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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: B2PLYP=FULL/6-31G**

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=FULL/6-31G**
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-31G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULL/6-31G**
 hartrees
Energy at 0K-207.767911
Energy at 298.15K-207.771278
HF Energy-207.560584
Nuclear repulsion energy101.848042
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=FULL/6-31G**
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 3853 3853 35.33 64.95 0.27 0.43
2 A 3161 3161 5.77 77.79 0.44 0.61
3 A 3070 3070 26.81 105.61 0.15 0.26
4 A 2303 2303 1.52 41.54 0.27 0.42
5 A 1524 1524 1.76 14.97 0.67 0.80
6 A 1433 1433 47.04 7.73 0.74 0.85
7 A 1397 1397 2.56 7.12 0.74 0.85
8 A 1238 1238 19.70 4.44 0.62 0.76
9 A 1097 1097 95.80 6.16 0.30 0.46
10 A 1003 1003 27.22 0.55 0.50 0.66
11 A 907 907 18.48 2.55 0.17 0.28
12 A 581 581 2.50 1.66 0.30 0.47
13 A 396 396 73.23 1.16 0.72 0.84
14 A 311 311 84.60 5.40 0.75 0.86
15 A 213 213 8.37 4.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11243.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11243.3 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=FULL/6-31G**
ABC
1.11557 0.16030 0.14538

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.576 0.591 0.038
C2 0.824 0.120 -0.006
O3 -1.507 -0.458 -0.113
H4 -0.717 1.154 0.967
H5 -0.741 1.277 -0.793
H6 -1.409 -1.058 0.637
N7 1.920 -0.282 -0.014

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47751.41151.09571.08991.94242.6444
C21.47752.40422.09602.09922.60501.1673
O31.41152.40422.09532.01550.96473.4329
H41.09572.09602.09531.76452.34113.1593
H51.08992.09922.01551.76452.81833.1806
H61.94242.60500.96472.34112.81833.4792
N72.64441.16733.43293.15933.18063.4792

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 177.982 C1 O3 H6 108.181
C2 C1 O3 112.626 C2 C1 H4 108.163
C2 C1 H5 108.757 O3 C1 H4 112.773
O3 C1 H5 106.664 H4 C1 H5 107.676
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability