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All results from a given calculation for CH2NCH3 (N-methylmethanimine)

using model chemistry: HF/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/aug-cc-pVDZ
 hartrees
Energy at 0K-133.080618
Energy at 298.15K-133.086261
HF Energy-133.080618
Nuclear repulsion energy72.588661
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 HF/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3310 3014 32.75      
2 A' 3224 2935 42.65      
3 A' 3182 2897 52.56      
4 A' 3136 2856 58.80      
5 A' 1902 1732 31.57      
6 A' 1614 1470 27.59      
7 A' 1582 1441 0.77      
8 A' 1546 1408 4.05      
9 A' 1348 1228 21.97      
10 A' 1206 1098 0.68      
11 A' 1049 955 14.69      
12 A' 514 468 6.72      
13 A" 3243 2953 27.91      
14 A" 1576 1435 5.42      
15 A" 1236 1125 1.24      
16 A" 1187 1081 23.67      
17 A" 740 674 0.80      
18 A" 219 199 8.79      

Unscaled Zero Point Vibrational Energy (zpe) 15907.0 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 14485.0 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 HF/aug-cc-pVDZ
ABC
1.82102 0.35799 0.31665

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.070 -0.427 0.000
N2 0.000 0.546 0.000
C3 1.180 0.135 0.000
H4 -0.715 -1.463 0.000
H5 -1.694 -0.265 0.878
H6 -1.694 -0.265 -0.878
H7 1.447 -0.925 0.000
H8 1.996 0.850 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 H7 H8
C11.44612.31921.09511.08971.08972.56563.3215
N21.44611.24952.13212.07352.07352.06312.0192
C32.31921.24952.47883.03223.03221.09301.0851
H41.09512.13212.47881.77941.77942.22763.5637
H51.08972.07353.03221.77941.75643.32793.9541
H61.08972.07353.03221.77941.75643.32793.9541
H72.56562.06311.09302.22763.32793.32791.8583
H83.32152.01921.08513.56373.95413.95411.8583

picture of N-methylmethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 C3 118.531 N2 C1 H4 113.352
N2 C1 H5 108.897 N2 C1 H6 108.897
N2 C3 H7 123.316 N2 C3 H8 119.569
H4 C1 H5 109.065 H4 C1 H6 109.065
H5 C1 H6 107.394 H7 C3 H8 117.116
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.702      
2 N -0.597      
3 C 0.609      
4 H -0.122      
5 H -0.108      
6 H -0.108      
7 H -0.162      
8 H -0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.581 -1.629 0.000 1.729
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.359 0.613 0.000
y 0.613 -21.229 0.000
z 0.000 0.000 -20.109
Traceless
 xyz
x 4.310 0.613 0.000
y 0.613 -2.995 0.000
z 0.000 0.000 -1.315
Polar
3z2-r2-2.630
x2-y24.870
xy0.613
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.615 0.068 0.000
y 0.068 4.656 0.000
z 0.000 0.000 3.875


<r2> (average value of r2) Å2
<r2> 48.259
(<r2>)1/2 6.947