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
CH3CSNH2 Ethanethioamide 122.9 123.3 -0.4
CH3CH2SH ethanethiol 108.6 110.8 -2.2
CH3CH2SH ethanethiol 113.6 114.0 -0.4
CH3CHSHCH3 2-Propanethiol 111.2 111.7 -0.5
C3H7SH 1-Propanethiol 108.6 109.2 -0.6
C4H4S Thiophene 111.5 111.4 0.1
C3H6S Thietane 90.6 90.8 -0.2
C2H4S Thiirane 65.9 65.8 0.0
CH2SHCH2SH 1,2-Ethanedithiol 112.0 108.2 3.8
C5H10S 2H-Thiopyran, tetrahydro- 112.7 112.5 0.2
C4H6S Thiophene, 2,5-dihydro- 105.0 105.6 -0.6
CH3CHS Thioacetaldehyde 125.3 126.2 -1.0

B1B95/6-31G(2df,p) for aCCS

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


Differences greater than 9 are in the 9 bin. Differences less than -3 are in the -3 bin.

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

  Species Name Difference (degrees)
Most negative difference CH3CH2SH ethanethiol -2.2
Most positive difference CH2SHCH2SH 1,2-Ethanedithiol 3.8