return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules

Compare Angles

18 10 26 16 25

Click on entry for experimental details.
Species Name Experimental Angle Calculated Angle Difference
ClCOClCO Oxalyl chloride 124.2 125.1 -0.9
CH2CHCHO Acrolein 123.9 124.4 -0.5
CH2CHCHO Acrolein 124.3 124.4 -0.1
C3H6O 2-Propen-1-ol 111.8 108.3 3.5
C4H2O3 Maleic Anhydride 129.2 129.9 -0.7
C4H2O3 Maleic Anhydride 108.2 107.9 0.3
C4H4O Furan 110.7 110.5 0.2
C4H8O2 Ethyl acetate 124.1 125.7 -1.6
C4H8O2 Ethyl acetate 111.9 110.9 1.0
C4H8O2 Ethyl acetate 108.2 107.6 0.6
C2H2O4 Oxalic Acid 123.1 121.6 1.5
C3H3NO Oxazole 108.1 108.0 0.1
CH3CH2O Ethoxy radical 114.4 117.3 -2.9
C3H2O3 vinylene carbonate 108.7 108.9 -0.2
CH3OC2H5 Ethane, methoxy- 108.2 108.7 -0.6
C3O2 Carbon suboxide 179.2 180.0 -0.8
CH3CH2CHO Propanal 124.4 125.0 -0.6
C2H2O2 Ethanedial 121.2 121.6 -0.4
HOCH2COOH Hydroxyacetic acid 111.3 111.0 0.3
HOCH2COOH Hydroxyacetic acid 124.2 123.2 1.0
HOCH2COOH Hydroxyacetic acid 112.6 113.0 -0.4
C2H4O Ethylene oxide 59.2 59.3 -0.1
CH3CHO Acetaldehyde 123.9 124.8 -0.9
CH3COCH3 Acetone 122.0 121.7 0.3
CH3CH2OH Ethanol 107.8 107.8 0.0
CH3CH(NH2)COOH Alanine 110.3 123.3 -13.0
CH3CH(NH2)COOH Alanine 125.6 113.2 12.4

PBEPBE/aug-cc-pVDZ for aCCO

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


Differences greater than 45 are in the 45 bin. Differences less than -15 are in the -15 bin.

histogram chart 25
histogram chart 20 histogram chart
histogram chart 15 histogram chart
histogram chart 10 histogram chart
histogram chart 5 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-15 -10 -5 0 5 10 15 20 25 30 35 40 45
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3CH(NH2)COOH Alanine -13.0
Most positive difference CH3CH(NH2)COOH Alanine 12.4