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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: QCISD(T)=FULL/6-31+G**

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 QCISD(T)=FULL/6-31+G**
Rotational Constants (cm-1) from geometry optimized at QCISD(T)=FULL/6-31+G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/6-31+G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at QCISD(T)=FULL/6-31+G**
 hartrees
Energy at 0K-207.453509
Energy at 298.15K-207.456802
HF Energy-206.778692
Nuclear repulsion energy101.400390
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 QCISD(T)=FULL/6-31+G**
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 3861 3861 0.00      
2 A 3187 3187 0.00      
3 A 3098 3098 0.00      
4 A 2284 2284 0.00      
5 A 1533 1533 0.00      
6 A 1432 1432 0.00      
7 A 1384 1384 0.00      
8 A 1227 1227 0.00      
9 A 1088 1088 0.00      
10 A 998 998 0.00      
11 A 900 900 0.00      
12 A 559 559 0.00      
13 A 377 377 0.00      
14 A 294 294 0.00      
15 A 200 200 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11211.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11211.5 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 QCISD(T)=FULL/6-31+G**
ABC
1.11469 0.15843 0.14381

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.577 0.597 0.038
C2 0.826 0.112 -0.005
O3 -1.517 -0.456 -0.111
H4 -0.720 1.151 0.970
H5 -0.742 1.275 -0.797
H6 -1.415 -1.074 0.624
N7 1.932 -0.279 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.48491.41961.09361.08841.95862.6582
C21.48492.41342.10252.10662.61181.1734
O31.41962.41342.09462.01730.96583.4555
H41.09362.10252.09461.77142.35613.1703
H51.08842.10662.01731.77142.82673.1899
H61.95862.61180.96582.35612.82673.4991
N72.65821.17343.45553.17033.18993.4991

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.797 C1 O3 H6 108.897
C2 C1 O3 112.361 C2 C1 H4 108.295
C2 C1 H5 108.920 O3 C1 H4 112.255
O3 C1 H5 106.346 H4 C1 H5 108.550
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability