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 122.9 126.2 -3.3
CH3CH2SH ethanethiol 108.6 109.0 -0.4
CH3CH2SH ethanethiol 113.6 114.4 -0.8
CH3CHSHCH3 2-Propanethiol 111.2 112.5 -1.3
C3H7SH 1-Propanethiol 108.6 110.2 -1.6
C4H4S Thiophene 111.5 112.3 -0.8
C3H6S Thietane 90.6 92.7 -2.1
C2H4S Thiirane 65.9 65.2 0.7
CH2SHCH2SH 1,2-Ethanedithiol 112.0 109.9 2.1
CH3SCH2CH3 Ethane, (methylthio)- 109.5 110.4 -0.9
C5H10S 2H-Thiopyran, tetrahydro- 112.7 113.3 -0.6
C4H6S Thiophene, 2,5-dihydro- 105.0 106.8 -1.8
CH3CHS Thioacetaldehyde 125.3 126.5 -1.2

BLYP/STO-3G for aCCS

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


Differences greater than 2.5 are in the 2.5 bin. Differences less than -3.5 are in the -3.5 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4
histogram chart 2 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-3.5 -3 -2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3CSNH2 Ethanethioamide -3.3
Most positive difference CH2SHCH2SH 1,2-Ethanedithiol 2.1