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All results from a given calculation for CH3CHNH (ethanimine)

using model chemistry: MP4=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes CS NH down 1A'

Conformer 1 (CS NH up)

Jump to S1C2
Vibrational Frequencies calculated at MP4=FULL/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at MP4=FULL/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS NH down)

Jump to S1C1
Energy calculated at MP4=FULL/cc-pVTZ
 hartrees
Energy at 0K-133.768956
Energy at 298.15K-133.774434
HF Energy-133.124487
Nuclear repulsion energy70.992771
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 MP4=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' 3419 3292        
2 A' 3132 3016        
3 A' 3107 2991        
4 A' 3052 2939        
5 A' 1693 1630        
6 A' 1497 1441        
7 A' 1438 1385        
8 A' 1405 1353        
9 A' 1286 1238        
10 A' 1074 1034        
11 A' 920 885        
12 A' 488 470        
13 A" 3111 2996        
14 A" 1492 1437        
15 A" 1160 1117        
16 A" 1079 1039        
17 A" 700 674        
18 A" 187 180        

Unscaled Zero Point Vibrational Energy (zpe) 15119.4 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 14558.5 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 MP4=FULL/cc-pVTZ
ABC
1.68922 0.32926 0.29025

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.022 -0.610 0.000
C2 0.000 0.484 0.000
N3 1.270 0.362 0.000
H4 -0.548 -1.589 0.000
H5 -1.664 -0.527 0.877
H6 -1.664 -0.527 -0.877
H7 -0.393 1.497 0.000
H8 1.512 -0.631 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.49692.48951.08791.08951.08952.19842.5340
C21.49691.27562.14422.13512.13511.08631.8783
N32.48951.27562.66693.18823.18822.01281.0222
H41.08792.14422.66691.77221.77223.08962.2719
H51.08952.13513.18821.77221.75332.54543.2959
H61.08952.13513.18821.77221.75332.54543.2959
H72.19841.08632.01283.08962.54542.54542.8556
H82.53401.87831.02222.27193.29593.29592.8556

picture of ethanimine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 127.588 C1 C2 H7 115.732
C2 C1 H4 111.114 C2 C1 H5 110.284
C2 C1 H6 110.284 C2 N3 H8 109.171
N3 C2 H7 116.680 H4 C1 H5 108.956
H4 C1 H6 108.956 H5 C1 H6 107.148
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability