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 126.7 128.7 -2.0
C3H7NO dimethylformamide 120.8 119.3 1.5
C3H7NO dimethylformamide 122.3 122.5 -0.2
C3H7NO dimethylformamide 113.9 118.2 -4.3
N(CH3)3 Trimethylamine 110.9 111.3 -0.4
C4H5N Pyrrole 109.8 109.5 0.3
C5H5N Pyridine 116.7 117.8 -1.1
HCONHCH3 N-methylformamide 121.4 119.4 2.0
C4H9N Pyrrolidine 105.2 105.0 0.2
CH3NHCH3 Dimethylamine 112.2 112.6 -0.4
C2H5N Aziridine 60.3 59.9 0.3
C3H3NO Oxazole 103.9 105.3 -1.4
C4H4N2 Pyrazine 115.7 116.9 -1.2
C2H6N2O2 Dimethylnitroamine 127.6 126.9 0.7

M06-2X/3-21G* for aCNC

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


Differences greater than 7 are in the 7 bin. Differences less than -5 are in the -5 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 histogram chart
-5 -4 -3 -2 -1 0 1 2 3 4 5 6 7
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C3H7NO dimethylformamide -4.3
Most positive difference HCONHCH3 N-methylformamide 2.0