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

using model chemistry: M06-2X/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/3-21G*
 hartrees
Energy at 0K-318.232817
Energy at 298.15K-318.238578
HF Energy-318.232817
Nuclear repulsion energy183.474936
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 M06-2X/3-21G*
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' 3220 3050 1.65      
2 A' 3122 2958 3.14      
3 A' 1583 1499 15.20      
4 A' 1511 1432 96.80      
5 A' 1494 1415 119.18      
6 A' 1193 1130 189.00      
7 A' 1180 1118 23.19      
8 A' 1034 980 80.76      
9 A' 868 822 58.19      
10 A' 653 619 0.70      
11 A' 555 525 5.80      
12 A' 359 340 5.36      
13 A" 3247 3076 8.77      
14 A" 1551 1469 13.00      
15 A" 1189 1127 0.24      
16 A" 701 664 21.62      
17 A" 278 263 0.68      
18 A" 159 150 4.03      

Unscaled Zero Point Vibrational Energy (zpe) 11947.8 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 11317.0 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 M06-2X/3-21G*
ABC
0.37111 0.15145 0.10980

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.626 0.000
O2 -1.252 0.503 0.000
O3 0.705 1.652 0.000
O4 0.772 -0.609 0.000
C5 -0.137 -1.767 0.000
H6 0.550 -2.612 0.000
H7 -0.763 -1.766 0.892
H8 -0.763 -1.766 -0.892

Atom - Atom Distances (Å)
  N1 O2 O3 O4 C5 H6 H7 H8
N11.25781.24451.45702.39773.28462.66472.6647
O21.25782.26902.30912.52903.59822.48642.4864
O31.24452.26902.26253.52174.26673.82523.8252
O41.45702.30912.26251.47242.01472.11852.1185
C52.39772.52903.52171.47241.08881.08941.0894
H63.28463.59824.26672.01471.08881.79841.7984
H72.66472.48643.82522.11851.08941.79841.7842
H82.66472.48643.82522.11851.08941.79841.7842

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 109.874 O2 N1 O3 130.125
O2 N1 O4 116.351 O3 N1 O4 113.523
O4 C5 H6 102.717 O4 C5 H7 110.694
O4 C5 H8 110.694 H6 C5 H7 111.309
H6 C5 H8 111.309 H7 C5 H8 109.946
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.543      
2 O -0.298      
3 O -0.270      
4 O -0.341      
5 C -0.346      
6 H 0.242      
7 H 0.235      
8 H 0.235      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.580 -3.137 0.000 3.190
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.963 0.236 0.000
y 0.236 -25.881 0.000
z 0.000 0.000 -26.894
Traceless
 xyz
x -5.575 0.236 0.000
y 0.236 3.547 0.000
z 0.000 0.000 2.028
Polar
3z2-r24.055
x2-y2-6.082
xy0.236
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.252 0.475 0.000
y 0.475 5.594 0.000
z 0.000 0.000 2.103


<r2> (average value of r2) Å2
<r2> 103.462
(<r2>)1/2 10.172