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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: PBEPBEultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31+G**
 hartrees
Energy at 0K-187.880087
Energy at 298.15K-187.884793
HF Energy-187.880087
Nuclear repulsion energy102.340112
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 PBEPBEultrafine/6-31+G**
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' 3435 3396 2.22      
2 A' 2995 2961 10.08      
3 A' 2252 2226 4.57      
4 A' 1627 1609 30.75      
5 A' 1413 1397 9.44      
6 A' 1313 1298 9.12      
7 A' 1082 1070 14.56      
8 A' 894 883 81.84      
9 A' 813 804 115.53      
10 A' 547 541 14.95      
11 A' 204 201 9.65      
12 A" 3528 3488 7.74      
13 A" 3039 3004 2.22      
14 A" 1341 1326 0.02      
15 A" 1154 1141 0.00      
16 A" 862 853 0.03      
17 A" 383 379 19.98      
18 A" 260 257 49.02      

Unscaled Zero Point Vibrational Energy (zpe) 13571.3 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 13416.6 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 PBEPBEultrafine/6-31+G**
ABC
0.99742 0.15624 0.14176

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.461 0.730 0.000
C2 0.000 0.830 0.000
C3 0.730 -0.459 0.000
N4 1.254 -1.511 0.000
H5 -1.786 0.216 0.824
H6 -1.786 0.216 -0.824
H7 0.321 1.408 0.884
H8 0.321 1.408 -0.884

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46432.49303.52011.02391.02392.10162.1016
C21.46431.48142.65542.06062.06061.10391.1039
C32.49301.48141.17492.73282.73282.10592.1059
N43.52012.65541.17493.59233.59233.18933.1893
H51.02392.06062.73283.59231.64762.42212.9627
H61.02392.06062.73283.59231.64762.96272.4221
H72.10161.10392.10593.18932.42212.96271.7671
H82.10161.10392.10593.18932.96272.42211.7671

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.625 N1 C2 H7 109.033
N1 C2 H8 109.033 C2 N1 H5 110.568
C2 N1 H6 110.568 C2 C3 N4 176.934
C3 C2 H7 108.205 C3 C2 H8 108.205
H5 N1 H6 107.129 H7 C2 H8 106.345
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.553      
2 C -0.348      
3 C 0.334      
4 N -0.473      
5 H 0.309      
6 H 0.309      
7 H 0.211      
8 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.600 2.054 0.000 2.604
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.920 7.261 0.000
y 7.261 -30.560 0.000
z 0.000 0.000 -22.069
Traceless
 xyz
x -0.606 7.261 0.000
y 7.261 -6.065 0.000
z 0.000 0.000 6.671
Polar
3z2-r213.342
x2-y23.640
xy7.261
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.923 -1.449 0.000
y -1.449 6.620 0.000
z 0.000 0.000 4.239


<r2> (average value of r2) Å2
<r2> 84.379
(<r2>)1/2 9.186