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

using model chemistry: B2PLYP=FULL/TZVP

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 B2PLYP=FULL/TZVP
 hartrees
Energy at 0K-244.915524
Energy at 298.15K 
HF Energy-244.644359
Nuclear repulsion energy124.545474
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=FULL/TZVP
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' 3207 3060 1.94      
2 A' 3109 2967 1.29      
3 A' 1496 1428 12.61      
4 A' 1439 1373 0.22      
5 A' 1383 1320 80.94      
6 A' 1151 1099 0.25      
7 A' 923 880 8.57      
8 A' 664 633 19.59      
9 A' 603 576 4.65      
10 A" 3235 3087 0.21      
11 A" 1601 1528 230.09      
12 A" 1485 1417 52.80      
13 A" 1127 1076 12.31      
14 A" 483 461 0.65      
15 A" 17 17 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 10962.0 cm-1
Scaled (by 0.9542) Zero Point Vibrational Energy (zpe) 10460.0 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 B2PLYP=FULL/TZVP
ABC
0.40757 0.35007 0.19527

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 -1.327 0.000
N2 -0.012 0.171 0.000
H3 1.045 -1.630 0.000
H4 -0.494 -1.664 0.902
H5 -0.494 -1.664 -0.902
O6 0.001 0.732 -1.092
O7 0.001 0.732 1.092

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.49811.08661.08321.08322.33072.3307
N21.49812.08812.10162.10161.22761.2276
H31.08662.08811.78391.78392.80372.8037
H41.08322.10161.78391.80483.15702.4548
H51.08322.10161.78391.80482.45483.1570
O62.33071.22762.80373.15702.45482.1834
O72.33071.22762.80372.45483.15702.1834

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 117.195 C1 N2 O7 117.195
N2 C1 H3 106.692 N2 C1 H4 107.928
N2 C1 H5 107.928 H3 C1 H4 110.601
H3 C1 H5 110.601 H4 C1 H5 112.829
O6 N2 O7 125.581
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability