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I.B.3. (II.A.2.)

All data (experiment and calculated) in the CCCBDB for C6H12 (1-Butene, 2,3-dimethyl-)

Other names
1-Butene, 2,3-dimethyl-; 2,3-Dimethyl-1-butene; 2,3-Dimethylbutene-1; Tetramethylethylene; 2,3-dimethylbut-1-ene;
INChI
InChI=1/C6H12/c1-5(2)6(3)4/h6H,1H2,2-4H3

An "x" indicates that data is available. A number indicates how many calculations have been completed.
Property Experiment Calculated Comparison
Energies
Entropies		 Enthalpy 298.15K enthalpy of formation x    
Enthalpy 0K enthalpy of formation      
Energy 0K   174  
Energy 298.15K   163  
Atomization Enthalpy 298.15K x159x
Atomization Enthalpy 0K  161 
Entropy (298.15K) entropy  154 
Entropy at any temperature   154  
Integrated Heat Capacity integrated heat capacity  153 
Heat Capacity (Cp) Heat capacity x153x
Nuclear Repulsion Energy   169  
HOMO-LUMO Energies HOMO energies   160  
Barriers to Internal Rotation internal rotation  0 
Geometries Cartesians  143  
Internal Coordinates bond lengths bond angles  143 
Products of moments of inertia moments of inertia  160 
Rotational Constants rotational constants  164 
Point Group  166 
Vibrations Vibrational Frequencies vibrations  163 
Vibrational Intensities  162 
Zero-point energies  163 
Vibrational scaling factors  
Anharmonic frequencies and constants   3  
Electronic States Electronic states x 0  
Electrostatics Atom charges   147  
Dipole dipole  148 
Quadrupole quadrupole  145 
Polarizability polarizability  130 
Other results Spin   0  
Number of basis functions   22  
Diagnostics   3  
Conformations   1