return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: CCD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/aug-cc-pVTZ
 hartrees
Energy at 0K-187.763678
Energy at 298.15K-187.768506
HF Energy-187.018135
Nuclear repulsion energy103.340610
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 CCD/aug-cc-pVTZ
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' 3549 3397 4.59      
2 A' 3102 2969 8.39      
3 A' 2361 2260 0.09      
4 A' 1692 1619 24.20      
5 A' 1504 1439 5.16      
6 A' 1392 1332 12.94      
7 A' 1136 1087 13.12      
8 A' 955 914 108.99      
9 A' 852 816 62.58      
10 A' 575 550 8.71      
11 A' 218 209 14.03      
12 A" 3632 3476 10.49      
13 A" 3146 3011 2.06      
14 A" 1411 1350 0.01      
15 A" 1218 1166 0.02      
16 A" 904 866 0.09      
17 A" 385 368 5.22      
18 A" 261 249 53.66      

Unscaled Zero Point Vibrational Energy (zpe) 14145.5 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 13537.3 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 CCD/aug-cc-pVTZ
ABC
1.01944 0.15875 0.14411

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.451 0.724 0.000
C2 0.000 0.827 0.000
C3 0.719 -0.467 0.000
N4 1.249 -1.491 0.000
H5 -1.769 0.212 0.812
H6 -1.769 0.212 -0.812
H7 0.320 1.390 0.876
H8 0.320 1.390 -0.876

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45472.47503.49201.01091.01092.08502.0850
C21.45471.48012.63312.04102.04101.08911.0891
C32.47501.48011.15322.70342.70342.09122.0912
N43.49202.63311.15323.55893.55893.15103.1510
H51.01092.04102.70343.55891.62422.39862.9322
H61.01092.04102.70343.55891.62422.93222.3986
H72.08501.08912.09123.15102.39862.93221.7516
H82.08501.08912.09123.15102.93222.39861.7516

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 109.256
N1 C2 H8 109.256 C2 N1 H5 110.451
C2 N1 H6 110.451 C2 C3 N4 178.303
C3 C2 H7 107.998 C3 C2 H8 107.998
H5 N1 H6 106.901 H7 C2 H8 107.062
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability