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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-187.685775
Energy at 298.15K-187.690683
HF Energy-186.963683
Nuclear repulsion energy103.290755
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 MP2=FULL/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' 3576 3361 5.35      
2 A' 3143 2954 6.70      
3 A' 2224 2090 1.85      
4 A' 1694 1592 24.86      
5 A' 1506 1416 6.47      
6 A' 1387 1304 9.25      
7 A' 1153 1084 11.39      
8 A' 969 911 118.84      
9 A' 870 818 68.07      
10 A' 584 549 6.53      
11 A' 227 213 13.11      
12 A" 3672 3451 11.68      
13 A" 3199 3006 1.15      
14 A" 1419 1333 0.03      
15 A" 1222 1149 0.07      
16 A" 911 856 0.00      
17 A" 419 393 6.96      
18 A" 285 268 55.49      

Unscaled Zero Point Vibrational Energy (zpe) 14228.5 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 13373.4 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 MP2=FULL/6-31G(2df,p)
ABC
1.01334 0.15948 0.14455

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.450 0.719 0.000
C2 0.000 0.828 0.000
C3 0.714 -0.453 0.000
N4 1.248 -1.494 0.000
H5 -1.749 0.189 0.809
H6 -1.749 0.189 -0.809
H7 0.313 1.397 0.875
H8 0.313 1.397 -0.875

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45412.46103.48961.01231.01232.08192.0819
C21.45411.46722.63662.03072.03071.08931.0893
C32.46101.46721.16982.67122.67122.08542.0854
N43.48962.63661.16983.53183.53183.16163.1616
H51.01232.03072.67123.53181.61792.39122.9238
H61.01232.03072.67123.53181.61792.92382.3912
H72.08191.08932.08543.16162.39122.92381.7497
H82.08191.08932.08543.16162.92382.39121.7497

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.800 N1 C2 H7 109.036
N1 C2 H8 109.036 C2 N1 H5 109.536
C2 N1 H6 109.536 C2 C3 N4 178.065
C3 C2 H7 108.412 C3 C2 H8 108.412
H5 N1 H6 106.092 H7 C2 H8 106.854
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability