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All results from a given calculation for C3H3N (acrylonitrile)

using model chemistry: M06-2X/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/cc-pVTZ
 hartrees
Energy at 0K-170.819820
Energy at 298.15K-170.822209
HF Energy-170.819820
Nuclear repulsion energy90.576484
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 M06-2X/cc-pVTZ
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' 3256 3110 0.35      
2 A' 3192 3049 1.37      
3 A' 3161 3019 0.14      
4 A' 2396 2288 9.79      
5 A' 1708 1631 0.56      
6 A' 1449 1384 8.94      
7 A' 1319 1260 0.45      
8 A' 1111 1061 3.21      
9 A' 884 844 1.42      
10 A' 585 559 0.05      
11 A' 234 224 3.19      
12 A" 1019 973 0.02      
13 A" 1009 964 59.13      
14 A" 715 683 12.98      
15 A" 344 328 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 11190.8 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 10688.3 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 M06-2X/cc-pVTZ
ABC
1.67997 0.16749 0.15231

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.579 -0.534 0.000
N2 -1.060 -1.574 0.000
C3 0.000 0.779 0.000
H4 -0.701 1.603 0.000
C5 1.311 0.971 0.000
H6 2.006 0.143 0.000
H7 1.721 1.972 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 H7
C11.14691.43492.13982.41622.67193.4006
N21.14692.58173.19753.47953.51454.5066
C31.43492.58171.08141.32542.10462.0935
H42.13983.19751.08142.10933.07572.4500
C52.41623.47951.32542.10931.08111.0808
H62.67193.51452.10463.07571.08111.8507
H73.40064.50662.09352.45001.08081.8507

picture of acrylonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 115.795 C1 C3 C5 122.114
N2 C1 C3 178.965 C3 C5 H6 121.650
C3 C5 H7 120.591 H4 C3 C5 122.091
H6 C5 H7 117.759
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.013      
2 N -0.097      
3 C -0.097      
4 H 0.164      
5 C -0.234      
6 H 0.146      
7 H 0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.015 3.453 0.000 3.998
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.386 -2.714 0.000
y -2.714 -25.656 0.000
z 0.000 0.000 -24.865
Traceless
 xyz
x 2.874 -2.714 0.000
y -2.714 -2.030 0.000
z 0.000 0.000 -0.844
Polar
3z2-r2-1.688
x2-y23.270
xy-2.714
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.792 1.816 0.000
y 1.816 6.619 0.000
z 0.000 0.000 3.300


<r2> (average value of r2) Å2
<r2> 77.642
(<r2>)1/2 8.811