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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: HF/SDD

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/SDD
 hartrees
Energy at 0K-186.884540
Energy at 298.15K-186.889429
HF Energy-186.884540
Nuclear repulsion energy103.078308
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/SDD
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' 3817 3437 8.35      
2 A' 3273 2947 24.11      
3 A' 2510 2260 3.89      
4 A' 1837 1654 44.17      
5 A' 1631 1468 12.05      
6 A' 1511 1360 8.25      
7 A' 1202 1082 40.26      
8 A' 947 853 89.16      
9 A' 663 597 145.31      
10 A' 603 543 254.81      
11 A' 252 227 14.89      
12 A" 3949 3555 21.17      
13 A" 3332 3000 13.36      
14 A" 1487 1339 0.30      
15 A" 1300 1171 2.41      
16 A" 969 872 0.77      
17 A" 427 384 3.76      
18 A" 275 248 60.59      

Unscaled Zero Point Vibrational Energy (zpe) 14991.6 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 13498.4 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/SDD
ABC
1.04648 0.15544 0.14202

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.445 0.716 0.000
C2 0.000 0.818 0.000
C3 0.720 -0.488 0.000
N4 1.271 -1.501 0.000
H5 -1.874 0.386 0.837
H6 -1.874 0.386 -0.837
H7 0.321 1.373 0.868
H8 0.321 1.373 -0.868

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.44882.47783.50590.99600.99602.07552.0755
C21.44881.49142.64402.09672.09671.08001.0800
C32.47781.49141.15272.86252.86252.09272.0927
N43.50592.64401.15273.76183.76183.14923.1492
H50.99602.09672.86253.76181.67332.40682.9495
H60.99602.09672.86253.76181.67332.94952.4068
H72.07551.08002.09273.14922.40682.94951.7369
H82.07551.08002.09273.14922.94952.40681.7369

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.850 N1 C2 H7 109.452
N1 C2 H8 109.452 C2 N1 H5 116.891
C2 N1 H6 116.891 C2 C3 N4 179.659
C3 C2 H7 107.872 C3 C2 H8 107.872
H5 N1 H6 114.292 H7 C2 H8 107.052
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.723      
2 C -0.234      
3 C -0.070      
4 N -0.092      
5 H 0.327      
6 H 0.327      
7 H 0.233      
8 H 0.233      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.914 2.413 0.000 3.080
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.207 7.328 0.000
y 7.328 -31.418 0.000
z 0.000 0.000 -21.670
Traceless
 xyz
x 0.337 7.328 0.000
y 7.328 -7.480 0.000
z 0.000 0.000 7.143
Polar
3z2-r214.286
x2-y25.211
xy7.328
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.258 -0.984 0.000
y -0.984 4.665 0.000
z 0.000 0.000 3.331


<r2> (average value of r2) Å2
<r2> 84.555
(<r2>)1/2 9.195