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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: CCSD(T)=FULL/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 CCSD(T)=FULL/6-311+G(3df,2p)
Rotational Constants (cm-1) from geometry optimized at CCSD(T)=FULL/6-311+G(3df,2p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/6-311+G(3df,2p)
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CCSD(T)=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-207.732333
Energy at 298.15K-207.735659
HF Energy-206.845045
Nuclear repulsion energy102.168443
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(T)=FULL/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 3865 3865        
2 A 3134 3134        
3 A 3057 3057        
4 A 2293 2293        
5 A 1507 1507        
6 A 1428 1428        
7 A 1384 1384        
8 A 1234 1234        
9 A 1105 1105        
10 A 997 997        
11 A 903 903        
12 A 577 577        
13 A 369 369        
14 A 292 292        
15 A 213 213        

Unscaled Zero Point Vibrational Energy (zpe) 11179.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11179.3 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 CCSD(T)=FULL/6-311+G(3df,2p)
ABC
1.13005 0.16088 0.14603

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.574 0.590 0.038
C2 0.823 0.112 -0.006
O3 -1.507 -0.452 -0.111
H4 -0.715 1.145 0.969
H5 -0.733 1.276 -0.792
H6 -1.402 -1.071 0.616
N7 1.915 -0.277 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47691.40651.09351.08871.94382.6363
C21.47692.39912.09382.09612.59541.1596
O31.40652.39912.08452.01250.95993.4276
H41.09352.09382.08451.76632.34723.1481
H51.08872.09612.01251.76632.81753.1668
H61.94382.59540.95992.34722.81753.4687
N72.63631.15963.42763.14813.16683.4687

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.560 C1 O3 H6 108.990
C2 C1 O3 112.596 C2 C1 H4 108.167
C2 C1 H5 108.626 O3 C1 H4 112.385
O3 C1 H5 106.831 H4 C1 H5 108.084
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability