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Calculated Frequencies for C5H10O (3-Pentanone) 1A1 C2v

19 07 18 15 43
InChI=1S/C5H10O/c1-3-5(6)4-2/h3-4H2,1-2H3 INChIKey=FDPIMTJIUBPUKL-UHFFFAOYSA-N


Click on an entry for details. A subscript indicates the number of imaginary frequencies.
An R subscript indicates raman activity data is available.
For a comparison of experimental versus calculated see section IV.C.1 Compare vibrational frequencies
Methods with predefined basis sets
semi-empirical AM1 freq1
PM3 freq1
PM6 freq1
composite G2 freqR
G3 freqR
G3B3 freq
G3MP2 freqR
G4 freq
CBS-Q freqR

Methods with standard basis sets
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 daug-cc-pVTZ
hartree fock HF freqR freq freq freq freq freq freq1 freq freq1R freq freqR freq1R freq freq freqR   freq
density functional BLYP freq freq freq freq   freq freq freq freq freq freq freq1 freq freq freq freq  
B1B95 freq freq freq freq1 freq1 freq1 freq freq1 freq1 freq1 freq freq1 freq1 freq freq1 freq  
B3LYP freq freq freq freq freq freq freq freq freq freq freq freq1 freq freq freq freq  
B3LYPultrafine   freq     freq freq freq1 freq1   freq freq freq1 freq freq freq1 freq  
B3PW91 freq freq freq freq freq freq freq freq freq freq freq freq1 freq freq freq freq  
mPW1PW91 freq freq freq freq freq freq freq freq freq freq freq freq1 freq   freq freq  
M06-2X freq freq freq freq freq freq freq freq freq freq freqR freq freq freq freq freq  
PBEPBE freq freq freq freq freq freq freq freq freq1 freq freq freq1 freq freq freq freq  
PBEPBEultrafine   freq1     freq freq1 freq1 freq1   freq freq freq1 freq1 freq freq1 freq1  
PBE1PBE freq freq freq freq freq freq freq freq freq freq freq freq1 freq freq freq freq  
HSEh1PBE freq freq freq freq freq freq freq freq freq freq freq freq1 freq freq freq freq  
TPSSh freq freq freq freq freq freq freq freq freq freq freq freq1 freq freq freq freq  
wB97X-D freq freq1 freq1 freq1 freq1 freq1 freq1 freq1 freq1 freq1 freq1 freq1 freq1 freq1 freq1 freq1  
B97D3 freq1       freq1         freq1 freq1 freq1     freq1 freq1 freq1R
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 daug-cc-pVTZ
Moller Plesset perturbation MP2 freq freq freq freq   freq freq1   freq1 freq freq freq1 freq freq freq1 freq  
MP2=FULL freq freq freq freq freq freq freq1 freq1 freq1 freq freq freq1 freq freq freq1 freq1  
MP3         freq   freq         freq1 freq        
MP3=FULL   freq freq freq freq freq freq1 freq1 freq1 freq freq freq1 freq        
MP4   dnf     freq       freq1     freq1 freq   freq    
MP4=FULL   freq     freq       freq1       freq   dnf    
B2PLYP freq freq freq freq freq freq freq1 freq1 freq1 freq freq freq1 freq freq freq freq  
B2PLYP=FULL freq freq freq freq freq freq freq1 freq1 freq1 freq freq freq1 freq freq freq freq  
B2PLYP=FULLultrafine freq freq freq freq freqR freq freq1 freq1 freq1 freq freq freq1 freqR freqR freq1 freq1  
Configuration interaction CID   dnf freq freq dnf     freq1                  
CISD   dnf dnf dnf dnf dnf dnf dnf         freq        
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 daug-cc-pVTZ
Quadratic configuration interaction QCISD   freq freq freq freq freq freq1 freq1 freq1 freq   freq1 freq   freq1 dnf  
QCISD(T)         freq     freq1       freq1 freq dnf      
QCISD(T)=FULL         freq   freq1           freq dnf      
Coupled Cluster CCD   freq freq freq dnf freq freq1 freq1 freq1     freq1 freq   freq1 dnf  
CCSD         freq freq freq1 freq1 freq1 freq   freq1 freq        
CCSD=FULL         freq         freq   freq1     freq1    
CCSD(T)         freq freq freq1     freq   freq1 freq        
CCSD(T)=FULL         freq             freq1 freq        
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 daug-cc-pVTZ

Methods with effective core potentials (select basis sets)
CEP-31G CEP-31G* CEP-121G CEP-121G* LANL2DZ SDD cc-pVTZ-PP aug-cc-pVTZ-PP Def2TZVPP
hartree fock HF freq1 freq freq1 freq1 freq1 freq1     freqR
density functional BLYP                 freq
B1B95                 freq
B3LYP freq1 freq freq1 freq1 freq1 freq1     freq
B3LYPultrafine                 freq
B3PW91                 freq
mPW1PW91                 freq
M06-2X                 freq
PBEPBE                 freq
PBEPBEultrafine                 freq
PBE1PBE                 freq
HSEh1PBE                 freq
TPSSh                 freq
wB97X-D freq1 freq1 freq1 freq1 freq1 freq1     freq1
Moller Plesset perturbation MP2 freq1 freq1 freq1 freq1 freq1 freq1     freq1
MP2=FULL                 freq1
B2PLYP                 freq
B2PLYP=FULL                 freq
B2PLYP=FULLultrafine                 freq
Configuration interaction CID                 dnf
Quadratic configuration interaction QCISD(T)                 dnf
Coupled Cluster CCSD(T)=FULL                 dnf
For descriptions of the methods (AM1, HF, MP2, ...) and basis sets (3-21G, 3-21G*, 6-31G, ...) see the glossary in section I.C. Predefined means the basis set used is determined by the method.
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