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
CH3CH(NH2)COOH Alanine 110.1 108.7 1.4
CH3CSNH2 Ethanethioamide 114.8 113.5 1.3
CH3CH2NH2 Ethylamine 115.0 115.5 -0.5
C2H5CN ethyl cyanide 178.8 179.3 -0.5
C2H8N2 Ethylenediamine 110.2 115.8 -5.6
C3H3NO Oxazole 109.1 109.1 0.0
C4H4N2 Pyrazine 122.2 122.6 -0.4
C2N2 Cyanogen 180.0 180.0 0.0
CH(CN)3 tricyanomethane 177.0 179.0 -2.0
C2H2N2O Furazan 108.9 108.3 0.6
C4H9N Pyrrolidine 104.6 102.5 2.1
C4H5N Pyrrole 107.7 107.8 -0.1
H2NCH2COOH Glycine 113.0 114.8 -1.8

CCD/cc-pVDZ for aCCN

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


Differences greater than 6 are in the 6 bin. Differences less than -6 are in the -6 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 histogram chart
-6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C2H8N2 Ethylenediamine -5.6
Most positive difference C4H9N Pyrrolidine 2.1