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
C4H10O Ethoxy ethane 112.1 112.4 -0.3
C2H4O Ethylene oxide 61.6 61.6 0.0
C6H5OCH3 Anisole 113.8 117.5 -3.7
CH3OCHO methyl formate 114.8 114.6 0.2
C4H2O3 Maleic Anhydride 107.9 108.1 -0.2
C3H8O2 Methane, dimethoxy- 114.6 112.6 2.0
C4H4O Furan 106.6 106.6 0.0
C4H10O2 Ethane, 1,2-dimethoxy- 110.7 111.9 -1.2
C3H6O3 1,3,5-Trioxane 109.5 108.7 0.8
CH3OCH3 Dimethyl ether 111.2 111.6 -0.4
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 116.0 118.1 -2.1
C4H8O2 Ethyl acetate 115.7 115.2 0.5
C5H10O 2H-Pyran, tetrahydro- 112.3 111.2 1.1
C3H3NO Oxazole 103.9 103.7 0.2
C4H8O2 1,3-Dioxane 110.9 110.0 0.9
CH3OC2H5 Ethane, methoxy- 111.7 112.0 -0.3
C4H10O Propane, 2-methoxy- 112.5 115.9 -3.4
C5H12O Butane, 1-methoxy- 118.9 112.0 6.9
C3H2O3 vinylene carbonate 106.9 107.2 -0.3

PBEPBE/cc-pVTZ for aCOC

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


Differences greater than 8 are in the 8 bin. Differences less than -4 are in the -4 bin.

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

  Species Name Difference (degrees)
Most negative difference C6H5OCH3 Anisole -3.7
Most positive difference C5H12O Butane, 1-methoxy- 6.9