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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 |
Species | Name | Experimental Angle | Calculated Angle | Difference |
---|---|---|---|---|
H2CO | Formaldehyde | 121.9 | 121.9 | -0.0 |
C4H10O | Ethoxy ethane | 110.0 | 108.9 | 1.1 |
HCOOH | Formic acid | 124.1 | 125.5 | -1.4 |
C2H4O | Ethylene oxide | 114.7 | 114.9 | -0.2 |
HOCH2COOH | Hydroxyacetic acid | 110.6 | 111.4 | -0.8 |
CH2CHCHO | Acrolein | 121.3 | 121.0 | 0.3 |
CH2CHCHO | Acrolein | 120.2 | 121.0 | -0.8 |
C3H6O | 2-Propen-1-ol | 113.3 | 50.4 | 62.9 |
C3H6O | 2-Propen-1-ol | 107.3 | 56.9 | 50.4 |
CH3OCHO | methyl formate | 109.3 | 124.9 | -15.6 |
C3H8O2 | Methane, dimethoxy- | 110.3 | 106.5 | 3.8 |
CH3OCH3 | Dimethyl ether | 107.1 | 107.2 | -0.1 |
CH3OCH3 | Dimethyl ether | 111.0 | 111.4 | -0.4 |
CH2C(CH3)OCH3 | 1-Propene, 2-methoxy- | 109.7 | 111.4 | -1.7 |
CH3CH2CHO | Propanal | 120.5 | 119.6 | 0.9 |
C4H8O2 | Ethyl acetate | 108.3 | 108.9 | -0.6 |
CH2O2 | Dioxirane | 115.8 | 116.3 | -0.5 |
C3H3NO | Oxazole | 117.1 | 56.3 | 60.8 |
C3H3NO | Oxazole | 116.9 | 29.8 | 87.1 |
CH3CH(CH3)ONO | Isopropyl nitrite | 109.5 | 106.9 | 2.6 |
CH3NO3 | Methyl nitrate | 110.4 | 110.8 | -0.4 |
CH3NO3 | Methyl nitrate | 103.4 | 104.2 | -0.8 |
CH3ONO | Methyl nitrite | 101.8 | 104.2 | -2.4 |
CH3ONO | Methyl nitrite | 110.0 | 110.9 | -0.9 |
HFCO | formyl fluoride | 127.3 | 127.8 | -0.5 |
CH3O | Methoxy radical | 111.3 | 105.0 | 6.3 |
HCO | Formyl radical | 119.5 | 123.1 | -3.6 |
MP2/6-311G* for aHCO
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25 | ![]() |
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20 | ![]() |
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15 | ![]() |
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10 | ![]() |
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5 | ![]() |
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0 | ![]() |
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-20 | -10 | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | ||||||||||||||||||||||||||||
Angle difference calc. - exp. (degrees) |
Species | Name | Difference (degrees) | |
---|---|---|---|
Most negative difference | CH3OCHO | methyl formate | -15.6 |
Most positive difference | C3H3NO | Oxazole | 87.1 |