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All results from a given calculation for CH3NO3 (Methyl nitrate)

using model chemistry: B3LYP/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-320.317034
Energy at 298.15K-320.322722
Nuclear repulsion energy188.369399
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 B3LYP/6-311+G(3df,2p)
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' 3150 3047 3.88      
2 A' 3052 2952 14.87      
3 A' 1711 1654 443.26      
4 A' 1501 1452 8.79      
5 A' 1465 1417 19.19      
6 A' 1327 1283 207.95      
7 A' 1195 1155 1.67      
8 A' 1019 985 88.21      
9 A' 869 840 177.31      
10 A' 667 645 31.26      
11 A' 575 556 5.52      
12 A' 339 328 2.82      
13 A" 3134 3031 12.23      
14 A" 1478 1429 10.84      
15 A" 1173 1134 0.74      
16 A" 783 757 12.17      
17 A" 202 196 0.90      
18 A" 143 138 1.89      

Unscaled Zero Point Vibrational Energy (zpe) 11891.4 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 11499.0 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 B3LYP/6-311+G(3df,2p)
ABC
0.39664 0.15630 0.11456

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.624 0.000
O2 -1.203 0.566 0.000
O3 0.722 1.577 0.000
O4 0.707 -0.600 0.000
C5 -0.142 -1.759 0.000
H6 0.563 -2.586 0.000
H7 -0.763 -1.786 0.892
H8 -0.763 -1.786 -0.892

Atom - Atom Distances (Å)
  N1 O2 O3 O4 C5 H6 H7 H8
N11.20491.19601.41392.38663.25842.68042.6804
O21.20492.17522.23872.55563.61292.55362.5536
O31.19602.17522.17733.44564.16563.78293.7829
O41.41392.23872.17731.43611.99052.08882.0888
C52.38662.55563.44561.43611.08651.08751.0875
H63.25843.61294.16561.99051.08651.78711.7871
H72.68042.55363.78292.08881.08751.78711.7844
H82.68042.55363.78292.08881.08751.78711.7844

picture of Methyl nitrate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O4 C5 113.737 O2 N1 O3 129.919
O2 N1 O4 117.267 O3 N1 O4 112.814
O4 C5 H6 103.326 O4 C5 H7 110.973
O4 C5 H8 110.973 H6 C5 H7 110.575
H6 C5 H8 110.575 H7 C5 H8 110.245
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.884      
2 O -0.443      
3 O -0.443      
4 O -0.473      
5 C 0.002      
6 H 0.151      
7 H 0.160      
8 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.439 -3.167 0.000 3.197
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.710 0.354 0.000
y 0.354 7.226 0.000
z 0.000 0.000 3.862


<r2> (average value of r2) Å2
<r2> 100.505
(<r2>)1/2 10.025