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All results from a given calculation for CH3CHNH (ethanimine)

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

Conformer 2 (CS NH down)

Jump to S1C1
Energy calculated at CCD/cc-pVTZ
 hartrees
Energy at 0K-133.692503
Energy at 298.15K-133.697977
HF Energy-133.125009
Nuclear repulsion energy71.040364
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/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' 3465 3235 2.91      
2 A' 3151 2943 27.23      
3 A' 3119 2913 17.44      
4 A' 3059 2856 8.30      
5 A' 1762 1645 48.59      
6 A' 1504 1404 23.12      
7 A' 1454 1357 22.17      
8 A' 1420 1326 3.93      
9 A' 1303 1217 53.20      
10 A' 1085 1013 20.10      
11 A' 929 867 2.90      
12 A' 495 463 8.18      
13 A" 3130 2922 11.11      
14 A" 1497 1398 8.09      
15 A" 1167 1090 46.35      
16 A" 1094 1021 7.30      
17 A" 704 657 8.67      
18 A" 174 162 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 15255.0 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 14243.6 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/cc-pVTZ
ABC
1.68549 0.32986 0.29064

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.017 -0.619 0.000
C2 0.000 0.486 0.000
N3 1.263 0.371 0.000
H4 -0.537 -1.597 0.000
H5 -1.660 -0.542 0.878
H6 -1.660 -0.542 -0.878
H7 -0.400 1.499 0.000
H8 1.518 -0.616 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.50182.48571.08931.09091.09092.20662.5354
C21.50181.26812.15082.14082.14081.08961.8762
N32.48571.26812.66683.18563.18562.00941.0200
H41.08932.15082.66681.77371.77373.09932.2770
H51.09092.14083.18561.77371.75552.55443.2984
H61.09092.14083.18561.77371.75552.55443.2984
H72.20661.08962.00943.09932.55442.55442.8559
H82.53541.87621.02002.27703.29843.29842.8559

picture of ethanimine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 127.435 C1 C2 H7 115.840
C2 C1 H4 111.215 C2 C1 H5 110.308
C2 C1 H6 110.308 C2 N3 H8 109.695
N3 C2 H7 116.725 H4 C1 H5 108.882
H4 C1 H6 108.882 H5 C1 H6 107.140
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability