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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: B2PLYP=FULL/6-31G(2df,p)

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(2df,p)
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-31G(2df,p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-207.815676
Energy at 298.15K-207.819073
HF Energy-207.573505
Nuclear repulsion energy102.189370
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(2df,p)
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 3851 3851 42.09 56.05 0.26 0.41
2 A 3141 3141 3.98 72.08 0.43 0.60
3 A 3056 3056 22.30 99.34 0.14 0.25
4 A 2302 2302 0.92 45.45 0.23 0.37
5 A 1505 1505 2.60 11.55 0.66 0.79
6 A 1431 1431 44.69 5.85 0.75 0.86
7 A 1389 1389 2.47 5.13 0.71 0.83
8 A 1239 1239 16.78 3.98 0.56 0.72
9 A 1095 1095 89.45 5.53 0.28 0.43
10 A 1002 1002 23.74 0.51 0.43 0.60
11 A 905 905 14.53 2.69 0.12 0.22
12 A 587 587 0.98 1.60 0.24 0.39
13 A 401 401 37.83 0.97 0.73 0.85
14 A 314 314 98.34 3.24 0.75 0.86
15 A 222 222 10.40 3.42 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11219.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11219.9 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(2df,p)
ABC
1.12646 0.16125 0.14628

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.572 0.589 0.038
C2 0.821 0.115 -0.005
O3 -1.506 -0.454 -0.110
H4 -0.713 1.155 0.966
H5 -0.735 1.275 -0.794
H6 -1.390 -1.066 0.622
N7 1.913 -0.279 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47261.40761.09591.09061.93612.6331
C21.47262.39802.09242.09492.58451.1607
O31.40762.39802.09172.01330.96123.4246
H41.09592.09242.09171.76412.34683.1486
H51.09062.09492.01331.76412.81363.1675
H61.93612.58450.96122.34682.81363.4550
N72.63311.16073.42463.14863.16753.4550

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.379 C1 O3 H6 108.159
C2 C1 O3 112.713 C2 C1 H4 108.204
C2 C1 H5 108.717 O3 C1 H4 112.745
O3 C1 H5 106.707 H4 C1 H5 107.562
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability