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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: MP4=FULL/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 MP4=FULL/cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at MP4=FULL/cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP4=FULL/cc-pVDZ
 hartrees
Energy at 0K-207.446519
Energy at 298.15K-207.449857
HF Energy-206.781129
Nuclear repulsion energy101.042965
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 MP4=FULL/cc-pVDZ
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 3827 3694 0.00      
2 A 3144 3034 0.00      
3 A 3050 2943 0.00      
4 A 2178 2102 0.00      
5 A 1486 1434 0.00      
6 A 1430 1381 0.00      
7 A 1380 1332 0.00      
8 A 1228 1185 0.00      
9 A 1102 1064 0.00      
10 A 989 954 0.00      
11 A 892 861 0.00      
12 A 566 546 0.00      
13 A 394 380 0.00      
14 A 303 293 0.00      
15 A 205 197 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11087.1 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 10700.2 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 MP4=FULL/cc-pVDZ
ABC
1.10605 0.15745 0.14298

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.589 0.591 0.037
C2 0.826 0.121 -0.005
O3 -1.517 -0.464 -0.112
H4 -0.728 1.163 0.976
H5 -0.752 1.284 -0.805
H6 -1.390 -1.056 0.643
N7 1.941 -0.279 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.49231.41281.10851.10231.92832.6763
C21.49232.41812.11362.11672.59141.1843
O31.41282.41812.11092.02950.96813.4647
H41.10852.11362.11091.78532.33953.1921
H51.10232.11672.02951.78532.82393.2118
H61.92832.59140.96812.33952.82393.4826
N72.67631.18433.46473.19213.21183.4826

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.179 C1 O3 H6 106.683
C2 C1 O3 112.651 C2 C1 H4 107.804
C2 C1 H5 108.393 O3 C1 H4 113.142
O3 C1 H5 106.942 H4 C1 H5 107.709
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability