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

using model chemistry: TPSSh/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/cc-pVTZ
 hartrees
Energy at 0K-133.997740
Energy at 298.15K-134.003258
HF Energy-133.997740
Nuclear repulsion energy72.200839
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 TPSSh/cc-pVTZ
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' 3121 3022 33.53      
2 A' 3061 2964 27.31      
3 A' 2973 2879 82.28      
4 A' 2961 2867 46.39      
5 A' 1726 1671 16.77      
6 A' 1513 1465 21.54      
7 A' 1483 1436 0.84      
8 A' 1434 1389 3.22      
9 A' 1239 1199 18.25      
10 A' 1120 1085 0.29      
11 A' 958 928 13.51      
12 A' 463 449 5.64      
13 A" 3080 2983 18.16      
14 A" 1486 1439 4.15      
15 A" 1143 1107 0.95      
16 A" 1061 1027 19.19      
17 A" 696 673 1.10      
18 A" 223 216 7.50      

Unscaled Zero Point Vibrational Energy (zpe) 14870.2 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 14398.8 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 TPSSh/cc-pVTZ
ABC
1.77314 0.35679 0.31425

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.071 -0.414 0.000
N2 0.000 0.547 0.000
C3 1.186 0.119 0.000
H4 -0.747 -1.468 0.000
H5 -1.700 -0.241 0.878
H6 -1.700 -0.241 -0.878
H7 1.454 -0.947 0.000
H8 2.008 0.835 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 H7 H8
C11.43882.31911.10281.09371.09372.58143.3224
N21.43881.26032.14832.06942.06942.08472.0281
C32.31911.26032.50053.03803.03801.09961.0897
H41.10282.14832.50051.78461.78462.26183.5898
H51.09372.06943.03801.78461.75583.34983.9594
H61.09372.06943.03801.78461.75583.34983.9594
H72.58142.08471.09962.26183.34983.34981.8655
H83.32242.02811.08973.58983.95943.95941.8655

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 118.307 N2 C1 H4 114.750
N2 C1 H5 108.837 N2 C1 H6 108.837
N2 C3 H7 123.966 N2 C3 H8 119.145
H4 C1 H5 108.673 H4 C1 H6 108.673
H5 C1 H6 106.780 H7 C3 H8 116.888
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.091      
2 N -0.179      
3 C -0.061      
4 H 0.032      
5 H 0.084      
6 H 0.084      
7 H 0.035      
8 H 0.096      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.338 -1.387 0.000 1.428
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 6.655 0.146 0.000
y 0.146 4.708 0.000
z 0.000 0.000 3.510


<r2> (average value of r2) Å2
<r2> 48.383
(<r2>)1/2 6.956