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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: MP4=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4=FULL/3-21G
 hartrees
Energy at 0K-186.339393
Energy at 298.15K-186.344263
HF Energy-185.892465
Nuclear repulsion energy101.257866
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 MP4=FULL/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3382 3310        
2 A' 3060 2995        
3 A' 2139 2094        
4 A' 1746 1709        
5 A' 1542 1509        
6 A' 1390 1361        
7 A' 1090 1067        
8 A' 858 840        
9 A' 774 758        
10 A' 575 563        
11 A' 223 219        
12 A" 3481 3407        
13 A" 3102 3037        
14 A" 1412 1382        
15 A" 1246 1220        
16 A" 902 883        
17 A" 432 423        
18 A" 304 298        

Unscaled Zero Point Vibrational Energy (zpe) 13829.7 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 13536.5 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 MP4=FULL/3-21G
ABC
0.96656 0.15302 0.13863

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.491 0.711 0.000
C2 0.000 0.843 0.000
C3 0.746 -0.454 0.000
N4 1.286 -1.510 0.000
H5 -1.812 0.211 0.837
H6 -1.812 0.211 -0.837
H7 0.293 1.421 0.887
H8 0.293 1.421 -0.887

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.49732.52283.55591.02651.02652.11532.1153
C21.49731.49722.68202.09382.09381.09831.0983
C32.52281.49721.18562.77272.77272.12372.1237
N43.55592.68201.18563.64123.64123.21963.2196
H51.02652.09382.77273.64121.67482.42802.9778
H61.02652.09382.77273.64121.67482.97782.4280
H72.11531.09832.12373.21962.42802.97781.7746
H82.11531.09832.12373.21962.97782.42801.7746

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.810 N1 C2 H7 108.180
N1 C2 H8 108.180 C2 N1 H5 110.740
C2 N1 H6 110.740 C2 C3 N4 177.161
C3 C2 H7 108.843 C3 C2 H8 108.843
H5 N1 H6 109.334 H7 C2 H8 107.772
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability