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All results from a given calculation for CH3BH2 (methylborane)

using model chemistry: MP3=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-65.728507
Energy at 298.15K-65.732441
HF Energy-65.447768
Nuclear repulsion energy31.537780
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP3=FULL/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3118 3118 15.00      
2 A' 3011 3011 3.85      
3 A' 2591 2591 111.61      
4 A' 1473 1473 1.81      
5 A' 1328 1328 64.73      
6 A' 1254 1254 23.97      
7 A' 1089 1089 61.25      
8 A' 971 971 10.85      
9 A' 558 558 0.85      
10 A" 3171 3171 18.10      
11 A" 2662 2662 158.78      
12 A" 1428 1428 3.13      
13 A" 1065 1065 18.94      
14 A" 676 676 1.96      
15 A" 158 158 0.76      

Unscaled Zero Point Vibrational Energy (zpe) 12276.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12276.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP3=FULL/aug-cc-pVDZ
ABC
3.15302 0.70535 0.64442

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.018 -0.690 0.000
B2 -0.018 0.881 0.000
H3 1.061 -0.961 0.000
H4 -0.447 -1.151 0.902
H5 -0.447 -1.151 -0.902
H6 0.014 1.500 -1.036
H7 0.014 1.500 1.036

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5 H6 H7
C11.57141.11261.10011.10012.42302.4230
B21.57142.13532.26452.26451.20701.2070
H31.11262.13531.76751.76752.86832.8683
H41.10012.26451.76751.80423.31612.6942
H51.10012.26451.76751.80422.69423.3161
H62.42301.20702.86833.31612.69422.0717
H72.42301.20702.86832.69423.31612.0717

picture of methylborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H6 120.842 C1 B2 H7 120.842
B2 C1 H3 104.106 B2 C1 H4 114.766
B2 C1 H5 114.766 H3 C1 H4 106.029
H3 C1 H5 106.029 H4 C1 H5 110.174
H6 B2 H7 118.224
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability