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 |
---|---|---|---|---|
HCOOH | Formic acid | 124.9 | 125.2 | -0.3 |
CH3COOH | Acetic acid | 123.0 | 122.4 | 0.6 |
CH3OCHO | methyl formate | 125.9 | 125.9 | -0.0 |
C4H2O3 | Maleic Anhydride | 122.6 | 122.8 | -0.2 |
C3H8O2 | Methane, dimethoxy- | 114.3 | 114.0 | 0.3 |
C3H6O3 | 1,3,5-Trioxane | 112.0 | 111.7 | 0.3 |
CO2 | Carbon dioxide | 180.0 | 180.0 | 0.0 |
C4H8O2 | Ethyl acetate | 124.0 | 123.5 | 0.5 |
C2H2O4 | Oxalic Acid | 125.0 | 125.8 | -0.8 |
CH2O2 | Dioxirane | 66.2 | 64.8 | 1.4 |
C4H8O2 | 1,3-Dioxane | 115.0 | 113.2 | 1.8 |
C3H2O3 | vinylene carbonate | 108.8 | 107.8 | 1.0 |
HOCO+ | Hydrocarboxyl cation | 174.4 | 174.2 | 0.2 |
C2H4O4 | Formic acid dimer | 126.2 | 126.6 | -0.4 |
mPW1PW91/6-311G* for aOCO
10 | ||||||||||||||||||||||||||||||||||||||||
8 | ||||||||||||||||||||||||||||||||||||||||
6 | ||||||||||||||||||||||||||||||||||||||||
4 | ||||||||||||||||||||||||||||||||||||||||
2 | ||||||||||||||||||||||||||||||||||||||||
0 | ||||||||||||||||||||||||||||||||||||||||
-1 | -0.5 | 0 | 0.5 | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | ||||||||||||||||||||||||||||
Angle difference calc. - exp. (degrees) |
Species | Name | Difference (degrees) | |
---|---|---|---|
Most negative difference | C2H2O4 | Oxalic Acid | -0.8 |
Most positive difference | C4H8O2 | 1,3-Dioxane | 1.8 |