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 | 125.5 | -0.5 |
H2NCH2COOH | Glycine | 111.5 | 111.5 | -0.0 |
CH3CH(NH2)COOH | Alanine | 125.6 | 114.3 | 11.3 |
CH3CH(NH2)COOH | Alanine | 110.3 | 123.0 | -12.7 |
CH3CONH2 | Acetamide | 122.9 | 123.2 | -0.3 |
CH3CH2OH | Ethanol | 107.8 | 107.4 | 0.4 |
CH3COOH | Acetic acid | 126.6 | 124.9 | 1.7 |
CH3COOH | Acetic acid | 110.6 | 112.5 | -1.9 |
CH3COCH3 | Acetone | 122.0 | 121.7 | 0.3 |
CH3CHO | Acetaldehyde | 123.9 | 124.6 | -0.7 |
C2H4O | Ethylene oxide | 59.2 | 59.2 | -0.0 |
CF3COOH | trifluoroacetic acid | 126.8 | 123.9 | 2.9 |
CF3COOH | trifluoroacetic acid | 111.1 | 109.7 | 1.4 |
HOCH2COOH | Hydroxyacetic acid | 112.6 | 112.3 | 0.3 |
HOCH2COOH | Hydroxyacetic acid | 124.2 | 123.7 | 0.5 |
HOCH2COOH | Hydroxyacetic acid | 111.3 | 110.9 | 0.4 |
ClCOClCO | Oxalyl chloride | 124.2 | 123.5 | 0.7 |
CH2CHCHO | Acrolein | 123.9 | 123.8 | 0.1 |
CH2CHCHO | Acrolein | 124.3 | 123.8 | 0.5 |
C3H6O | 2-Propen-1-ol | 111.8 | 107.6 | 4.2 |
CH2ClCHO | chloroacetaldehyde | 123.3 | 121.2 | 2.1 |
C2H2O2 | Ethanedial | 121.2 | 121.1 | 0.1 |
C4H2O3 | Maleic Anhydride | 129.2 | 129.7 | -0.5 |
C4H2O3 | Maleic Anhydride | 108.2 | 107.6 | 0.6 |
CH3CH2CHO | Propanal | 124.4 | 124.0 | 0.4 |
C4H8O2 | Ethyl acetate | 124.1 | 125.7 | -1.6 |
C4H8O2 | Ethyl acetate | 111.9 | 110.7 | 1.2 |
C4H8O2 | Ethyl acetate | 108.2 | 106.8 | 1.4 |
C2H2O4 | Oxalic Acid | 123.1 | 121.1 | 2.0 |
C3H3NO | Oxazole | 108.1 | 108.0 | 0.1 |
C4H6O2 | 2,3-Butanedione | 120.3 | 119.1 | 1.2 |
C3H8O2 | 1,3-Propanediol | 108.0 | 112.9 | -4.9 |
C3H8O2 | 1,3-Propanediol | 112.0 | 108.1 | 3.9 |
C3O2 | Carbon suboxide | 179.2 | 180.0 | -0.8 |
C4H8O2 | 1,3-Dioxane | 109.2 | 110.0 | -0.8 |
CH2CHOH | ethenol | 126.2 | 126.7 | -0.5 |
CH3COF | Acetyl fluoride | 128.4 | 129.0 | -0.7 |
C3H2O3 | vinylene carbonate | 108.7 | 108.7 | -0.0 |
C5H4O2 | 4-Cyclopentene-1,3-dione | 124.9 | 126.9 | -2.0 |
CH3CH2O | Ethoxy radical | 114.4 | 114.1 | 0.3 |
C3H4O | Cyclopropanone | 147.7 | 147.4 | 0.3 |
QCISD/6-31G* for aCCO
25 | ||||||||||||||||||||||||||||||||||||||||
20 | ||||||||||||||||||||||||||||||||||||||||
15 | ||||||||||||||||||||||||||||||||||||||||
10 | ||||||||||||||||||||||||||||||||||||||||
5 | ||||||||||||||||||||||||||||||||||||||||
0 | ||||||||||||||||||||||||||||||||||||||||
-14 | -12 | -10 | -8 | -6 | -4 | -2 | 0 | 2 | 4 | 6 | 8 | 10 | ||||||||||||||||||||||||||||
Angle difference calc. - exp. (degrees) |
Species | Name | Difference (degrees) | |
---|---|---|---|
Most negative difference | CH3CH(NH2)COOH | Alanine | -12.7 |
Most positive difference | CH3CH(NH2)COOH | Alanine | 11.3 |