return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3BO (Borane, methyloxo-)

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-139.631586
Energy at 298.15K-139.634116
HF Energy-139.223277
Nuclear repulsion energy53.924872
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 QCISD/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3086 2939 0.15      
2 A1 2028 1931 125.86      
3 A1 1404 1337 17.90      
4 A1 824 784 0.10      
5 E 3170 3019 2.33      
5 E 3170 3019 2.33      
6 E 1516 1444 7.32      
6 E 1516 1444 7.32      
7 E 955 909 24.33      
7 E 955 909 24.33      
8 E 355 338 10.98      
8 E 355 338 10.98      

Unscaled Zero Point Vibrational Energy (zpe) 9666.6 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 9205.5 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 QCISD/6-31G*
ABC
5.29684 0.26095 0.26095

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.303
B2 0.000 0.000 0.242
O3 0.000 0.000 1.459
H4 0.000 1.026 -1.687
H5 0.889 -0.513 -1.687
H6 -0.889 -0.513 -1.687

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.54502.76211.09531.09531.0953
B21.54501.21712.18442.18442.1844
O32.76211.21713.30863.30863.3086
H41.09532.18443.30861.77701.7770
H51.09532.18443.30861.77701.7770
H61.09532.18443.30861.77701.7770

picture of Borane, methyloxo- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 O3 180.000 B2 C1 H4 110.493
B2 C1 H5 110.493 B2 C1 H6 110.493
H4 C1 H5 108.431 H4 C1 H6 108.431
H5 C1 H6 108.431
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability