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

using model chemistry: B97D3/6-311+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 B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-320.149021
Energy at 298.15K-320.154564
HF Energy-320.149021
Nuclear repulsion energy186.704002
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 B97D3/6-311+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' 3090 3050 6.43      
2 A' 2989 2950 20.63      
3 A' 1698 1676 388.37      
4 A' 1469 1450 8.62      
5 A' 1428 1410 14.81      
6 A' 1290 1273 207.48      
7 A' 1161 1146 0.47      
8 A' 976 963 51.95      
9 A' 812 802 167.88      
10 A' 619 611 43.60      
11 A' 517 510 38.72      
12 A' 325 321 1.39      
13 A" 3070 3030 19.38      
14 A" 1444 1425 9.41      
15 A" 1144 1129 0.52      
16 A" 746 736 9.02      
17 A" 197 195 1.27      
18 A" 139 137 1.75      

Unscaled Zero Point Vibrational Energy (zpe) 11556.1 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 11405.8 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 B97D3/6-311+G(3df,2p)
ABC
0.38864 0.15350 0.11241

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.641 0.000
O2 -1.205 0.589 0.000
O3 0.746 1.578 0.000
O4 0.715 -0.630 0.000
C5 -0.164 -1.767 0.000
H6 0.521 -2.617 0.000
H7 -0.790 -1.783 0.896
H8 -0.790 -1.783 -0.896

Atom - Atom Distances (Å)
  N1 O2 O3 O4 C5 H6 H7 H8
N11.20651.19801.45842.41353.29932.70202.7020
O21.20652.18732.27512.57643.64192.56982.5698
O31.19802.18732.20893.46714.20163.80243.8024
O41.45842.27512.20891.43731.99642.09672.0967
C52.41352.57643.46711.43731.09191.09311.0931
H63.29933.64194.20161.99641.09191.79381.7938
H72.70202.56983.80242.09671.09311.79381.7926
H82.70202.56983.80242.09671.09311.79381.7926

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 116.930 O2 N1 O3 129.862
O2 N1 O4 118.253 O3 N1 O4 111.885
O4 C5 H6 104.743 O4 C5 H7 110.720
O4 C5 H8 110.720 H6 C5 H7 110.274
H6 C5 H8 110.274 H7 C5 H8 110.007
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.850      
2 O -0.422      
3 O -0.429      
4 O -0.469      
5 C 0.102      
6 H 0.117      
7 H 0.126      
8 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.549 -2.817 0.000 2.870
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.453 0.243 0.000
y 0.243 -26.435 0.000
z 0.000 0.000 -27.133
Traceless
 xyz
x -4.669 0.243 0.000
y 0.243 2.858 0.000
z 0.000 0.000 1.811
Polar
3z2-r23.622
x2-y2-5.018
xy0.243
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.889 0.308 0.000
y 0.308 7.730 0.000
z 0.000 0.000 3.989


<r2> (average value of r2) Å2
<r2> 101.857
(<r2>)1/2 10.092