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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: MP3=FULL/cc-pVTZ

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

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP3=FULL/cc-pVTZ
 hartrees
Energy at 0K-208.828772
Energy at 298.15K-208.834857
HF Energy-207.967060
Nuclear repulsion energy120.814471
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/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' 3970 3702 96.67      
2 A' 3239 3021 11.12      
3 A' 3217 3000 0.07      
4 A' 3107 2897 10.81      
5 A' 1810 1688 5.02      
6 A' 1516 1414 17.12      
7 A' 1443 1345 26.49      
8 A' 1422 1326 31.01      
9 A' 1384 1291 32.38      
10 A' 1176 1096 9.46      
11 A' 994 927 114.64      
12 A' 945 881 1.52      
13 A' 689 642 12.69      
14 A' 325 304 1.52      
15 A" 3151 2939 10.53      
16 A" 1526 1423 8.62      
17 A" 1099 1025 1.54      
18 A" 908 847 11.04      
19 A" 511 477 26.89      
20 A" 395 368 94.73      
21 A" 59 55 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 16442.7 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 15334.5 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 MP3=FULL/cc-pVTZ
ABC
0.60657 0.21486 0.16340

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.439 0.474 0.000
C2 0.000 0.857 0.000
N3 1.009 0.091 0.000
O4 0.654 -1.252 0.000
H5 1.503 -1.686 0.000
H6 -1.562 -0.599 0.000
H7 -1.930 0.890 0.874
H8 -1.930 0.890 -0.874
H9 0.256 1.902 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.48902.47712.71333.64961.07961.08581.08582.2166
C21.48901.26622.20842.95372.13482.11932.11931.0761
N32.47711.26621.38951.84462.66123.16843.16841.9608
O42.71332.20841.38950.95302.31053.46913.46913.1794
H53.64962.95371.84460.95303.25194.38044.38043.7982
H61.07962.13482.66122.31053.25191.76541.76543.0917
H71.08582.11933.16843.46914.38041.76541.74852.5631
H81.08582.11933.16843.46914.38041.76541.74852.5631
H92.21661.07611.96083.17943.79823.09172.56312.5631

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 127.890 C1 C2 H9 118.687
C2 C1 H6 111.436 C2 C1 H7 109.800
C2 C1 H8 109.800 C2 N3 O4 112.439
N3 C2 H9 113.422 N3 O4 H5 102.285
H6 C1 H7 109.228 H6 C1 H8 109.228
H7 C1 H8 107.251
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability