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All results from a given calculation for CH3CHNH (ethanimine)

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

Conformer 2 (CS NH down)

Jump to S1C1
Energy calculated at CCD/aug-cc-pVTZ
 hartrees
Energy at 0K-133.702207
Energy at 298.15K-133.707689
HF Energy-133.127201
Nuclear repulsion energy71.009975
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 CCD/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' 3462 3313 2.83      
2 A' 3148 3013 24.92      
3 A' 3116 2982 15.53      
4 A' 3054 2923 7.66      
5 A' 1754 1679 54.21      
6 A' 1508 1443 23.55      
7 A' 1449 1386 20.01      
8 A' 1424 1363 2.75      
9 A' 1296 1240 49.15      
10 A' 1085 1038 19.92      
11 A' 928 888 2.91      
12 A' 494 473 8.07      
13 A" 3126 2991 9.63      
14 A" 1501 1437 8.09      
15 A" 1157 1108 44.63      
16 A" 1094 1047 8.53      
17 A" 702 672 8.86      
18 A" 180 172 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 15238.9 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 14583.6 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 CCD/aug-cc-pVTZ
ABC
1.68247 0.32974 0.29049

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.018 -0.618 0.000
C2 0.000 0.486 0.000
N3 1.263 0.369 0.000
H4 -0.540 -1.597 0.000
H5 -1.661 -0.537 0.879
H6 -1.661 -0.537 -0.879
H7 -0.397 1.501 0.000
H8 1.525 -0.618 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.50162.48581.08981.09161.09162.20792.5436
C21.50161.26892.15142.13962.13961.09001.8826
N32.48581.26892.66723.18533.18532.00991.0204
H41.08982.15142.66721.77561.77563.10102.2854
H51.09162.13963.18531.77561.75702.55423.3064
H61.09162.13963.18531.77561.75702.55423.3064
H72.20791.09002.00993.10102.55422.55422.8608
H82.54361.88261.02042.28543.30643.30642.8608

picture of ethanimine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 127.400 C1 C2 H7 115.935
C2 C1 H4 111.245 C2 C1 H5 110.192
C2 C1 H6 110.192 C2 N3 H8 110.170
N3 C2 H7 116.664 H4 C1 H5 108.965
H4 C1 H6 108.965 H5 C1 H6 107.180
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability