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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: MP2=FULL/Def2TZVPP

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 MP2=FULL/Def2TZVPP
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/Def2TZVPP
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/Def2TZVPP
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP2=FULL/Def2TZVPP
 hartrees
Energy at 0K-207.676249
Energy at 298.15K-207.679577
HF Energy-206.854050
Nuclear repulsion energy102.173307
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 MP2=FULL/Def2TZVPP
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 57.46 55.29 0.19 0.32
2 A 3172 3172 1.68 66.35 0.44 0.61
3 A 3091 3091 17.90 115.30 0.09 0.17
4 A 2212 2212 6.23 42.01 0.19 0.32
5 A 1510 1510 3.19 7.71 0.65 0.79
6 A 1428 1428 36.90 3.24 0.75 0.86
7 A 1387 1387 2.55 3.20 0.74 0.85
8 A 1243 1243 16.72 2.43 0.43 0.61
9 A 1098 1098 97.70 5.39 0.28 0.44
10 A 1001 1001 21.80 0.47 0.24 0.39
11 A 912 912 16.27 3.27 0.09 0.16
12 A 580 580 1.87 1.64 0.17 0.30
13 A 371 371 46.90 0.74 0.71 0.83
14 A 295 295 92.11 2.43 0.75 0.85
15 A 211 211 11.53 3.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11180.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11180.9 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 MP2=FULL/Def2TZVPP
ABC
1.12276 0.16145 0.14632

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.573 0.592 0.038
C2 0.818 0.119 -0.006
O3 -1.505 -0.455 -0.109
H4 -0.716 1.148 0.964
H5 -0.736 1.271 -0.791
H6 -1.374 -1.077 0.611
N7 1.914 -0.280 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.46921.40941.08921.08441.93822.6356
C21.46922.39452.08552.08752.57221.1667
O31.40942.39452.08432.00920.96063.4244
H41.08922.08552.08431.75902.34743.1483
H51.08442.08752.00921.75902.80883.1672
H61.93822.57220.96062.34742.80883.4409
N72.63561.16673.42443.14833.16723.4409

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.239 C1 O3 H6 108.231
C2 C1 O3 112.559 C2 C1 H4 108.295
C2 C1 H5 108.737 O3 C1 H4 112.426
O3 C1 H5 106.625 H4 C1 H5 108.045
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability