| |
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 |
|---|---|---|---|---|
| H2NCH2COOH | Glycine | 125.0 | 126.0 | -1.0 |
| H2NCH2COOH | Glycine | 111.5 | 110.6 | 0.9 |
| CH3CH(NH2)COOH | Alanine | 125.6 | 111.2 | 14.4 |
| CH3CH(NH2)COOH | Alanine | 110.3 | 122.9 | -12.6 |
| C3H8O2 | Propylene glycol | 108.1 | 106.4 | 1.7 |
| C4H10O | Ethoxy ethane | 108.4 | 106.2 | 2.2 |
| CH3CONH2 | Acetamide | 122.9 | 123.9 | -1.0 |
| CH3CH2OH | Ethanol | 107.8 | 105.4 | 2.4 |
| CH3COOH | Acetic acid | 126.6 | 128.1 | -1.5 |
| CH3COOH | Acetic acid | 110.6 | 109.5 | 1.1 |
| CH3COCH3 | Acetone | 122.0 | 122.9 | -0.9 |
| CH3CHO | Acetaldehyde | 123.9 | 125.1 | -1.2 |
| C2H4O | Ethylene oxide | 59.2 | 60.1 | -0.9 |
| CF3COOH | trifluoroacetic acid | 126.8 | 125.6 | 1.2 |
| CF3COOH | trifluoroacetic acid | 111.1 | 108.1 | 3.0 |
| CHOCH(CH3)CH3 | Propanal, 2-methyl- | 123.3 | 126.7 | -3.4 |
| HOCH2COOH | Hydroxyacetic acid | 112.6 | 112.6 | 0.0 |
| HOCH2COOH | Hydroxyacetic acid | 124.2 | 123.0 | 1.2 |
| HOCH2COOH | Hydroxyacetic acid | 111.3 | 108.9 | 2.4 |
| CH2CHCHO | Acrolein | 123.9 | 125.0 | -1.1 |
| CH2CHCHO | Acrolein | 124.3 | 125.0 | -0.7 |
| C3H6O | 2-Propen-1-ol | 111.8 | 106.3 | 5.5 |
| C2H2O2 | Ethanedial | 121.2 | 122.0 | -0.8 |
| C4H2O3 | Maleic Anhydride | 129.2 | 130.6 | -1.4 |
| C4H2O3 | Maleic Anhydride | 108.2 | 106.8 | 1.4 |
| CH2CHOCHCH2 | Vinyl ether | 119.0 | 121.5 | -2.5 |
| C4H4O | Furan | 110.7 | 109.9 | 0.8 |
| C4H10O2 | Ethane, 1,2-dimethoxy- | 113.2 | 105.5 | 7.7 |
| CH2C(CH3)OCH3 | 1-Propene, 2-methoxy- | 125.8 | 118.4 | 7.4 |
| CH3CH2CHO | Propanal | 124.4 | 123.7 | 0.7 |
| C4H8O2 | Ethyl acetate | 124.1 | 128.0 | -3.9 |
| C4H8O2 | Ethyl acetate | 111.9 | 109.6 | 2.3 |
| C4H8O2 | Ethyl acetate | 108.2 | 105.4 | 2.8 |
| C5H10O | 2H-Pyran, tetrahydro- | 112.0 | 110.8 | 1.2 |
| C2H2O4 | Oxalic Acid | 123.1 | 121.0 | 2.1 |
| C3H3NO | Oxazole | 108.1 | 107.2 | 0.9 |
| C4H6O2 | 2,3-Butanedione | 120.3 | 119.5 | 0.8 |
| C4H8O2 | 1,3-Dioxolane, 2-methyl- | 105.2 | 101.6 | 3.6 |
| C4H8O2 | 1,3-Dioxolane, 2-methyl- | 110.9 | 111.3 | -0.4 |
| C3H8O2 | 1,3-Propanediol | 108.0 | 111.4 | -3.4 |
| C3H8O2 | 1,3-Propanediol | 112.0 | 106.2 | 5.8 |
| C3O2 | Carbon suboxide | 179.2 | 180.0 | -0.8 |
| C4H8O2 | 1,3-Dioxane | 109.2 | 109.5 | -0.3 |
| CH3OC2H5 | Ethane, methoxy- | 108.2 | 106.2 | 2.0 |
| CH3CH(CH3)ONO | Isopropyl nitrite | 107.6 | 107.1 | 0.5 |
| CH2CHOH | ethenol | 126.2 | 127.9 | -1.7 |
| CH3COF | Acetyl fluoride | 128.4 | 130.2 | -1.9 |
| C5H10O | 2-Butanone, 3-methyl- | 120.8 | 122.4 | -1.6 |
| C4H10O | Propane, 2-methoxy- | 113.7 | 112.1 | 1.6 |
| C4H10O | Propane, 2-methoxy- | 107.7 | 112.2 | -4.5 |
| C3H2O3 | vinylene carbonate | 108.7 | 109.1 | -0.5 |
| C5H4O2 | 4-Cyclopentene-1,3-dione | 124.9 | 127.4 | -2.5 |
| CH3CH2O | Ethoxy radical | 114.4 | 113.9 | 0.5 |
| C3H4O | Cyclopropanone | 147.7 | 147.8 | -0.1 |
| C3H4O | Methylketene | 180.0 | 179.7 | 0.3 |
B1B95/3-21G for aCCO
| 45 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||
| 40 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 35 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 30 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 25 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 20 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 15 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 10 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 5 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||||
| 0 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||||||||
| -15 | -10 | -5 | 0 | 5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | CH3CH(NH2)COOH | Alanine | -12.6 |
| Most positive difference | CH3CH(NH2)COOH | Alanine | 14.4 |