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return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for (methyleneaminomethylene)

using model chemistry: LSDA/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/TZVP
 hartrees
Energy at 0K-131.975651
Energy at 298.15K-131.978124
HF Energy-131.975651
Nuclear repulsion energy61.269289
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 LSDA/TZVP
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' 3084 3048 8.07      
2 A' 3069 3034 0.74      
3 A' 2066 2042 257.02      
4 A' 1430 1413 7.55      
5 A' 1227 1213 6.99      
6 A' 835 825 333.24      
7 A' 655 648 102.43      
8 A' 489 484 33.48      
9 A" 3188 3151 0.25      
10 A" 1083 1071 2.47      
11 A" 916 906 12.17      
12 A" 375 370 4.73      

Unscaled Zero Point Vibrational Energy (zpe) 9208.2 cm-1
Scaled (by 0.9884) Zero Point Vibrational Energy (zpe) 9101.4 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 LSDA/TZVP
ABC
6.60518 0.35526 0.34734

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.085 -1.171 0.000
N2 0.000 0.100 0.000
C3 -0.223 1.287 0.000
H4 0.115 -1.707 0.949
H5 0.115 -1.707 -0.949
H6 0.596 2.019 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6
C11.27402.47711.09061.09063.2305
N21.27401.20752.04462.04462.0091
C32.47711.20753.15893.15891.0981
H41.09062.04463.15891.89873.8748
H51.09062.04463.15891.89873.8748
H63.23052.00911.09813.87483.8748

picture of methyleneaminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 C3 173.197 N2 C1 H4 119.483
N2 C1 H5 119.483 N2 C3 H6 121.177
H4 C1 H5 121.030
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.319      
2 N 0.002      
3 C -0.200      
4 H 0.175      
5 H 0.175      
6 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.382 -0.767 0.000 1.580
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.736 2.674 0.000
y 2.674 -16.656 0.000
z 0.000 0.000 -17.309
Traceless
 xyz
x -3.754 2.674 0.000
y 2.674 2.366 0.000
z 0.000 0.000 1.387
Polar
3z2-r22.775
x2-y2-4.080
xy2.674
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.297 -0.849 0.000
y -0.849 9.766 0.000
z 0.000 0.000 3.093


<r2> (average value of r2) Å2
<r2> 42.051
(<r2>)1/2 6.485