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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 |
|---|---|---|---|---|
| C3H8 | Propane | 112.4 | 112.3 | 0.1 |
| C3H6 | Cyclopropane | 60.0 | 60.0 | 0.0 |
| CH3CH2CH2CH3 | Butane | 113.8 | 112.7 | 1.1 |
| CH2CHCH2CH3 | 1-Butene | 125.4 | 124.8 | 0.6 |
| CH2CHCH2CH3 | 1-Butene | 112.1 | 112.1 | 0.0 |
| CH2CHCHO | Acrolein | 120.3 | 120.4 | -0.1 |
| CH2CHCHO | Acrolein | 121.4 | 120.4 | 1.0 |
| C2H5CN | ethyl cyanide | 111.7 | 111.9 | -0.2 |
| C4H5N | Pyrrole | 104.7 | 107.3 | -2.6 |
| CH2CHCH3 | Propene | 124.8 | 124.7 | 0.1 |
| C3F6 | hexafluoropropene | 127.8 | 127.5 | 0.3 |
| CH3CH2CHO | Propanal | 113.8 | 113.7 | 0.1 |
| CH2CClCHCH2 | 1,3-Butadiene, 2-chloro- | 123.5 | 123.2 | 0.3 |
| CH2CClCHCH2 | 1,3-Butadiene, 2-chloro- | 125.6 | 126.3 | -0.7 |
| C4H4Se | selenophene | 114.6 | 114.7 | -0.1 |
| CH3CHFCH3 | 2-Fluoropropane | 113.5 | 113.7 | -0.2 |
| C3O2 | Carbon suboxide | 178.3 | 180.0 | -1.7 |
| CH3CCl2CH3 | Propane, 2,2-dichloro- | 113.0 | 113.0 | -0.0 |
| C6H6 | Benzvalene | 105.7 | 105.5 | 0.2 |
| CH2CHCH2F | Allyl Fluoride | 124.6 | 124.6 | -0.0 |
| CH2CHCH2F | Allyl Fluoride | 121.6 | 111.4 | 10.2 |
| CH2ClCCCl | 1,3-dichloropropyne | 182.7 | 179.6 | 3.1 |
| C3H5 | Allyl radical | 124.6 | 124.3 | 0.3 |
| C3H4 | cyclopropene | 50.8 | 50.8 | 0.0 |
| C3H4 | cyclopropene | 64.6 | 64.6 | -0.0 |
| C4H6 | 1-Methylcyclopropene | 152.8 | 72.6 | 80.2 |
| C5H6 | Propellane | 95.1 | 95.4 | -0.3 |
| C5H6 | Propellane | 63.1 | 62.7 | 0.4 |
QCISD/6-311+G(3df,2p) for aCCC
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| -10 | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | C4H5N | Pyrrole | -2.6 |
| Most positive difference | C4H6 | 1-Methylcyclopropene | 80.2 |