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
H2NCH2COOH Glycine 125.0 126.4 -1.4
H2NCH2COOH Glycine 111.5 111.0 0.5
CH3CH(NH2)COOH Alanine 125.6 114.3 11.3
CH3CH(NH2)COOH Alanine 110.3 123.2 -12.9
CH3CH2OH Ethanol 107.8 106.5 1.3
CH3COCH3 Acetone 122.0 121.3 0.7
CH3CHO Acetaldehyde 123.9 124.1 -0.2
C2H4O Ethylene oxide 59.2 60.8 -1.6
CF3COOH trifluoroacetic acid 126.8 124.7 2.1
CF3COOH trifluoroacetic acid 111.1 109.1 2.0
HOCH2COOH Hydroxyacetic acid 112.6 111.8 0.8
HOCH2COOH Hydroxyacetic acid 124.2 124.7 -0.5
HOCH2COOH Hydroxyacetic acid 111.3 110.8 0.5
ClCOClCO Oxalyl chloride 124.2 125.5 -1.3
CH2CHCHO Acrolein 123.9 123.7 0.2
CH2CHCHO Acrolein 124.3 123.7 0.6
C3H6O 2-Propen-1-ol 111.8 106.9 4.9
CH2ClCHO chloroacetaldehyde 123.3 122.0 1.3
C2H2O2 Ethanedial 121.2 120.9 0.3
C4H8O2 Ethyl acetate 124.1 126.2 -2.1
C4H8O2 Ethyl acetate 111.9 111.0 0.9
C4H8O2 Ethyl acetate 108.2 106.0 2.2
C2H2O4 Oxalic Acid 123.1 121.9 1.2
C3H3NO Oxazole 108.1 107.2 0.9
C4H6O2 2,3-Butanedione 120.3 118.8 1.5
C3H8O2 1,3-Propanediol 108.0 112.2 -4.2
C3H8O2 1,3-Propanediol 112.0 107.2 4.8
C3O2 Carbon suboxide 179.2 180.0 -0.8
CH3OC2H5 Ethane, methoxy- 108.2 107.0 1.1
CH2CHOH ethenol 126.2 126.5 -0.3
C5H4O2 4-Cyclopentene-1,3-dione 124.9 126.6 -1.7
CH3CH2O Ethoxy radical 114.4 113.1 1.3
C3H2O3 vinylene carbonate 108.7 109.3 -0.6
C4H8O2 1,3-Dioxane 109.2 109.7 -0.5
CH3CH2CHO Propanal 124.4 124.2 0.2
C4H2O3 Maleic Anhydride 108.2 107.0 1.2
C4H2O3 Maleic Anhydride 129.2 130.5 -1.3

MP2=FULL/6-31G 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 35
histogram chart 30 histogram chart
histogram chart 25 histogram chart
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 -12.9
Most positive difference CH3CH(NH2)COOH Alanine 11.3