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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: CCSD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-169.548713
Energy at 298.15K-169.552638
HF Energy-168.913939
Nuclear repulsion energy 
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 CCSD/aug-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' 3875 3704 84.61      
2 A' 3268 3123 2.42      
3 A' 3141 3002 4.07      
4 A' 1732 1655 2.14      
5 A' 1469 1404 16.99      
6 A' 1371 1311 71.61      
7 A' 1195 1142 10.92      
8 A' 948 906 100.86      
9 A' 539 515 6.63      
10 A" 997 953 32.00      
11 A" 803 768 4.47      
12 A" 406 388 126.55      

Unscaled Zero Point Vibrational Energy (zpe) 9871.6 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 9435.3 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 CCSD/aug-cc-pVTZ
ABC
2.29070 0.39870 0.33959

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.135 -0.030 0.000
N2 0.000 0.541 0.000
O3 -1.029 -0.406 0.000
H4 1.242 -1.110 0.000
H5 2.000 0.616 0.000
H6 -1.820 0.138 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27022.19601.08531.07972.9592
N21.27021.39802.06562.00111.8636
O32.19601.39802.37733.19640.9597
H41.08532.06562.37731.88543.3060
H51.07972.00113.19641.88543.8491
H62.95921.86360.95973.30603.8491

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 110.690 N2 C1 H4 122.354
N2 C1 H5 116.533 N2 O3 H6 102.871
H4 C1 H5 121.112
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability