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
CH2CHCH2CH3 1-Butene 119.9 112.4 7.5
C7H12 Norbornane 35.8 101.5 -65.7
C7H12 Norbornane 56.3 94.5 -38.2
C7H12 Norbornane 71.6 108.3 -36.7
C4H8 cyclobutane 27.5 88.3 -60.8

B2PLYP/aug-cc-pVTZ for dCCCC

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


Differences greater than 50 are in the 50 bin. Differences less than -70 are in the -70 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4
histogram chart 2
histogram chart 0 histogram chart histogram chart histogram chart histogram chart
-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C7H12 Norbornane -65.7
Most positive difference CH2CHCH2CH3 1-Butene 7.5