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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: B3LYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/STO-3G
 hartrees
Energy at 0K-148.032969
Energy at 298.15K-148.038172
Nuclear repulsion energy69.720902
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 B3LYP/STO-3G
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 3786 3379 0.28      
2 A 3584 3198 4.46      
3 A 3476 3102 13.15      
4 A 3324 2967 2.04      
5 A 1806 1611 70.46      
6 A 1739 1552 27.38      
7 A 1472 1313 21.17      
8 A 1393 1243 4.21      
9 A 1197 1068 46.30      
10 A 1134 1012 10.12      
11 A 1073 958 0.36      
12 A 800 714 14.53      
13 A 692 618 302.72      
14 A 534 476 4.37      
15 A 403 360 82.68      

Unscaled Zero Point Vibrational Energy (zpe) 13206.6 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 11785.6 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 B3LYP/STO-3G
ABC
1.96515 0.34207 0.29546

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.134 0.423 -0.000
N2 1.181 -0.148 -0.110
N3 -1.194 -0.362 0.023
H4 -0.114 1.534 -0.025
H5 1.884 0.361 0.479
H6 1.162 -1.162 0.162
H7 -2.037 0.302 -0.005

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.43781.31901.11132.07562.05431.9068
N21.43782.38762.12431.05021.05023.2507
N31.31902.38762.18263.19472.49181.0736
H41.11132.12432.18262.37102.98882.2843
H52.07561.05023.19472.37101.71583.9517
H62.05431.05022.49182.98881.71583.5222
H71.90683.25071.07362.28433.95173.5222

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 112.141 C1 N2 H6 110.349
C1 N3 H7 105.214 N2 C1 N3 119.952
N2 C1 H4 112.261 N3 C1 H4 127.606
H5 N2 H6 109.552
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.084      
2 N -0.363      
3 N -0.317      
4 H 0.071      
5 H 0.185      
6 H 0.196      
7 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.082 1.494 1.230 2.217
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.398 -2.549 2.285
y -2.549 -16.171 -0.108
z 2.285 -0.108 -17.944
Traceless
 xyz
x 1.659 -2.549 2.285
y -2.549 0.500 -0.108
z 2.285 -0.108 -2.159
Polar
3z2-r2-4.318
x2-y20.773
xy-2.549
xz2.285
yz-0.108


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.924 0.063 0.124
y 0.063 2.059 0.032
z 0.124 0.032 0.609


<r2> (average value of r2) Å2
<r2> 45.629
(<r2>)1/2 6.755