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
CH3CONH2 Acetamide 122.9 123.1 -0.2
CH3COOH Acetic acid 126.6 124.6 2.0
CH3COOH Acetic acid 110.6 113.3 -2.7
CH3COCH3 Acetone 122.0 121.8 0.2
CH3CHO Acetaldehyde 123.9 124.4 -0.5
C2H4O Ethylene oxide 59.2 58.9 0.3
ClCOClCO Oxalyl chloride 124.2 123.9 0.3
CH2CHCHO Acrolein 123.9 124.1 -0.2
CH2CHCHO Acrolein 124.3 124.1 0.2
C3H6O 2-Propen-1-ol 111.8 108.3 3.5
C2H2O2 Ethanedial 121.2 121.1 0.1
C4H4O Furan 110.7 110.5 0.2
CH3CH2CHO Propanal 124.4 123.7 0.7
C4H8O2 Ethyl acetate 124.1 125.5 -1.4
C4H8O2 Ethyl acetate 111.9 111.3 0.6
C4H8O2 Ethyl acetate 108.2 107.5 0.7
C2H2O4 Oxalic Acid 123.1 121.0 2.1
C3H3NO Oxazole 108.1 107.8 0.3
C3O2 Carbon suboxide 179.2 180.0 -0.8
CH3OC2H5 Ethane, methoxy- 108.2 108.5 -0.4
CH3COF Acetyl fluoride 128.4 129.4 -1.1
C3H2O3 vinylene carbonate 108.7 108.6 0.1
CH3CH2O Ethoxy radical 114.4 115.0 -0.6
C3H4O Cyclopropanone 147.7 147.3 0.4
CH3CH2OH Ethanol 107.8 107.7 0.1

M06-2X/aug-cc-pVTZ for aCCO

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


Differences greater than 9 are in the 9 bin. Differences less than -3 are in the -3 bin.

histogram chart 14
histogram chart 12 histogram chart
histogram chart 10 histogram chart
histogram chart 8 histogram chart
histogram chart 6 histogram chart
histogram chart 4 histogram chart
histogram chart 2 histogram chart histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-3 -2 -1 0 1 2 3 4 5 6 7 8 9
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3COOH Acetic acid -2.7
Most positive difference C3H6O 2-Propen-1-ol 3.5