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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: QCISD(T)=FULL/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 QCISD(T)=FULL/cc-pVTZ
 hartrees
Energy at 0K-187.850975
Energy at 298.15K-187.855816
HF Energy-187.014224
Nuclear repulsion energy103.335492
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)=FULL/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' 3529 3377        
2 A' 3092 2959        
3 A' 2292 2194        
4 A' 1679 1607        
5 A' 1490 1426        
6 A' 1377 1317        
7 A' 1130 1082        
8 A' 952 911        
9 A' 854 817        
10 A' 567 543        
11 A' 217 207        
12 A" 3607 3452        
13 A" 3118 2984        
14 A" 1403 1342        
15 A" 1209 1157        
16 A" 895 857        
17 A" 392 375        
18 A" 276 264        

Unscaled Zero Point Vibrational Energy (zpe) 14039.4 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 13434.3 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 QCISD(T)=FULL/cc-pVTZ
ABC
1.01539 0.15914 0.14432

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.451 0.723 0.000
C2 0.000 0.829 0.000
C3 0.718 -0.460 0.000
N4 1.245 -1.494 0.000
H5 -1.755 0.200 0.810
H6 -1.755 0.200 -0.810
H7 0.319 1.392 0.873
H8 0.319 1.392 -0.873

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45452.47083.49031.01111.01112.08352.0835
C21.45451.47592.63562.03292.03291.08681.0868
C32.47081.47591.16022.68532.68532.08652.0865
N43.49032.63561.16023.53953.53953.15443.1544
H51.01112.03292.68533.53951.62012.39292.9250
H61.01112.03292.68533.53951.62012.92502.3929
H72.08351.08682.08653.15442.39292.92501.7464
H82.08351.08682.08653.15442.92502.39291.7464

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.946 N1 C2 H7 109.281
N1 C2 H8 109.281 C2 N1 H5 109.761
C2 N1 H6 109.761 C2 C3 N4 177.877
C3 C2 H7 108.054 C3 C2 H8 108.054
H5 N1 H6 106.477 H7 C2 H8 106.922
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability