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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: QCISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-492.058244
Energy at 298.15K-492.061726
HF Energy-491.595341
Nuclear repulsion energy93.923864
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3753 3601 51.28      
2 A' 3604 3458 80.38      
3 A' 3131 3004 28.72      
4 A' 1643 1577 208.80      
5 A' 1485 1425 161.51      
6 A' 1326 1272 132.13      
7 A' 1145 1098 17.82      
8 A' 893 856 12.30      
9 A' 434 417 1.85      
10 A" 972 933 22.76      
11 A" 625 600 2.95      
12 A" 179 172 195.84      

Unscaled Zero Point Vibrational Energy (zpe) 9595.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9205.4 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 QCISD/cc-pVDZ
ABC
2.05587 0.19933 0.18171

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.644 0.000
S2 -0.782 -0.813 0.000
N3 1.338 0.825 0.000
H4 -0.552 1.601 0.000
H5 1.947 0.013 0.000
H6 1.747 1.751 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.65311.35031.10432.04682.0683
S21.65312.67872.42422.85103.6011
N31.35032.67872.04271.01501.0125
H41.10432.42422.04272.96042.3034
H52.04682.85101.01502.96041.7498
H62.06833.60111.01252.30341.7498

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.168 C1 N3 H6 121.517
S2 C1 N3 125.927 S2 C1 H4 121.810
H5 N3 H6 119.315
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability