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 119.9 112.7 7.2
C6H10O cyclohexanone 53.0 111.6 -58.6
C6H10O cyclohexanone 56.3 111.7 -55.4
CH2CHCH2CH2CH3 1-pentene -119.3 125.5 -244.8
CH2CHCH2CH2CH3 1-pentene -178.2 112.9 -291.1
C6H12 Cyclohexane 55.3 111.5 -56.3
C7H12 Norbornane 35.8 101.5 -65.7
C7H12 Norbornane 56.3 94.4 -38.1
C7H12 Norbornane 71.6 108.7 -37.1
C4H8 cyclobutane 27.5 88.5 -61.0
C5H8 1,4-Pentadiene -122.2 112.1 -234.3
C4F6 perfluorobutadiene 47.4 125.5 -78.1
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 123.1 124.5 -1.4

HF/aug-cc-pVDZ for dCCCC

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


Differences greater than 300 are in the 300 bin. Differences less than -300 are in the -300 bin.

histogram chart 10
histogram chart 8
histogram chart 6 histogram chart
histogram chart 4 histogram chart
histogram chart 2 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-300 -250 -200 -150 -100 -50 0 50 100 150 200 250 300
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH2CHCH2CH2CH3 1-pentene -291.1
Most positive difference CH2CHCH2CH3 1-Butene 7.2