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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: CCSD/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-187.674317
Energy at 298.15K-187.679185
HF Energy-186.965532
Nuclear repulsion energy103.115511
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/6-31G(2df,p)
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' 3560 3366 3.00      
2 A' 3121 2951 8.41      
3 A' 2358 2229 0.08      
4 A' 1704 1611 23.90      
5 A' 1507 1425 5.13      
6 A' 1394 1318 12.08      
7 A' 1148 1085 12.80      
8 A' 969 917 144.58      
9 A' 866 818 42.14      
10 A' 576 545 6.98      
11 A' 221 209 13.77      
12 A" 3644 3445 6.77      
13 A" 3168 2995 2.65      
14 A" 1418 1340 0.02      
15 A" 1218 1151 0.03      
16 A" 910 860 0.01      
17 A" 401 379 7.98      
18 A" 278 263 53.89      

Unscaled Zero Point Vibrational Energy (zpe) 14229.9 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 13454.3 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 CCSD/6-31G(2df,p)
ABC
1.01334 0.15829 0.14361

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.454 0.728 0.000
C2 0.000 0.831 0.000
C3 0.718 -0.466 0.000
N4 1.249 -1.496 0.000
H5 -1.758 0.200 0.810
H6 -1.758 0.200 -0.810
H7 0.321 1.396 0.877
H8 0.321 1.396 -0.877

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45742.47833.49971.01361.01362.08952.0895
C21.45741.48242.64102.03572.03571.09191.0919
C32.47831.48241.15892.68882.68882.09632.0963
N43.49972.64101.15893.54543.54543.16183.1618
H51.01362.03572.68883.54541.62032.39932.9325
H61.01362.03572.68883.54541.62032.93252.3993
H72.08951.09192.09633.16182.39932.93251.7547
H82.08951.09192.09633.16182.93252.39931.7547

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.917 N1 C2 H7 109.259
N1 C2 H8 109.259 C2 N1 H5 109.636
C2 N1 H6 109.636 C2 C3 N4 178.240
C3 C2 H7 108.085 C3 C2 H8 108.085
H5 N1 H6 106.118 H7 C2 H8 106.937
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability