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 112.1 114.3 -2.2
C2H4O Ethylene oxide 61.6 61.6 0.0
C6H5OCH3 Anisole 113.8 119.0 -5.2
CH3OCHO methyl formate 114.8 116.8 -2.0
C4H2O3 Maleic Anhydride 107.9 109.6 -1.7
C3H8O2 Methane, dimethoxy- 114.6 114.8 -0.2
C4H4O Furan 106.6 106.8 -0.2
C4H10O2 Ethane, 1,2-dimethoxy- 110.7 113.8 -3.1
C3H6O3 1,3,5-Trioxane 109.5 110.7 -1.2
CH3OCH3 Dimethyl ether 111.2 112.8 -1.6
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 116.0 117.7 -1.7
C4H8O2 Ethyl acetate 115.7 116.5 -0.8
C5H10O 2H-Pyran, tetrahydro- 112.3 112.9 -0.6
C3H3NO Oxazole 103.9 104.3 -0.4
C4H8O2 1,3-Dioxane 110.9 111.9 -1.0
CH3OC2H5 Ethane, methoxy- 111.7 113.1 -1.4
C4H10O Propane, 2-methoxy- 112.5 117.8 -5.3
C5H12O Butane, 1-methoxy- 118.9 113.9 5.0
C3H2O3 vinylene carbonate 106.9 107.5 -0.6

B3LYPultrafine/aug-cc-pVTZ for aCOC

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


Differences greater than 6 are in the 6 bin. Differences less than -6 are in the -6 bin.

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

  Species Name Difference (degrees)
Most negative difference C4H10O Propane, 2-methoxy- -5.3
Most positive difference C5H12O Butane, 1-methoxy- 5.0