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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: MP3=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 MP3=FULL/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP3=FULL/6-31+G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-207.418158
Energy at 298.15K-207.421524
HF Energy-206.781544
Nuclear repulsion energy102.028651
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=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 3946 3676 48.77      
2 A 3233 3012 3.41      
3 A 3149 2933 20.07      
4 A 2441 2274 0.55      
5 A 1552 1446 1.99      
6 A 1455 1356 49.34      
7 A 1407 1311 3.22      
8 A 1248 1163 18.30      
9 A 1128 1051 101.05      
10 A 1014 945 26.08      
11 A 927 863 22.85      
12 A 583 543 3.45      
13 A 385 359 75.04      
14 A 306 285 99.46      
15 A 211 197 9.72      

Unscaled Zero Point Vibrational Energy (zpe) 11491.8 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 10705.8 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=FULL/6-31+G**
ABC
1.12816 0.16027 0.14550

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.573 0.593 0.038
C2 0.826 0.108 -0.004
O3 -1.510 -0.452 -0.111
H4 -0.714 1.146 0.967
H5 -0.732 1.273 -0.793
H6 -1.417 -1.069 0.620
N7 1.918 -0.278 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.48031.41181.09011.08531.95292.6389
C21.48032.40432.09492.09842.60881.1587
O31.41182.40432.08552.01140.96103.4340
H41.09012.09492.08551.76432.34953.1490
H51.08532.09842.01141.76432.81943.1672
H61.95292.60880.96102.34952.81943.4862
N72.63891.15873.43403.14903.16723.4862

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.842 C1 O3 H6 109.307
C2 C1 O3 112.450 C2 C1 H4 108.216
C2 C1 H5 108.776 O3 C1 H4 112.296
O3 C1 H5 106.582 H4 C1 H5 108.394
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability