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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-150.008825
Energy at 298.15K-150.014121
Nuclear repulsion energy72.354102
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 B3PW91/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 3724 3581 33.68      
2 A 3593 3455 24.26      
3 A 3539 3403 4.19      
4 A 3037 2920 60.25      
5 A 1742 1675 284.21      
6 A 1618 1556 31.42      
7 A 1409 1355 27.44      
8 A 1332 1281 28.28      
9 A 1112 1069 124.54      
10 A 1091 1049 3.96      
11 A 1049 1009 0.42      
12 A 803 772 41.62      
13 A 573 551 89.95      
14 A 533 513 52.52      
15 A 365 351 180.06      

Unscaled Zero Point Vibrational Energy (zpe) 12760.3 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 12270.3 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 B3PW91/cc-pVTZ
ABC
2.25513 0.36217 0.31339

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.122 0.390 -0.001
N2 1.132 -0.147 -0.061
N3 -1.169 -0.331 0.013
H4 -0.115 1.485 -0.007
H5 1.908 0.411 0.244
H6 1.200 -1.138 0.106
H7 -2.000 0.250 0.003

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.36571.27041.09582.04532.02341.8825
N21.36572.30902.05481.00351.00723.1574
N31.27042.30902.10003.17322.50411.0141
H41.09582.05482.10002.30402.93672.2537
H52.04531.00353.17322.30401.70913.9184
H62.02341.00722.50412.93671.70913.4894
H71.88253.15741.01412.25373.91843.4894

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 118.574 C1 N2 H6 116.207
C1 N3 H7 110.476 N2 C1 N3 122.271
N2 C1 H4 112.730 N3 C1 H4 124.960
H5 N2 H6 116.418
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.038      
2 N -0.207      
3 N -0.315      
4 H 0.051      
5 H 0.147      
6 H 0.154      
7 H 0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.917 1.734 0.650 2.666
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.053 -2.676 1.382
y -2.676 -17.264 -0.033
z 1.382 -0.033 -20.398
Traceless
 xyz
x 3.778 -2.676 1.382
y -2.676 0.462 -0.033
z 1.382 -0.033 -4.240
Polar
3z2-r2-8.480
x2-y22.211
xy-2.676
xz1.382
yz-0.033


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.856 0.213 0.016
y 0.213 4.151 -0.008
z 0.016 -0.008 2.677


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000