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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: QCISD(T)/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 QCISD(T)/6-31G*
 hartrees
Energy at 0K-187.563112
Energy at 298.15K-187.567900
HF Energy-186.938927
Nuclear repulsion energy102.386208
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 QCISD(T)/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' 3469 3327        
2 A' 3082 2957        
3 A' 2281 2188        
4 A' 1723 1653        
5 A' 1517 1456        
6 A' 1386 1330        
7 A' 1143 1097        
8 A' 971 931        
9 A' 864 829        
10 A' 554 532        
11 A' 202 193        
12 A" 3559 3414        
13 A" 3130 3003        
14 A" 1413 1356        
15 A" 1214 1164        
16 A" 907 870        
17 A" 392 376        
18 A" 272 261        

Unscaled Zero Point Vibrational Energy (zpe) 14039.5 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 13468.1 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 QCISD(T)/6-31G*
ABC
0.99183 0.15664 0.14192

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.460 0.728 0.000
C2 0.000 0.840 0.000
C3 0.727 -0.461 0.000
N4 1.251 -1.512 0.000
H5 -1.762 0.194 0.818
H6 -1.762 0.194 -0.818
H7 0.313 1.411 0.883
H8 0.313 1.411 -0.883

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46472.48993.51711.02191.02192.09582.0958
C21.46471.48982.66352.04662.04661.09731.0973
C32.48991.48981.17452.70042.70042.11062.1106
N43.51712.66351.17453.55743.55743.19433.1943
H51.02192.04662.70043.55741.63522.40662.9459
H61.02192.04662.70043.55741.63522.94592.4066
H72.09581.09732.11063.19432.40662.94591.7652
H82.09581.09732.11063.19432.94592.40661.7652

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.859 N1 C2 H7 108.931
N1 C2 H8 108.931 C2 N1 H5 109.489
C2 N1 H6 109.489 C2 C3 N4 177.259
C3 C2 H7 108.379 C3 C2 H8 108.379
H5 N1 H6 106.268 H7 C2 H8 107.087
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability