return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: BLYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/Def2TZVPP
 hartrees
Energy at 0K-94.581407
Energy at 298.15K-94.584299
HF Energy-94.581407
Nuclear repulsion energy32.676786
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 BLYP/Def2TZVPP
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' 3414 3414 8.60 112.27 0.58 0.73
2 A' 3208 3208 67.05 557.78 0.31 0.47
3 A' 2831 2831 109.15 179.25 0.56 0.72
4 A' 1642 1642 4.90 36.96 0.43 0.61
5 A' 1396 1396 12.86 9.01 0.42 0.59
6 A' 1342 1342 9.27 2.77 0.55 0.71
7 A' 1045 1045 29.64 21.97 0.42 0.59
8 A" 1132 1132 10.64 1.84 0.75 0.86
9 A" 785 785 139.11 1.03 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8396.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8396.8 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 BLYP/Def2TZVPP
ABC
6.76737 1.12122 0.96186

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.063 0.791 0.000
N2 0.063 -0.525 0.000
H3 -1.006 1.103 0.000
H4 -0.760 -1.146 0.000
H5 0.950 -1.028 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.31541.11372.10432.0235
N21.31541.94751.03101.0202
H31.11371.94752.26302.8929
H42.10431.03102.26301.7141
H52.02351.02022.89291.7141

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 127.073 C1 N2 H5 119.552
N2 C1 H3 106.302 H4 N2 H5 113.375
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.276      
2 N -0.128      
3 H 0.075      
4 H 0.136      
5 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.256 -3.231 0.000 3.467
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.441 -2.325 0.000
y -2.325 -13.932 0.000
z 0.000 0.000 -14.042
Traceless
 xyz
x 1.546 -2.325 0.000
y -2.325 -0.690 0.000
z 0.000 0.000 -0.856
Polar
3z2-r2-1.713
x2-y21.491
xy-2.325
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.597 0.023 0.000
y 0.023 4.761 0.000
z 0.000 0.000 2.433


<r2> (average value of r2) Å2
<r2> 20.224
(<r2>)1/2 4.497