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All results from a given calculation for HOCH2CN (cyanomethanol)

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

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-207.286638
Energy at 298.15K-207.290088
HF Energy-206.765131
Nuclear repulsion energy102.398298
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 CID/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 3919 3620 51.27      
2 A 3250 3002 5.55      
3 A 3165 2923 22.22      
4 A 2485 2296 0.34      
5 A 1587 1466 1.88      
6 A 1491 1378 55.31      
7 A 1453 1342 4.32      
8 A 1285 1187 22.15      
9 A 1172 1082 101.83      
10 A 1043 963 27.12      
11 A 945 873 24.93      
12 A 607 561 1.84      
13 A 409 377 70.85      
14 A 324 299 107.40      
15 A 224 207 10.34      

Unscaled Zero Point Vibrational Energy (zpe) 11678.6 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 10787.5 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 CID/6-31G*
ABC
1.13199 0.16163 0.14675

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.574 0.589 0.038
C2 0.825 0.110 -0.005
O3 -1.499 -0.454 -0.114
H4 -0.717 1.144 0.967
H5 -0.734 1.274 -0.790
H6 -1.427 -1.049 0.639
N7 1.910 -0.277 -0.014

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47951.40221.09181.08641.94202.6312
C21.47952.39412.09612.09792.61321.1519
O31.40222.39412.08162.00690.96223.4153
H41.09182.09612.08161.76212.32853.1438
H51.08642.09792.00691.76212.81393.1619
H61.94202.61320.96222.32852.81393.4867
N72.63121.15193.41533.14383.16193.4867

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.560 C1 O3 H6 109.016
C2 C1 O3 112.334 C2 C1 H4 108.269
C2 C1 H5 108.723 O3 C1 H4 112.565
O3 C1 H5 106.812 H4 C1 H5 107.988
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability