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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: LSDA/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 LSDA/6-31G*
 hartrees
Energy at 0K-187.052446
Energy at 298.15K-187.057217
HF Energy-187.052446
Nuclear repulsion energy103.407798
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/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' 3425 3361 2.76      
2 A' 2992 2936 7.72      
3 A' 2311 2268 5.26      
4 A' 1640 1609 30.12      
5 A' 1415 1389 12.91      
6 A' 1320 1295 4.29      
7 A' 1137 1116 11.02      
8 A' 931 914 76.27      
9 A' 839 824 156.26      
10 A' 565 554 12.02      
11 A' 205 202 10.41      
12 A" 3516 3450 7.11      
13 A" 3035 2978 1.20      
14 A" 1346 1320 0.07      
15 A" 1159 1138 0.21      
16 A" 869 853 0.31      
17 A" 407 399 21.59      
18 A" 272 267 52.96      

Unscaled Zero Point Vibrational Energy (zpe) 13692.6 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 13436.5 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 LSDA/6-31G*
ABC
0.98876 0.16198 0.14625

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.438 0.705 0.000
C2 0.000 0.829 0.000
C3 0.725 -0.440 0.000
N4 1.226 -1.495 0.000
H5 -1.749 0.179 0.823
H6 -1.749 0.179 -0.823
H7 0.317 1.419 0.881
H8 0.317 1.419 -0.881

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.44312.44713.45441.02551.02552.08902.0890
C21.44311.46102.62682.03972.03971.10631.1063
C32.44711.46101.16772.68022.68022.09642.0964
N43.45442.62681.16773.51143.51143.17623.1762
H51.02552.03972.68023.51141.64652.41042.9512
H61.02552.03972.68023.51141.64652.95122.4104
H72.08901.10632.09643.17622.41042.95121.7611
H82.08901.10632.09643.17622.95122.41041.7611

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.842 N1 C2 H7 109.342
N1 C2 H8 109.342 C2 N1 H5 110.285
C2 N1 H6 110.285 C2 C3 N4 175.625
C3 C2 H7 108.705 C3 C2 H8 108.705
H5 N1 H6 106.799 H7 C2 H8 105.489
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.690      
2 C -0.340      
3 C 0.321      
4 N -0.432      
5 H 0.336      
6 H 0.336      
7 H 0.234      
8 H 0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.619 1.904 0.000 2.499
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.759 6.892 0.000
y 6.892 -29.213 0.000
z 0.000 0.000 -21.323
Traceless
 xyz
x -0.492 6.892 0.000
y 6.892 -5.672 0.000
z 0.000 0.000 6.164
Polar
3z2-r212.327
x2-y23.453
xy6.892
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.875 -1.038 0.000
y -1.038 5.324 0.000
z 0.000 0.000 3.621


<r2> (average value of r2) Å2
<r2> 81.740
(<r2>)1/2 9.041