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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: CCSD=FULL/aug-cc-pVDZ

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

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at CCSD=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-208.628111
Energy at 298.15K 
HF Energy-207.917960
Nuclear repulsion energy119.023503
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 CCSD=FULL/aug-cc-pVDZ
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' 3853 3853 75.42      
2 A' 3198 3198 12.39      
3 A' 3182 3182 0.07      
4 A' 3054 3054 14.82      
5 A' 1755 1755 6.27      
6 A' 1477 1477 15.10      
7 A' 1407 1407 24.18      
8 A' 1390 1390 29.40      
9 A' 1347 1347 24.92      
10 A' 1151 1151 7.48      
11 A' 935 935 76.34      
12 A' 914 914 35.85      
13 A' 668 668 12.63      
14 A' 318 318 1.52      
15 A" 3117 3117 13.72      
16 A" 1481 1481 7.29      
17 A" 1063 1063 1.36      
18 A" 864 864 11.93      
19 A" 486 486 34.37      
20 A" 386 386 83.05      
21 A" 51i 51i 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 15996.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15996.6 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 CCSD=FULL/aug-cc-pVDZ
ABC
0.58506 0.20970 0.15901

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.457 0.480 0.000
C2 0.000 0.868 0.000
N3 1.029 0.095 0.000
O4 0.655 -1.271 0.000
H5 1.512 -1.714 0.000
H6 -1.585 -0.609 0.000
H7 -1.952 0.906 0.889
H8 -1.952 0.906 -0.889
H9 0.268 1.930 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50732.51582.74383.69141.09671.10311.10312.2528
C21.50731.28722.23712.99162.16652.14512.14511.0954
N32.51581.28721.41631.87192.70783.21493.21491.9868
O42.74382.23711.41630.96412.33663.51103.51103.2245
H53.69142.99161.87190.96413.28854.43294.43293.8502
H61.09672.16652.70782.33663.28851.79421.79423.1431
H71.10312.14513.21493.51104.43291.79421.77832.6011
H81.10312.14513.21493.51104.43291.79421.77832.6011
H92.25281.09541.98683.22453.85023.14312.60112.6011

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 128.207 C1 C2 H9 119.040
C2 C1 H6 111.632 C2 C1 H7 109.550
C2 C1 H8 109.550 C2 N3 O4 111.588
N3 C2 H9 112.752 N3 O4 H5 102.011
H6 C1 H7 109.294 H6 C1 H8 109.294
H7 C1 H8 107.426
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability