return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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Compare Angles

18 10 26 16 25

Click on entry for experimental details.
Species Name Experimental Angle Calculated Angle Difference
CH3CH2OH Ethanol 107.8 107.9 -0.1
CH3COCH3 Acetone 122.0 122.9 -0.9
CH3CHO Acetaldehyde 123.9 124.8 -0.9
C2H4O Ethylene oxide 59.2 59.3 -0.1
CF3COOH trifluoroacetic acid 126.8 126.8 0.0
CF3COOH trifluoroacetic acid 111.1 108.5 2.6
ClCOClCO Oxalyl chloride 124.2 126.7 -2.5
CH2CHCHO Acrolein 123.9 124.6 -0.7
CH2CHCHO Acrolein 124.3 124.6 -0.3
C3H6O 2-Propen-1-ol 111.8 108.1 3.7
C2H2O2 Ethanedial 121.2 122.9 -1.7
C4H4O Furan 110.7 111.2 -0.5
CH3CH2CHO Propanal 124.4 124.9 -0.5
C4H8O2 Ethyl acetate 124.1 127.4 -3.3
C4H8O2 Ethyl acetate 111.9 108.7 3.2
C4H8O2 Ethyl acetate 108.2 107.5 0.7
C2H2O4 Oxalic Acid 123.1 114.6 8.5
C3H3NO Oxazole 108.1 109.2 -1.1
C3O2 Carbon suboxide 179.2 180.0 -0.8
CH3OC2H5 Ethane, methoxy- 108.2 107.9 0.3
C3H2O3 vinylene carbonate 108.7 110.9 -2.2

PBE1PBE/STO-3G for aCCO

Histogram of angle differences (in degrees) vs number of species


Differences greater than 8 are in the 8 bin. Differences less than -4 are in the -4 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4 histogram chart histogram chart
histogram chart 2 histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-4 -3 -2 -1 0 1 2 3 4 5 6 7 8
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C4H8O2 Ethyl acetate -3.3
Most positive difference C2H2O4 Oxalic Acid 8.5