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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: MP3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C1 1A

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at MP3/6-311+G(3df,2p)
Rotational Constants (cm-1) from geometry optimized at MP3/6-311+G(3df,2p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-311+G(3df,2p)
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP3/6-311+G(3df,2p)
 hartrees
Energy at 0K-207.597889
Energy at 298.15K-207.601260
HF Energy-206.847063
Nuclear repulsion energy102.554520
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 MP3/6-311+G(3df,2p)
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 3950 3950 57.99      
2 A 3171 3171 2.06      
3 A 3097 3097 17.04      
4 A 2426 2426 0.25      
5 A 1524 1524 3.49      
6 A 1448 1448 46.36      
7 A 1404 1404 3.30      
8 A 1251 1251 17.24      
9 A 1137 1137 101.51      
10 A 1010 1010 20.68      
11 A 917 917 16.95      
12 A 592 592 1.11      
13 A 378 378 31.60      
14 A 298 298 110.83      
15 A 218 218 14.77      

Unscaled Zero Point Vibrational Energy (zpe) 11409.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11409.9 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 MP3/6-311+G(3df,2p)
ABC
1.14084 0.16175 0.14688

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.572 0.588 0.038
C2 0.825 0.108 -0.005
O3 -1.504 -0.449 -0.110
H4 -0.710 1.142 0.968
H5 -0.726 1.274 -0.790
H6 -1.403 -1.069 0.609
N7 1.907 -0.276 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47841.40121.09131.08671.93982.6259
C21.47842.39702.09152.09372.59441.1477
O31.40122.39702.07902.00890.95543.4167
H41.09132.09152.07901.76292.34553.1344
H51.08672.09372.00891.76292.81253.1523
H61.93982.59440.95542.34552.81253.4612
N72.62591.14773.41673.13443.15233.4612

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.666 C1 O3 H6 109.343
C2 C1 O3 112.664 C2 C1 H4 108.013
C2 C1 H5 108.451 O3 C1 H4 112.456
O3 C1 H5 107.020 H4 C1 H5 108.075
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability