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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: B3PW91/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-149.957402
Energy at 298.15K-149.962758
Nuclear repulsion energy71.952392
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-pVDZ
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 3691 3562 27.68      
2 A 3559 3435 17.75      
3 A 3506 3383 1.07      
4 A 3034 2928 67.64      
5 A 1761 1700 248.99      
6 A 1597 1541 33.09      
7 A 1408 1359 25.34      
8 A 1332 1286 21.80      
9 A 1116 1077 113.99      
10 A 1099 1061 4.10      
11 A 1046 1009 1.11      
12 A 807 779 26.85      
13 A 594 574 192.25      
14 A 549 530 25.98      
15 A 403 389 130.95      

Unscaled Zero Point Vibrational Energy (zpe) 12751.7 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 12305.4 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-pVDZ
ABC
2.19897 0.35961 0.31122

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.123 0.393 -0.003
N2 1.139 -0.147 -0.077
N3 -1.172 -0.335 0.017
H4 -0.108 1.500 -0.011
H5 1.896 0.397 0.320
H6 1.183 -1.142 0.124
H7 -2.003 0.262 -0.000

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.37471.27691.10712.04422.02001.8841
N21.37472.32022.06691.01261.01623.1690
N31.27692.32022.12143.16792.49191.0234
H41.10712.06692.12142.31112.94412.2632
H52.04421.01263.16792.31111.70703.9136
H62.02001.01622.49192.94411.70703.4840
H71.88413.16901.02342.26323.91363.4840

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 116.987 C1 N2 H6 114.476
C1 N3 H7 109.490 N2 C1 N3 122.051
N2 C1 H4 112.329 N3 C1 H4 125.561
H5 N2 H6 114.571
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.046      
2 N -0.133      
3 N -0.241      
4 H 0.017      
5 H 0.108      
6 H 0.111      
7 H 0.092      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.733 1.611 0.815 2.502
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.970 -2.550 1.688
y -2.550 -17.107 -0.027
z 1.688 -0.027 -19.848
Traceless
 xyz
x 3.508 -2.550 1.688
y -2.550 0.302 -0.027
z 1.688 -0.027 -3.810
Polar
3z2-r2-7.620
x2-y22.137
xy-2.550
xz1.688
yz-0.027


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.444 0.172 0.056
y 0.172 3.734 -0.009
z 0.056 -0.009 1.924


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