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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: CISD/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CISD/6-311+G(3df,2p)
 hartrees
Energy at 0K-531.319694
Energy at 298.15K 
HF Energy-530.692158
Nuclear repulsion energy156.331228
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 CISD/6-311+G(3df,2p)
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 3873 3570 56.85      
2 A 3738 3446 83.96      
3 A 3284 3027 1.50      
4 A 3202 2952 7.36      
5 A 3138 2893 14.42      
6 A 1725 1590 187.16      
7 A 1557 1436 8.23      
8 A 1551 1430 16.43      
9 A 1480 1364 46.86      
10 A 1447 1333 364.97      
11 A 1397 1288 26.43      
12 A 1086 1001 0.25      
13 A 1067 984 39.98      
14 A 1047 965 20.20      
15 A 771 711 12.84      
16 A 642 591 6.80      
17 A 547 504 2.00      
18 A 446 411 0.99      
19 A 394 363 2.63      
20 A 375 346 176.30      
21 A 25 23 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16395.0 cm-1
Scaled (by 0.9218) Zero Point Vibrational Energy (zpe) 15112.9 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 CISD/6-311+G(3df,2p)
ABC
0.33039 0.16801 0.11371

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.273 0.061 0.000
S2 -1.354 -0.117 -0.000
C3 1.229 -1.097 0.000
N4 0.867 1.256 -0.000
H5 0.691 -2.030 0.002
H6 1.863 -1.050 -0.880
H7 1.867 -1.048 0.877
H8 1.859 1.346 0.000
H9 0.308 2.082 -0.000

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.63651.50171.33492.13172.13042.13062.04152.0211
S21.63652.76282.61142.79993.46353.46563.53062.7563
C31.50172.76282.38061.07681.08531.08532.52243.3092
N41.33492.61142.38063.29032.66202.66030.99620.9969
H52.13172.79991.07683.29031.76371.76383.57164.1289
H62.13043.46351.08532.66201.76371.75642.55253.6057
H72.13063.46561.08532.66031.76381.75642.54913.6046
H82.04153.53062.52240.99623.57162.55252.54911.7168
H92.02112.75633.30920.99694.12893.60573.60461.7168

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.447 C1 C3 H6 109.828
C1 C3 H7 109.848 C1 N4 H8 121.594
C1 N4 H9 119.461 S2 C1 C3 123.321
S2 C1 N4 122.681 C3 C1 N4 113.998
H5 C3 H6 109.317 H5 C3 H7 109.327
H6 C3 H7 108.032 H8 N4 H9 118.946
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability