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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: QCISD/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/6-31G*
 hartrees
Energy at 0K-187.542917
Energy at 298.15K-187.547748
HF Energy-186.940307
Nuclear repulsion energy102.607055
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/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' 3498 3331 0.55      
2 A' 3101 2953 11.14      
3 A' 2334 2223 0.22      
4 A' 1733 1650 27.91      
5 A' 1527 1454 5.97      
6 A' 1400 1333 11.33      
7 A' 1153 1098 16.66      
8 A' 979 933 176.77      
9 A' 872 830 39.40      
10 A' 566 539 10.65      
11 A' 210 200 13.31      
12 A" 3586 3415 2.14      
13 A" 3147 2997 5.67      
14 A" 1422 1354 0.06      
15 A" 1224 1165 0.01      
16 A" 915 872 0.10      
17 A" 398 379 20.60      
18 A" 279 266 53.91      

Unscaled Zero Point Vibrational Energy (zpe) 14171.7 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 13495.7 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 QCISD/6-31G*
ABC
1.00373 0.15681 0.14229

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.457 0.731 0.000
C2 0.000 0.835 0.000
C3 0.723 -0.466 0.000
N4 1.252 -1.508 0.000
H5 -1.766 0.205 0.817
H6 -1.766 0.205 -0.817
H7 0.316 1.405 0.881
H8 0.316 1.405 -0.881

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46112.48723.51491.02001.02002.09182.0918
C21.46111.48822.65632.04562.04561.09591.0959
C32.48721.48821.16852.70402.70402.10752.1075
N43.51492.65631.16853.56513.56513.18363.1836
H51.02002.04562.70403.56511.63412.40452.9429
H61.02002.04562.70403.56511.63412.94292.4045
H72.09181.09592.10753.18362.40452.94291.7620
H82.09181.09592.10753.18362.94292.40451.7620

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.979 N1 C2 H7 108.949
N1 C2 H8 108.949 C2 N1 H5 109.796
C2 N1 H6 109.796 C2 C3 N4 177.900
C3 C2 H7 108.333 C3 C2 H8 108.333
H5 N1 H6 106.460 H7 C2 H8 107.010
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability