| |
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 | 123.3 | -1.4 |
| C4H10O | Ethoxy ethane | 110.0 | 109.6 | 0.4 |
| HCOOH | Formic acid | 124.1 | 127.4 | -3.3 |
| CHONH2 | formamide | 122.5 | 124.2 | -1.7 |
| C2H4O | Ethylene oxide | 114.7 | 115.2 | -0.5 |
| CH2CHCHO | Acrolein | 121.3 | 122.6 | -1.3 |
| CH2CHCHO | Acrolein | 120.2 | 122.6 | -2.4 |
| CH3OCHO | methyl formate | 109.3 | 127.3 | -18.0 |
| C3H8O2 | Methane, dimethoxy- | 110.3 | 105.8 | 4.5 |
| C4H4O | Furan | 115.9 | 115.6 | 0.3 |
| CH3OCH3 | Dimethyl ether | 107.1 | 106.0 | 1.2 |
| CH3OCH3 | Dimethyl ether | 111.0 | 112.1 | -1.0 |
| CH2C(CH3)OCH3 | 1-Propene, 2-methoxy- | 109.7 | 112.4 | -2.7 |
| CH3CH2CHO | Propanal | 120.5 | 122.0 | -1.5 |
| C4H8O2 | Ethyl acetate | 108.3 | 108.9 | -0.6 |
| CH2O2 | Dioxirane | 115.8 | 116.1 | -0.3 |
| C3H3NO | Oxazole | 117.1 | 117.9 | -0.8 |
| C3H3NO | Oxazole | 116.9 | 117.4 | -0.5 |
| CH3OC2H5 | Ethane, methoxy- | 107.5 | 106.8 | 0.7 |
| CH3OC2H5 | Ethane, methoxy- | 111.1 | 113.2 | -2.2 |
| CH3OC2H5 | Ethane, methoxy- | 110.3 | 111.7 | -1.4 |
| CH3CH(CH3)ONO | Isopropyl nitrite | 109.5 | 107.0 | 2.5 |
| CH3NO3 | Methyl nitrate | 110.4 | 110.6 | -0.2 |
| CH3NO3 | Methyl nitrate | 103.4 | 105.9 | -2.5 |
| CH3ONO | Methyl nitrite | 101.8 | 104.2 | -2.4 |
| CH3ONO | Methyl nitrite | 110.0 | 110.8 | -0.9 |
| HFCO | formyl fluoride | 127.3 | 128.4 | -1.1 |
| CH3O | Methoxy radical | 111.3 | 105.6 | 5.7 |
| HCO | Formyl radical | 119.5 | 125.4 | -5.9 |
B97D3/3-21G for aHCO
| 12 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||
| 10 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 8 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||||
| 6 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||||
| 4 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||||
| 2 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||||
| 0 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||||||||
| -20 | -18 | -16 | -14 | -12 | -10 | -8 | -6 | -4 | -2 | 0 | 2 | 4 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | CH3OCHO | methyl formate | -18.0 |
| Most positive difference | CH3O | Methoxy radical | 5.7 |