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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: CCSD(T)/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 CCSD(T)/cc-pVTZ
 hartrees
Energy at 0K-187.789976
Energy at 298.15K-187.794776
HF Energy-187.013352
Nuclear repulsion energy102.965037
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 CCSD(T)/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' 3505 3417        
2 A' 3079 3001        
3 A' 2276 2218        
4 A' 1673 1631        
5 A' 1481 1444        
6 A' 1370 1335        
7 A' 1124 1095        
8 A' 949 925        
9 A' 849 828        
10 A' 560 546        
11 A' 211 205        
12 A" 3588 3497        
13 A" 3122 3044        
14 A" 1398 1363        
15 A" 1203 1173        
16 A" 894 872        
17 A" 381 371        
18 A" 266 260        

Unscaled Zero Point Vibrational Energy (zpe) 13963.5 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 13611.6 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 CCSD(T)/cc-pVTZ
ABC
1.00473 0.15812 0.14330

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.457 0.725 0.000
C2 0.000 0.834 0.000
C3 0.723 -0.461 0.000
N4 1.248 -1.500 0.000
H5 -1.756 0.194 0.810
H6 -1.756 0.194 -0.810
H7 0.318 1.399 0.877
H8 0.318 1.399 -0.877

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46062.48143.50141.01391.01392.09102.0910
C21.46061.48362.64642.03702.03701.09051.0905
C32.48141.48361.16332.68902.68902.09612.0961
N43.50142.64641.16333.54183.54183.16793.1679
H51.01392.03702.68903.54181.62062.39942.9326
H61.01392.03702.68903.54181.62062.93262.3994
H72.09101.09052.09613.16792.39942.93261.7541
H82.09101.09052.09613.16792.93262.39941.7541

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.871 N1 C2 H7 109.242
N1 C2 H8 109.242 C2 N1 H5 109.486
C2 N1 H6 109.486 C2 C3 N4 177.629
C3 C2 H7 108.066 C3 C2 H8 108.066
H5 N1 H6 106.103 H7 C2 H8 107.072
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability