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All results from a given calculation for CH3BH2 (methylborane)

using model chemistry: MP3=FULL/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-65.814198
Energy at 298.15K-65.818242
HF Energy-65.466435
Nuclear repulsion energy31.986302
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/cc-pVTZ
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' 3136 2925 10.21      
2 A' 3025 2821 4.82      
3 A' 2631 2454 106.34      
4 A' 1511 1409 2.35      
5 A' 1351 1260 72.29      
6 A' 1283 1197 16.24      
7 A' 1111 1036 67.32      
8 A' 991 924 11.54      
9 A' 567 528 0.92      
10 A" 3180 2966 13.51      
11 A" 2709 2526 150.46      
12 A" 1466 1368 3.50      
13 A" 1089 1015 19.49      
14 A" 689 642 1.09      
15 A" 213 199 1.04      

Unscaled Zero Point Vibrational Energy (zpe) 12475.0 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 11634.2 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/cc-pVTZ
ABC
3.24952 0.72443 0.66214

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.019 -0.682 0.000
B2 -0.019 0.870 0.000
H3 1.050 -0.931 0.000
H4 -0.435 -1.140 0.890
H5 -0.435 -1.140 -0.890
H6 0.016 1.478 -1.019
H7 0.016 1.478 1.019

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5 H6 H7
C11.55251.09771.08381.08382.38832.3883
B21.55252.09442.23752.23751.18641.1864
H31.09772.09441.74391.74392.81192.8119
H41.08382.23751.74391.78043.27092.6593
H51.08382.23751.74391.78042.65933.2709
H62.38831.18642.81193.27092.65932.0370
H72.38831.18642.81192.65933.27092.0370

picture of methylborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H6 120.797 C1 B2 H7 120.797
B2 C1 H3 103.075 B2 C1 H4 114.981
B2 C1 H5 114.981 H3 C1 H4 106.139
H3 C1 H5 106.139 H4 C1 H5 110.439
H6 B2 H7 118.293
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability