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All results from a given calculation for CH3CHNH (ethanimine)

using model chemistry: CCD/6-311G**

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/6-311G**
Rotational Constants (cm-1) from geometry optimized at CCD/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-311G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS NH down)

Jump to S1C1
Energy calculated at CCD/6-311G**
 hartrees
Energy at 0K-133.606775
Energy at 298.15K-133.612216
HF Energy-133.108517
Nuclear repulsion energy70.708058
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/6-311G**
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 3306 5.56      
2 A' 3151 3009 31.79      
3 A' 3116 2976 21.91      
4 A' 3058 2920 10.60      
5 A' 1758 1679 43.11      
6 A' 1508 1440 20.45      
7 A' 1460 1395 22.25      
8 A' 1424 1360 4.39      
9 A' 1308 1249 47.17      
10 A' 1086 1037 17.08      
11 A' 927 886 2.13      
12 A' 493 470 8.78      
13 A" 3132 2992 14.94      
14 A" 1499 1432 8.26      
15 A" 1170 1117 45.58      
16 A" 1090 1041 5.48      
17 A" 691 660 9.33      
18 A" 159 152 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 15245.0 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 14560.5 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 CCD/6-311G**
ABC
1.67368 0.32635 0.28778

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.021 -0.626 0.000
C2 0.000 0.487 0.000
N3 1.269 0.378 0.000
H4 -0.534 -1.606 0.000
H5 -1.665 -0.549 0.884
H6 -1.665 -0.549 -0.884
H7 -0.406 1.504 0.000
H8 1.517 -0.616 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.51032.50011.09511.09631.09632.21742.5380
C21.51031.27322.16052.15112.15111.09531.8753
N32.50011.27322.68093.20123.20122.01781.0244
H41.09512.16052.68091.78311.78313.11362.2775
H51.09632.15113.20121.78311.76752.56593.3032
H61.09632.15113.20121.78311.76752.56593.3032
H72.21741.09532.01783.11362.56592.56592.8620
H82.53801.87531.02442.27753.30323.30322.8620

picture of ethanimine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 127.633 C1 C2 H7 115.721
C2 C1 H4 111.039 C2 C1 H5 110.218
C2 C1 H6 110.218 C2 N3 H8 108.934
N3 C2 H7 116.646 H4 C1 H5 108.918
H4 C1 H6 108.918 H5 C1 H6 107.443
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability