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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-186.968315
Energy at 298.15K-186.973352
HF Energy-186.968315
Nuclear repulsion energy104.123208
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 HF/6-31G(2df,p)
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' 3745 3392 5.24      
2 A' 3222 2917 14.75      
3 A' 2595 2350 4.89      
4 A' 1804 1634 27.61      
5 A' 1598 1447 4.10      
6 A' 1490 1349 19.64      
7 A' 1194 1081 14.92      
8 A' 1003 908 186.89      
9 A' 893 809 41.51      
10 A' 630 570 8.25      
11 A' 245 222 17.51      
12 A" 3830 3468 11.13      
13 A" 3265 2957 7.33      
14 A" 1501 1359 0.03      
15 A" 1293 1171 0.00      
16 A" 969 878 0.00      
17 A" 438 396 2.74      
18 A" 296 268 61.45      

Unscaled Zero Point Vibrational Energy (zpe) 15004.6 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 13586.7 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 HF/6-31G(2df,p)
ABC
1.03926 0.16028 0.14569

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.440 0.725 0.000
C2 0.000 0.823 0.000
C3 0.715 -0.479 0.000
N4 1.239 -1.481 0.000
H5 -1.768 0.236 0.807
H6 -1.768 0.236 -0.807
H7 0.325 1.378 0.871
H8 0.325 1.378 -0.871

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.44312.46833.46950.99910.99912.07412.0741
C21.44311.48542.61552.03052.03051.08301.0830
C32.46831.48541.13032.70732.70732.08772.0877
N43.46952.61551.13033.55513.55513.12483.1248
H50.99912.03052.70733.55511.61382.38602.9163
H60.99912.03052.70733.55511.61382.91632.3860
H72.07411.08302.08773.12482.38602.91631.7425
H82.07411.08302.08773.12482.91632.38601.7425

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.877 N1 C2 H7 109.557
N1 C2 H8 109.557 C2 N1 H5 111.186
C2 N1 H6 111.186 C2 C3 N4 178.807
C3 C2 H7 107.720 C3 C2 H8 107.720
H5 N1 H6 107.731 H7 C2 H8 107.115
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.618      
2 C -0.211      
3 C 0.104      
4 N -0.216      
5 H 0.283      
6 H 0.283      
7 H 0.187      
8 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.705 2.210 0.000 2.791
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.082 6.955 0.000
y 6.955 -29.635 0.000
z 0.000 0.000 -21.410
Traceless
 xyz
x -0.559 6.955 0.000
y 6.955 -5.890 0.000
z 0.000 0.000 6.449
Polar
3z2-r212.898
x2-y23.554
xy6.955
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.589 -0.797 0.000
y -0.797 4.962 0.000
z 0.000 0.000 3.674


<r2> (average value of r2) Å2
<r2> 82.033
(<r2>)1/2 9.057