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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
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index | Species | CAS number | Name | Relative experimental enthalpy (kJ mol-1) | sketch |
---|---|---|---|---|---|
a | C3H3NO | 288426 | Oxazole | 0.0 | ![]() |
b | C3H3NO | 288142 | Isoxazole | 94.1 | ![]() |
semi-empirical | AM1 | 179.6 b |
---|---|---|
PM3 | 145.0 b |
|
PM6 | 98.8 b |
|
MNDOd | 80.2 b |
|
composite | G1 | 0.0 a 95.2 b |
G2MP2 | 0.0 a 95.8 b |
|
G2 | 0.0 a 96.2 b |
|
G3 | 0.0 a 95.5 b |
|
G3B3 | 0.0 a 95.0 b |
|
G3MP2 | NC |
|
G4 | 0.0 a NC |
|
CBS-Q | 0.0 a 95.5 b |
|
molecular mechanics | MM3 | 85.7 b |
STO-3G | 3-21G | 3-21G* | 6-31G | 6-31G* | 6-31G** | 6-31+G** | 6-311G* | 6-311G** | 6-31G(2df,p) | 6-311+G(3df,2p) | TZVP | cc-pVDZ | cc-pVTZ | aug-cc-pVDZ | aug-cc-pVTZ | cc-pV(T+d)Z | daug-cc-pVTZ | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
hartree fock | HF | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | NC |
0.0 a | |
density functional | LSDA | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||||
BLYP | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||||
B1B95 | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | NC |
|||
B3LYP | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | NC |
|||
B3LYPultrafine | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||
B3PW91 | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | NC |
|||||
mPW1PW91 | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | NC |
|||
M06-2X | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||
PBEPBE | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | NC |
|||
PBEPBEultrafine | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||
PBE1PBE | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||
HSEh1PBE | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||
TPSSh | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||
wB97X-D | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||
B97D3 | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||
STO-3G | 3-21G | 3-21G* | 6-31G | 6-31G* | 6-31G** | 6-31+G** | 6-311G* | 6-311G** | 6-31G(2df,p) | 6-311+G(3df,2p) | TZVP | cc-pVDZ | cc-pVTZ | aug-cc-pVDZ | aug-cc-pVTZ | cc-pV(T+d)Z | daug-cc-pVTZ | ||
Moller Plesset perturbation | MP2 | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||
MP2=FULL | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||
MP3 | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||||||
MP3=FULL | 0.0 a 99.3 b |
0.0 a 99.8 b |
0.0 a | 0.0 a | 0.0 a | ||||||||||||||
MP4 | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||
MP4=FULL | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||||||
B2PLYP | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||
B2PLYP=FULL | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||
Configuration interaction | CID | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||||
CISD | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||||||||||||
STO-3G | 3-21G | 3-21G* | 6-31G | 6-31G* | 6-31G** | 6-31+G** | 6-311G* | 6-311G** | 6-31G(2df,p) | 6-311+G(3df,2p) | TZVP | cc-pVDZ | cc-pVTZ | aug-cc-pVDZ | aug-cc-pVTZ | cc-pV(T+d)Z | daug-cc-pVTZ | ||
Quadratic configuration interaction | QCISD | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||
QCISD(T) | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||||||
Coupled Cluster | CCD | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||
CCSD | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||||||
CCSD=FULL | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||||||||||||||
CCSD(T) | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||||||
CCSD(T)=FULL | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||||||||||||||
STO-3G | 3-21G | 3-21G* | 6-31G | 6-31G* | 6-31G** | 6-31+G** | 6-311G* | 6-311G** | 6-31G(2df,p) | 6-311+G(3df,2p) | TZVP | cc-pVDZ | cc-pVTZ | aug-cc-pVDZ | aug-cc-pVTZ | cc-pV(T+d)Z | daug-cc-pVTZ |
CEP-31G | CEP-31G* | CEP-121G | CEP-121G* | LANL2DZ | SDD | cc-pVTZ-PP | aug-cc-pVTZ-PP | Def2TZVPP | ||
---|---|---|---|---|---|---|---|---|---|---|
hartree fock | HF | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | ||
density functional | B1B95 | NC |
NC |
|||||||
B3LYP | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | |||
PBEPBE | 0.0 a | |||||||||
Moller Plesset perturbation | MP2 | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a | 0.0 a |
cc-pVDZ | cc-pVTZ | aug-cc-pVDZ | cc-pV(T+d)Z | ||
---|---|---|---|---|---|
Moller Plesset perturbation | MP2FC// HF/6-31G* | NC |
NC |
NC |
|
MP2FC// B3LYP/6-31G* | NC |
||||
MP2FC// MP2FC/6-31G* | NC |
NC |
NC |
NC |
|
MP4// HF/6-31G* | NC |
||||
Coupled Cluster | CCSD// HF/6-31G* | NC |
NC |
NC |
|
CCSD(T)// HF/6-31G* | NC |
NC |
NC |
||
CCSD(T)//B3LYP/6-31G(2df,p) | NC |
NC |
|||
CCSD// MP2FC/6-31G* | NC |
NC |
NC |
||
CCSD(T)// MP2FC/6-31G* | NC |
NC |
NC |