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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: QCISD/aug-cc-pVTZ

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

Conformer 2 (C1)

Jump to S1C1
Energy calculated at QCISD/aug-cc-pVTZ
 hartrees
Energy at 0K-207.623636
Energy at 298.15K 
HF Energy-206.850488
Nuclear repulsion energy102.166789
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 QCISD/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD/aug-cc-pVTZ
ABC
1.12883 0.16082 0.14596

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.573 0.591 0.038
C2 0.825 0.111 -0.006
O3 -1.508 -0.452 -0.111
H4 -0.714 1.145 0.970
H5 -0.731 1.276 -0.792
H6 -1.401 -1.071 0.615
N7 1.914 -0.278 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47921.40911.09241.08801.94512.6347
C21.47922.40272.09512.09742.59601.1558
O31.40912.40272.08522.01390.96033.4279
H41.09242.09512.08521.76652.34733.1458
H51.08802.09742.01391.76652.81813.1646
H61.94512.59600.96032.34732.81813.4663
N72.63471.15583.42793.14583.16463.4663

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.558 C1 O3 H6 108.876
C2 C1 O3 112.562 C2 C1 H4 108.178
C2 C1 H5 108.613 O3 C1 H4 112.316
O3 C1 H5 106.805 H4 C1 H5 108.223
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability