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
C3H8 Propane 106.1 106.3 -0.2
C3H8 Propane 107.3 107.9 -0.6
C3H8 Propane 108.1 107.7 0.4
CH3CH2SH ethanethiol 106.6 97.0 9.6
CH3CH2SH ethanethiol 108.9 108.4 0.5
CH3CH2SH ethanethiol 108.9 108.2 0.7
CH3CH2SH ethanethiol 106.6 108.2 -1.6
CH3CH2SH ethanethiol 108.1 108.3 -0.2
CH3CH2SH ethanethiol 109.3 108.3 1.1
CH3SCH3 Dimethyl sulfide 109.6 108.7 0.9
CH3OCH3 Dimethyl ether 109.2 109.0 0.2
CH3OCH3 Dimethyl ether 108.0 108.3 -0.3
CH3NHCH3 Dimethylamine 109.0 107.8 1.2
CH3NHCH3 Dimethylamine 109.0 108.4 0.6
CH3NHCH3 Dimethylamine 107.2 107.6 -0.4
C2H5N Aziridine 115.7 114.6 1.1
CH3O Methoxy radical 107.6 107.9 -0.4

CISD/6-31G** for aHCH

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


Differences greater than 10 are in the 10 bin. Differences less than -2 are in the -2 bin.

histogram chart 10
histogram chart 8
histogram chart 6 histogram chart histogram chart
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
-2 -1 0 1 2 3 4 5 6 7 8 9 10
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3CH2SH ethanethiol -1.6
Most positive difference CH3CH2SH ethanethiol 9.6