -30 | -25 | -20 | -15 | -10 | -5 | 0 | 5 | 10 | 15 | 20 | 25 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | HNCO | Isocyanic acid | -33.0 |
| Most positive difference | CH3CSNH2 | Ethanethioamide | 1.8 |