National Institute of Standards and Technology
Computational Chemistry Comparison and Benchmark DataBase
Release 19April 2018
NIST Standard Reference Database 101
IIntroduction
IIExperimental data
IIICalculated data
IVData comparisons
VCost comparisons
VIInput and output files
VIITutorials and Units
VIIILinks to other sites
IXFeedback
XOlder CCCBDB versions
XIIGeometries
XIII Vibrations
XIVReaction data
XVEntropy data
XVIBibliographic data
XVIIIon data
XVIIIBad calculations
XIXIndex of properties
XXH-bond dimers
XXIOddities

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IV.D.3.a. (XVIII.A.3.)

Species with point groups that differ from experiment at B1B95/6-31+G**

  Point group
Species Name Experimental Calculated
HD Deuterium hydride C∞v D∞h
HDO Water-d1 Cs C2v
C2H Ethynyl radical C∞v Cs
C2H Ethynyl radical C∞v Cs
C2H4+ Ethylene cation D2h D2
H2OH2O water dimer Cs Ci
H2OH2O water dimer Cs Ci
MgOH magnesium hydroxide C∞v Cs
MgOH magnesium hydroxide C∞v Cs
CH3SiH3 methyl silane C3v C3
CH3S thiomethoxy C3v C1
HCCO ketenyl radical C∞v Cs
ONNO NO dimer C2h C2v
CH3NO2 Methane, nitro- Cs C1
HCONHCH3 N-methylformamide Cs C1
CH3COCH3 Acetone C2v C2
CF3+ Trifluoromethyl cation D3h C3v
AlF3 Aluminum trifluoride D3h C2v
SO3- Sulfur trioxide anion D3h C3v
CH2ClCHO chloroacetaldehyde Cs C1
CH2ClCHO chloroacetaldehyde C1 Cs
C3H5Cl 1-Propene, 3-chloro- Cs C1
CH2ClCH2OH2+ 2-chloroethanol, protonated C1 Cs
C5H8 1,2-Pentadiene C1 Cs
C(NH2)H2CH2CH2CH3 1-Butanamine C1 Cs
C4H6O Cyclobutanone C2v Cs
CHCl2CHO dichloroacetaldehyde C1 Cs
C6H6 2,4-Hexadiyne D3h D3d
C6H14 Butane, 2,2-dimethyl- C1 Cs
C2H4N4 1H-Tetrazole, 1-methyl- Cs C1
C2H5NO3 Nitric acid, ethyl ester C1 Cs
C4H7NO Oxazole, 4,5-dihydro-2-methyl- Cs C1
HCONH2CN2H4 formamide aminomethanimine dimer Cs C1
C5H10S 3-Ethylthio-1-propene Cs C1
C5H12S Propane, 2-methyl-2-(methylthio)- Cs C1
C5H5NO 3(2H)-Pyridinone Cs C1
C8H14 Bicyclo[2.2.2]octane D3h D3
C4F4 tetrafluorcyclobutadiene C2h D4h
CH3COC6H5 acetophenone C1 Cs