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
C3H6O 2-Propen-1-ol 111.8 106.0 5.8
C3H2O3 vinylene carbonate 108.7 109.5 -0.8
CH3OC2H5 Ethane, methoxy- 108.2 105.8 2.4
C3O2 Carbon suboxide 179.2 180.0 -0.8
C3H3NO Oxazole 108.1 107.3 0.8
C2H2O4 Oxalic Acid 123.1 121.3 1.8
C4H8O2 Ethyl acetate 108.2 105.0 3.2
C4H8O2 Ethyl acetate 111.9 109.1 2.8
C4H8O2 Ethyl acetate 124.1 128.2 -4.1
CH3CH2CHO Propanal 124.4 124.0 0.4
C4H4O Furan 110.7 110.0 0.7
C2H2O2 Ethanedial 121.2 122.0 -0.8
CH2CHCHO Acrolein 124.3 124.9 -0.6
CH2CHCHO Acrolein 123.9 124.9 -1.0
ClCOClCO Oxalyl chloride 124.2 125.3 -1.1
C2H4O Ethylene oxide 59.2 60.3 -1.1
CH3CHO Acetaldehyde 123.9 125.3 -1.4
CH3COCH3 Acetone 122.0 122.9 -0.9
CH3CH2OH Ethanol 107.8 105.0 2.8

TPSSh/3-21G* for aCCO

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


Differences greater than 7 are in the 7 bin. Differences less than -5 are in the -5 bin.

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

  Species Name Difference (degrees)
Most negative difference C4H8O2 Ethyl acetate -4.1
Most positive difference C3H6O 2-Propen-1-ol 5.8