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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: CCD/cc-pVDZ

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

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CCD/cc-pVDZ
 hartrees
Energy at 0K-207.407586
Energy at 298.15K-207.410977
HF Energy-206.784780
Nuclear repulsion energy101.526757
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 CCD/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3876 3708 42.78      
2 A 3160 3023 7.27      
3 A 3073 2940 27.99      
4 A 2358 2256 2.77      
5 A 1499 1435 1.39      
6 A 1448 1385 53.26      
7 A 1401 1340 4.35      
8 A 1244 1190 14.18      
9 A 1138 1089 94.60      
10 A 1001 958 17.09      
11 A 912 872 19.72      
12 A 582 557 2.73      
13 A 396 379 75.12      
14 A 312 299 67.97      
15 A 214 205 7.90      

Unscaled Zero Point Vibrational Energy (zpe) 11307.2 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 10817.6 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 CCD/cc-pVDZ
ABC
1.12091 0.15856 0.14412

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.585 0.588 0.038
C2 0.829 0.113 -0.005
O3 -1.514 -0.458 -0.113
H4 -0.722 1.159 0.976
H5 -0.741 1.283 -0.803
H6 -1.400 -1.055 0.637
N7 1.930 -0.276 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.49221.40701.10711.10151.92952.6599
C21.49222.41432.11232.11432.59731.1679
O31.40702.41432.10372.02580.96543.4506
H41.10712.11232.10371.78342.33943.1743
H51.10152.11432.02581.78342.82363.1917
H61.92952.59730.96542.33942.82363.4818
N72.65991.16793.45063.17433.19173.4818

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.549 C1 O3 H6 107.373
C2 C1 O3 112.731 C2 C1 H4 107.790
C2 C1 H5 108.266 O3 C1 H4 113.058
O3 C1 H5 107.091 H4 C1 H5 107.698
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability