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 H2CNCH (methyleneaminomethylene)

using model chemistry: BLYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-132.641797
Energy at 298.15K-132.644239
HF Energy-132.641797
Nuclear repulsion energy60.421064
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/6-31+G**
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' 3079 3063 1.15      
2 A' 3010 2994 11.42      
3 A' 1952 1942 203.08      
4 A' 1454 1446 4.26      
5 A' 1187 1181 7.13      
6 A' 909 904 319.88      
7 A' 657 654 99.74      
8 A' 465 463 27.69      
9 A" 3182 3165 2.47      
10 A" 1108 1103 6.16      
11 A" 926 922 10.75      
12 A" 350 348 5.16      

Unscaled Zero Point Vibrational Energy (zpe) 9140.1 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 9091.7 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/6-31+G**
ABC
6.44687 0.34468 0.33762

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.162 -1.181 0.000
N2 0.000 0.102 0.000
C3 -0.317 1.293 0.000
H4 0.222 -1.715 0.950
H5 0.222 -1.715 -0.950
H6 0.488 2.047 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6
C11.29352.52051.09121.09123.2450
N21.29351.23272.06252.06252.0054
C32.52051.23273.20063.20061.1028
H41.09122.06253.20061.89963.8896
H51.09122.06253.20061.89963.8896
H63.24502.00541.10283.88963.8896

picture of methyleneaminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 C3 172.281 N2 C1 H4 119.494
N2 C1 H5 119.494 N2 C3 H6 118.231
H4 C1 H5 121.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.316      
2 N 0.044      
3 C -0.169      
4 H 0.151      
5 H 0.151      
6 H 0.140      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.472 -0.894 0.000 1.722
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.414 2.561 0.000
y 2.561 -17.086 0.000
z 0.000 0.000 -17.616
Traceless
 xyz
x -4.063 2.561 0.000
y 2.561 2.430 0.000
z 0.000 0.000 1.634
Polar
3z2-r23.268
x2-y2-4.329
xy2.561
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.815 -1.487 0.000
y -1.487 10.139 0.000
z 0.000 0.000 3.177


<r2> (average value of r2) Å2
<r2> 43.140
(<r2>)1/2 6.568