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
C4H4N2O2 Uracil 126.7 128.8 -2.1
C3H7NO dimethylformamide 120.8 120.2 0.6
C3H7NO dimethylformamide 122.3 122.4 -0.1
C3H7NO dimethylformamide 113.9 117.4 -3.5
N(CH3)3 Trimethylamine 110.9 112.0 -1.1
C4H5N Pyrrole 109.8 109.7 0.1
C5H5N Pyridine 116.7 117.5 -0.8
C4H9N Pyrrolidine 105.2 104.9 0.3
CH3NHCH3 Dimethylamine 112.2 113.3 -1.1
C2H5N Aziridine 60.3 60.3 -0.0
C3H3NO Oxazole 103.9 106.0 -2.1
C4H4N2 Pyrazine 115.7 117.9 -2.3
C2H6N2O2 Dimethylnitroamine 127.6 120.5 7.1

B97D3/3-21G for aCNC

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


Differences greater than 8 are in the 8 bin. Differences less than -4 are in the -4 bin.

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

  Species Name Difference (degrees)
Most negative difference C3H7NO dimethylformamide -3.5
Most positive difference C2H6N2O2 Dimethylnitroamine 7.1