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All results from a given calculation for C3H3N (acrylonitrile)

using model chemistry: CID/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 CID/6-31G*
 hartrees
Energy at 0K-170.242063
Energy at 298.15K-170.244506
HF Energy-169.766973
Nuclear repulsion energy90.273282
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 CID/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' 3377 3120 2.64      
2 A' 3316 3063 1.03      
3 A' 3284 3034 0.47      
4 A' 2472 2284 6.49      
5 A' 1787 1651 0.52      
6 A' 1519 1403 6.20      
7 A' 1386 1281 0.63      
8 A' 1165 1076 4.26      
9 A' 917 847 1.71      
10 A' 598 553 0.09      
11 A' 246 227 3.49      
12 A" 1051 971 33.87      
13 A" 1040 961 29.67      
14 A" 734 678 12.63      
15 A" 361 333 0.80      

Unscaled Zero Point Vibrational Energy (zpe) 11627.3 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 10740.2 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 CID/6-31G*
ABC
1.67079 0.16625 0.15121

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.582 -0.532 0.000
N2 -1.063 -1.582 0.000
C3 0.000 0.784 0.000
H4 -0.696 1.610 0.000
C5 1.315 0.973 0.000
H6 2.011 0.146 0.000
H7 1.729 1.970 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 H7
C11.15431.43922.14602.42132.67983.4062
N21.15432.59343.21303.49003.52634.5178
C31.43922.59341.08091.32842.10942.0967
H42.14603.21301.08092.11013.07782.4519
C52.42133.49001.32842.11011.08031.0799
H62.67983.52632.10943.07781.08031.8454
H73.40624.51782.09672.45191.07991.8454

picture of acrylonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 116.039 C1 C3 C5 122.011
N2 C1 C3 179.185 C3 C5 H6 121.927
C3 C5 H7 120.710 H4 C3 C5 121.950
H6 C5 H7 117.363
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability