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All results from a given calculation for CH3BH2 (methylborane)

using model chemistry: MP3=FULL/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/cc-pVDZ
 hartrees
Energy at 0K-65.717451
Energy at 298.15K-65.721407
HF Energy-65.446363
Nuclear repulsion energy31.520702
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-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' 3148 2960 13.18      
2 A' 3041 2859 2.66      
3 A' 2610 2454 107.31      
4 A' 1482 1393 1.80      
5 A' 1338 1258 67.88      
6 A' 1264 1189 19.88      
7 A' 1099 1033 68.45      
8 A' 978 920 11.39      
9 A' 558 525 0.74      
10 A" 3202 3011 13.93      
11 A" 2684 2524 160.33      
12 A" 1436 1350 2.84      
13 A" 1070 1006 20.21      
14 A" 685 644 1.45      
15 A" 170 159 1.17      

Unscaled Zero Point Vibrational Energy (zpe) 12381.6 cm-1
Scaled (by 0.9403) Zero Point Vibrational Energy (zpe) 11642.5 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-pVDZ
ABC
3.14119 0.70560 0.64433

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.018 -0.691 0.000
B2 -0.018 0.880 0.000
H3 1.064 -0.953 0.000
H4 -0.446 -1.152 0.904
H5 -0.446 -1.152 -0.904
H6 0.016 1.501 -1.038
H7 0.016 1.501 1.038

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5 H6 H7
C11.57131.11321.10101.10102.42572.4257
B21.57132.12832.26462.26461.20991.2099
H31.11322.12831.77081.77082.86282.8628
H41.10102.26461.77081.80823.31982.6958
H51.10102.26461.77081.80822.69583.3198
H62.42571.20992.86283.31982.69582.0759
H72.42571.20992.86282.69583.31982.0759

picture of methylborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H6 120.873 C1 B2 H7 120.873
B2 C1 H3 103.578 B2 C1 H4 114.723
B2 C1 H5 114.723 H3 C1 H4 106.213
H3 C1 H5 106.213 H4 C1 H5 110.407
H6 B2 H7 118.151
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability