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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: B3LYP/6-31G*

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/6-31G*
 hartrees
Energy at 0K-149.999247
Energy at 298.15K-150.004611
Nuclear repulsion energy71.935638
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/6-31G*
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 3674 3528 19.34      
2 A 3556 3415 16.36      
3 A 3490 3352 0.36      
4 A 3055 2933 67.61      
5 A 1760 1690 250.76      
6 A 1651 1585 30.72      
7 A 1435 1378 30.84      
8 A 1351 1298 23.68      
9 A 1125 1080 94.56      
10 A 1107 1063 25.71      
11 A 1052 1010 3.10      
12 A 811 779 25.47      
13 A 609 584 269.22      
14 A 554 532 20.29      
15 A 414 398 130.31      

Unscaled Zero Point Vibrational Energy (zpe) 12821.2 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 12312.2 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/6-31G*
ABC
2.20815 0.35849 0.31052

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.124 0.395 -0.003
N2 1.141 -0.147 -0.076
N3 -1.173 -0.334 0.018
H4 -0.110 1.493 -0.014
H5 1.899 0.393 0.319
H6 1.185 -1.141 0.116
H7 -2.007 0.253 -0.003

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.37811.27721.09902.04882.02111.8886
N21.37812.32362.06351.01071.01373.1747
N31.27722.32362.11443.17142.49371.0204
H41.09902.06352.11442.31482.93812.2671
H52.04881.01073.17142.31481.70453.9225
H62.02111.01372.49372.93811.70453.4851
H71.88863.17471.02042.26713.92253.4851

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 117.288 C1 N2 H6 114.487
C1 N3 H7 110.067 N2 C1 N3 122.062
N2 C1 H4 112.342 N3 C1 H4 125.536
H5 N2 H6 114.691
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.212      
2 N -0.692      
3 N -0.580      
4 H 0.120      
5 H 0.324      
6 H 0.333      
7 H 0.284      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.684 1.724 0.909 2.576
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.049 -2.702 1.877
y -2.702 -17.204 -0.029
z 1.877 -0.029 -20.080
Traceless
 xyz
x 3.593 -2.702 1.877
y -2.702 0.361 -0.029
z 1.877 -0.029 -3.954
Polar
3z2-r2-7.907
x2-y22.155
xy-2.702
xz1.877
yz-0.029


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.461 0.203 0.047
y 0.203 3.617 0.002
z 0.047 0.002 1.671


<r2> (average value of r2) Å2
<r2> 44.560
(<r2>)1/2 6.675