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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: MP3/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 MP3/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at MP3/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP3/cc-pVTZ
 hartrees
Energy at 0K-207.600102
Energy at 298.15K-207.603489
HF Energy-206.848383
Nuclear repulsion energy102.516608
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 MP3/cc-pVTZ
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 3929 3712 54.01      
2 A 3172 2997 2.91      
3 A 3098 2927 18.54      
4 A 2431 2296 0.36      
5 A 1521 1437 2.81      
6 A 1450 1370 48.27      
7 A 1409 1331 2.64      
8 A 1257 1188 15.48      
9 A 1136 1073 97.17      
10 A 1010 954 20.50      
11 A 918 867 17.85      
12 A 593 560 1.58      
13 A 382 361 36.29      
14 A 303 286 103.39      
15 A 218 206 12.34      

Unscaled Zero Point Vibrational Energy (zpe) 11413.8 cm-1
Scaled (by 0.9447) Zero Point Vibrational Energy (zpe) 10782.6 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 MP3/cc-pVTZ
ABC
1.14028 0.16162 0.14676

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.572 0.587 0.038
C2 0.825 0.108 -0.006
O3 -1.506 -0.449 -0.110
H4 -0.707 1.145 0.965
H5 -0.724 1.274 -0.790
H6 -1.396 -1.065 0.614
N7 1.908 -0.276 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47781.40311.09031.08571.93392.6262
C21.47782.39922.08912.09102.58721.1486
O31.40312.39922.08212.01050.95643.4192
H41.09032.08912.08211.75962.34083.1330
H51.08572.09102.01051.75962.80873.1506
H61.93392.58720.95642.34082.80873.4541
N72.62621.14863.41923.13303.15063.4541

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.629 C1 O3 H6 108.610
C2 C1 O3 112.747 C2 C1 H4 107.927
C2 C1 H5 108.345 O3 C1 H4 112.638
O3 C1 H5 107.075 H4 C1 H5 107.929
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability