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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: B2PLYP=FULLultrafine/STO-3G

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 B2PLYP=FULLultrafine/STO-3G
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULLultrafine/STO-3G
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/STO-3G
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULLultrafine/STO-3G
 hartrees
Energy at 0K-204.930332
Energy at 298.15K 
HF Energy-204.838059
Nuclear repulsion energy98.663472
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 B2PLYP=FULLultrafine/STO-3G
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 3792 3792 27.38 38.28 0.28 0.44
2 A 3432 3432 1.01 37.67 0.65 0.79
3 A 3309 3309 3.35 44.92 0.15 0.25
4 A 2274 2274 32.78 11.58 0.22 0.36
5 A 1642 1642 1.88 15.68 0.75 0.86
6 A 1603 1603 15.71 13.29 0.69 0.81
7 A 1467 1467 12.92 5.44 0.58 0.73
8 A 1314 1314 4.90 6.03 0.68 0.81
9 A 1135 1135 13.66 3.78 0.37 0.54
10 A 1019 1019 11.54 0.94 0.57 0.72
11 A 905 905 11.22 3.27 0.21 0.35
12 A 568 568 2.19 1.69 0.29 0.45
13 A 419 419 58.98 2.95 0.74 0.85
14 A 307 307 30.66 5.19 0.75 0.86
15 A 205 205 4.09 2.74 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11695.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11695.1 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 B2PLYP=FULLultrafine/STO-3G
ABC
1.05885 0.14985 0.13626

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.594 0.605 0.038
C2 0.851 0.126 0.000
O3 -1.567 -0.475 -0.121
H4 -0.737 1.180 0.983
H5 -0.754 1.302 -0.812
H6 -1.393 -1.038 0.713
N7 1.982 -0.291 -0.020

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.52311.46211.11571.11071.94832.7281
C21.52312.49442.14432.14962.62671.2054
O31.46212.49442.15582.07231.02193.5549
H41.11572.14432.15581.79992.32903.2497
H51.11072.14962.07231.79992.86573.2638
H61.94832.62671.02192.32902.86573.5336
N72.72811.20543.55493.24973.26383.5336

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.060 C1 O3 H6 101.852
C2 C1 O3 113.338 C2 C1 H4 107.704
C2 C1 H5 108.390 O3 C1 H4 112.811
O3 C1 H5 106.509 H4 C1 H5 107.884
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability