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All results from a given calculation for C3H3N (acrylonitrile)

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-170.717163
Energy at 298.15K-170.719457
HF Energy-170.717163
Nuclear repulsion energy 
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 B97D3/6-31G*
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' 3219 3156 5.49      
2 A' 3133 3071 2.68      
3 A' 3125 3063 2.30      
4 A' 2266 2221 5.18      
5 A' 1648 1616 0.71      
6 A' 1432 1404 4.38      
7 A' 1304 1278 0.17      
8 A' 1096 1074 3.02      
9 A' 875 858 0.89      
10 A' 564 553 0.01      
11 A' 228 223 2.44      
12 A" 978 959 24.41      
13 A" 934 915 28.43      
14 A" 690 677 10.79      
15 A" 341 335 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 10916.0 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 10702.0 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 B97D3/6-31G*
ABC
1.67104 0.16319 0.14867

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.582 -0.531 0.000
N2 -1.080 -1.593 0.000
C3 0.000 0.776 0.000
H4 -0.703 1.612 0.000
C5 1.330 0.985 0.000
H6 2.040 0.159 0.000
H7 1.733 1.998 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 H7
C11.17361.43022.14602.44032.71123.4280
N21.17362.60373.22733.53003.57884.5617
C31.43022.60371.09211.34682.13152.1204
H42.14603.22731.09212.12733.10392.4659
C52.44033.53001.34682.12731.08961.0894
H62.71123.57882.13153.10391.08961.8644
H73.42804.56172.12042.46591.08941.8644

picture of acrylonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 115.550 C1 C3 C5 122.689
N2 C1 C3 178.767 C3 C5 H6 121.940
C3 C5 H7 120.779 H4 C3 C5 121.761
H6 C5 H7 117.281
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.322      
2 N -0.459      
3 C -0.120      
4 H 0.193      
5 C -0.298      
6 H 0.185      
7 H 0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.926 3.302 0.000 3.823
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.950 -2.670 0.000
y -2.670 -25.045 0.000
z 0.000 0.000 -24.128
Traceless
 xyz
x 2.636 -2.670 0.000
y -2.670 -2.006 0.000
z 0.000 0.000 -0.631
Polar
3z2-r2-1.261
x2-y23.095
xy-2.670
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.429 2.141 0.000
y 2.141 6.572 0.000
z 0.000 0.000 2.192


<r2> (average value of r2) Å2
<r2> 78.796
(<r2>)1/2 8.877