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All results from a given calculation for CH3CHNH (ethanimine)

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

Conformer 2 (CS NH down)

Jump to S1C1
Energy calculated at MP4=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-133.788078
Energy at 298.15K-133.793537
HF Energy-133.126668
Nuclear repulsion energy70.938347
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/aug-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 3314        
2 A' 3122 3027        
3 A' 3100 3005        
4 A' 3040 2946        
5 A' 1685 1633        
6 A' 1497 1451        
7 A' 1432 1388        
8 A' 1408 1365        
9 A' 1277 1237        
10 A' 1076 1043        
11 A' 918 890        
12 A' 484 469        
13 A" 3102 3007        
14 A" 1495 1449        
15 A" 1143 1108        
16 A" 1076 1043        
17 A" 690 669        
18 A" 181 176        

Unscaled Zero Point Vibrational Energy (zpe) 15071.8 cm-1
Scaled (by 0.9693) Zero Point Vibrational Energy (zpe) 14609.1 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/aug-cc-pVTZ
ABC
1.68533 0.32890 0.28993

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.024 -0.609 0.000
C2 0.000 0.484 0.000
N3 1.270 0.360 0.000
H4 -0.551 -1.591 0.000
H5 -1.665 -0.523 0.879
H6 -1.665 -0.523 -0.879
H7 -0.388 1.499 0.000
H8 1.520 -0.631 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.49702.49031.09011.09141.09142.20182.5442
C21.49701.27632.14632.13542.13541.08761.8851
N32.49031.27632.66883.18923.18922.01221.0222
H41.09012.14632.66881.77601.77603.09452.2826
H51.09142.13543.18921.77601.75772.54853.3064
H61.09142.13543.18921.77601.75772.54853.3064
H72.20181.08762.01223.09452.54852.54852.8604
H82.54421.88511.02222.28263.30643.30642.8604

picture of ethanimine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 127.598 C1 C2 H7 115.931
C2 C1 H4 111.136 C2 C1 H5 110.181
C2 C1 H6 110.181 C2 N3 H8 109.706
N3 C2 H7 116.471 H4 C1 H5 108.994
H4 C1 H6 108.994 H5 C1 H6 107.261
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability