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All results from a given calculation for CH3NO2 (Methane, nitro-)

using model chemistry: CCSD=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS Os out of place 1A'
Energy calculated at CCSD=FULL/cc-pVTZ
 hartrees
Energy at 0K-244.678341
Energy at 298.15K 
HF Energy-243.759217
Nuclear repulsion energy126.127051
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 CCSD=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' 3212 3045 1.65      
2 A' 3131 2969 1.26      
3 A' 1516 1438 20.39      
4 A' 1500 1422 67.97      
5 A' 1442 1367 2.53      
6 A' 1164 1104 0.92      
7 A' 977 926 6.52      
8 A' 698 662 27.57      
9 A' 642 609 6.03      
10 A" 3240 3072 0.22      
11 A" 1714 1625 350.62      
12 A" 1501 1423 37.06      
13 A" 1131 1072 14.74      
14 A" 493 468 0.82      
15 A" 52i 49i 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11155.0 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 10576.0 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 CCSD=FULL/cc-pVTZ
ABC
0.41770 0.35949 0.20046

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 -1.308 0.000
N2 -0.009 0.172 0.000
H3 1.039 -1.614 0.000
H4 -0.492 -1.645 0.899
H5 -0.492 -1.645 -0.899
O6 0.001 0.722 -1.078
O7 0.001 0.722 1.078

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.48091.08281.07931.07932.29842.2984
N21.48092.07142.08432.08431.20961.2096
H31.08282.07141.77641.77642.77412.7741
H41.07932.08431.77641.79883.12282.4239
H51.07932.08431.77641.79882.42393.1228
O62.29841.20962.77413.12282.42392.1553
O72.29841.20962.77412.42393.12282.1553

picture of Methane, nitro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O6 117.005 C1 N2 O7 117.005
N2 C1 H3 106.767 N2 C1 H4 107.976
N2 C1 H5 107.976 H3 C1 H4 110.493
H3 C1 H5 110.493 H4 C1 H5 112.882
O6 N2 O7 125.971
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability