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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: B2PLYP=FULLultrafine/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/6-31G**
 hartrees
Energy at 0K-169.638458
Energy at 298.15K 
HF Energy-169.471051
Nuclear repulsion energy70.069807
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 B2PLYP=FULLultrafine/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 A' 3200 3200 10.53      
2 A' 3078 3078 2.08      
3 A' 1616 1616 42.99      
4 A' 1490 1490 21.60      
5 A' 1404 1404 17.44      
6 A' 1171 1171 14.63      
7 A' 867 867 18.71      
8 A' 578 578 1.90      
9 A" 3173 3173 5.15      
10 A" 1495 1495 9.32      
11 A" 987 987 1.88      
12 A" 161 161 1.84      

Unscaled Zero Point Vibrational Energy (zpe) 9608.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9608.7 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 B2PLYP=FULLultrafine/6-31G**
ABC
2.00686 0.38199 0.34126

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.954 -0.561 0.000
N2 0.000 0.578 0.000
O3 1.165 0.217 0.000
H4 -0.427 -1.515 0.000
H5 -1.587 -0.447 0.881
H6 -1.587 -0.447 -0.881

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.48532.25711.08971.09151.0915
N21.48531.21992.13592.08442.0844
O32.25711.21992.35252.96522.9652
H41.08972.13592.35251.80691.8069
H51.09152.08442.96521.80691.7629
H61.09152.08442.96521.80691.7629

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 112.729 N2 C1 H4 111.162
N2 C1 H5 106.987 N2 C1 H6 106.987
H4 C1 H5 111.863 H4 C1 H6 111.863
H5 C1 H6 107.707
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability