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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: MP3=FULL/6-311G*

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/6-311G*
Rotational Constants (cm-1) from geometry optimized at MP3=FULL/6-311G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-311G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP3=FULL/6-311G*
 hartrees
Energy at 0K-208.664905
Energy at 298.15K 
HF Energy-207.929296
Nuclear repulsion energy120.213202
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/6-311G*
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' 3937 3937 64.91      
2 A' 3221 3221 9.38      
3 A' 3207 3207 5.17      
4 A' 3086 3086 12.26      
5 A' 1803 1803 4.67      
6 A' 1525 1525 29.17      
7 A' 1462 1462 46.14      
8 A' 1445 1445 26.71      
9 A' 1387 1387 26.07      
10 A' 1180 1180 9.06      
11 A' 1007 1007 110.53      
12 A' 943 943 2.44      
13 A' 694 694 13.01      
14 A' 326 326 1.93      
15 A" 3145 3145 14.44      
16 A" 1527 1527 12.94      
17 A" 1095 1095 0.83      
18 A" 879 879 14.45      
19 A" 501 501 40.28      
20 A" 398 398 119.44      
21 A" 66i 66i 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 16351.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16351.0 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/6-311G*
ABC
0.60073 0.21263 0.16176

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.449 0.474 0.000
C2 0.000 0.860 0.000
N3 1.016 0.090 0.000
O4 0.660 -1.253 0.000
H5 1.503 -1.700 0.000
H6 -1.570 -0.607 0.000
H7 -1.947 0.890 0.881
H8 -1.947 0.890 -0.881
H9 0.265 1.915 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49992.49492.72603.66671.08731.09401.09402.2396
C21.49991.27512.21412.96922.14852.13732.13731.0873
N32.49491.27511.38921.85512.67763.19293.19291.9735
O42.72602.21411.38920.95462.32123.48773.48773.1925
H53.66672.96921.85510.95463.26174.40334.40333.8212
H61.08732.14852.67762.32123.26171.77711.77713.1184
H71.09402.13733.19293.48774.40331.77711.76192.5924
H81.09402.13733.19293.48774.40331.77711.76192.5924
H92.23961.08731.97353.19253.82123.11842.59242.5924

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 127.883 C1 C2 H9 119.045
C2 C1 H6 111.285 C2 C1 H7 109.978
C2 C1 H8 109.978 C2 N3 O4 112.338
N3 C2 H9 113.072 N3 O4 H5 103.077
H6 C1 H7 109.119 H6 C1 H8 109.119
H7 C1 H8 107.269
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability