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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: MP3=FULL/6-31G**

19 10 17 12 22

States and conformations

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

Conformer 1 (CS trans)

Jump to S1C2
Vibrational Frequencies calculated at MP3=FULL/6-31G**
Rotational Constants (cm-1) from geometry optimized at MP3=FULL/6-31G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP3=FULL/6-31G**
 hartrees
Energy at 0K-208.566141
Energy at 298.15K 
HF Energy-207.894033
Nuclear repulsion energy119.990164
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 MP3=FULL/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3963 3963 70.63      
2 A' 3287 3287 7.43      
3 A' 3268 3268 9.78      
4 A' 3148 3148 12.37      
5 A' 1812 1812 3.76      
6 A' 1550 1550 10.18      
7 A' 1472 1472 12.72      
8 A' 1426 1426 32.94      
9 A' 1391 1391 51.94      
10 A' 1190 1190 10.14      
11 A' 986 986 105.34      
12 A' 951 951 0.29      
13 A' 689 689 13.35      
14 A' 327 327 1.68      
15 A" 3216 3216 14.70      
16 A" 1556 1556 8.53      
17 A" 1109 1109 0.86      
18 A" 893 893 9.51      
19 A" 495 495 32.14      
20 A" 380 380 106.53      
21 A" 69i 69i 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 16518.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16518.3 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 MP3=FULL/6-31G**
ABC
0.59482 0.21292 0.16145

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.446 0.476 0.000
C2 0.000 0.863 0.000
N3 1.021 0.094 0.000
O4 0.651 -1.262 0.000
H5 1.504 -1.701 0.000
H6 -1.564 -0.599 0.000
H7 -1.939 0.891 0.877
H8 -1.939 0.891 -0.877
H9 0.257 1.914 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49672.49632.72373.66661.08221.08831.08832.2283
C21.49671.27792.22222.97272.14102.12842.12841.0817
N32.49631.27791.40561.85942.67643.18833.18831.9732
O42.72372.22221.40560.95942.31203.48013.48013.1998
H53.66662.97271.85940.95943.25984.39794.39793.8240
H61.08222.14102.67642.31203.25981.76941.76943.1034
H71.08832.12843.18833.48014.39791.76941.75462.5764
H81.08832.12843.18833.48014.39791.76941.75462.5764
H92.22831.08171.97323.19983.82403.10342.57642.5764

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 128.066 C1 C2 H9 118.706
C2 C1 H6 111.227 C2 C1 H7 109.837
C2 C1 H8 109.837 C2 N3 O4 111.712
N3 C2 H9 113.228 N3 O4 H5 102.008
H6 C1 H7 109.211 H6 C1 H8 109.211
H7 C1 H8 107.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability