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All results from a given calculation for CH3BH2 (methylborane)

using model chemistry: CCD/aug-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 CCD/aug-cc-pVTZ
 hartrees
Energy at 0K-65.788830
Energy at 298.15K-65.792784
HF Energy-65.466873
Nuclear repulsion energy31.789099
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 CCD/aug-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' 3104 2970 12.89      
2 A' 3004 2875 3.26      
3 A' 2593 2481 108.25      
4 A' 1504 1439 2.10      
5 A' 1351 1293 59.27      
6 A' 1273 1218 26.71      
7 A' 1101 1054 61.82      
8 A' 974 933 12.13      
9 A' 576 551 0.78      
10 A" 3153 3018 15.52      
11 A" 2664 2549 154.33      
12 A" 1460 1398 3.55      
13 A" 1078 1032 18.56      
14 A" 688 659 1.57      
15 A" 155 148 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 12338.8 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 11808.2 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 CCD/aug-cc-pVTZ
ABC
3.21533 0.71447 0.65332

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.017 -0.686 0.000
B2 -0.017 0.876 0.000
H3 1.050 -0.961 0.000
H4 -0.446 -1.140 0.893
H5 -0.446 -1.140 -0.893
H6 0.013 1.489 -1.025
H7 0.013 1.489 1.025

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5 H6 H7
C11.56261.10161.08951.08952.40512.4051
B21.56262.12422.24642.24641.19481.1948
H31.10162.12421.75131.75132.85102.8510
H41.08952.24641.75131.78593.28652.6719
H51.08952.24641.75131.78592.67193.2865
H62.40511.19482.85103.28652.67192.0504
H72.40511.19482.85102.67193.28652.0504

picture of methylborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H6 120.859 C1 B2 H7 120.859
B2 C1 H3 104.417 B2 C1 H4 114.600
B2 C1 H5 114.600 H3 C1 H4 106.121
H3 C1 H5 106.121 H4 C1 H5 110.085
H6 B2 H7 118.203
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability