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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 |
|---|---|---|---|---|
| C4H4N2O2 | Uracil | 126.7 | 127.6 | -0.9 |
| C3H7NO | dimethylformamide | 120.8 | 120.5 | 0.3 |
| C3H7NO | dimethylformamide | 122.3 | 122.3 | 0.0 |
| C3H7NO | dimethylformamide | 113.9 | 117.2 | -3.3 |
| N(CH3)3 | Trimethylamine | 110.9 | 110.3 | 0.6 |
| C4H5N | Pyrrole | 109.8 | 110.0 | -0.2 |
| C5H5N | Pyridine | 116.7 | 116.8 | -0.1 |
| C5H11N | Piperidine | 109.8 | 109.9 | -0.1 |
| HCONHCH3 | N-methylformamide | 121.4 | 120.6 | 0.8 |
| C4H9N | Pyrrolidine | 105.2 | 103.6 | 1.6 |
| CH3NHCH3 | Dimethylamine | 112.2 | 111.9 | 0.3 |
| C2H5N | Aziridine | 60.3 | 60.8 | -0.6 |
| C3H3NO | Oxazole | 103.9 | 121.7 | -17.8 |
| C4H4N2 | Pyrazine | 115.7 | 115.8 | -0.2 |
| NH2CN | cyanamide | 178.2 | 177.2 | 1.1 |
| C2H6N2O2 | Dimethylnitroamine | 127.6 | 119.4 | 8.2 |
MP2/6-311G* for aCNC
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| -20 | -15 | -10 | -5 | 0 | 5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | C3H3NO | Oxazole | -17.8 |
| Most positive difference | C2H6N2O2 | Dimethylnitroamine | 8.2 |