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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-531.269327
Energy at 298.15K 
HF Energy-530.658706
Nuclear repulsion energy154.605509
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/6-311G*
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 3751 3591 29.52      
2 A 3623 3468 66.01      
3 A 3180 3045 3.05      
4 A 3105 2973 14.73      
5 A 3040 2911 17.66      
6 A 1715 1642 156.81      
7 A 1516 1451 12.45      
8 A 1516 1451 17.58      
9 A 1443 1382 50.23      
10 A 1417 1356 299.11      
11 A 1365 1307 27.05      
12 A 1053 1008 5.15      
13 A 1039 995 24.58      
14 A 1027 983 15.34      
15 A 742 710 8.21      
16 A 606 580 14.49      
17 A 504 482 14.31      
18 A 436 417 0.71      
19 A 385 368 0.88      
20 A 208 200 255.42      
21 A 51 49 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 15860.2 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 15184.5 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/6-311G*
ABC
0.32468 0.16379 0.11118

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.275 0.060 -0.007
S2 -1.372 -0.116 0.002
C3 1.242 -1.106 0.000
N4 0.883 1.267 -0.024
H5 0.710 -2.042 -0.164
H6 2.003 -0.981 -0.780
H7 1.753 -1.156 0.971
H8 1.879 1.354 0.086
H9 0.319 2.097 0.061

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.65591.51501.35132.15242.16052.14912.06342.0384
S21.65592.79502.64452.84083.57063.43253.56872.7855
C31.51502.79502.40001.08951.09731.09792.54283.3336
N41.35132.64452.40003.31642.62252.75981.00651.0065
H52.15242.84081.08953.31641.78331.77823.60084.1634
H62.16053.57061.09732.62251.78331.77762.49323.6071
H72.14913.43251.09792.75981.77821.77762.66453.6692
H82.06343.56872.54281.00653.60082.49322.66451.7277
H92.03842.78553.33361.00654.16343.60713.66921.7277

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.400 C1 C3 H6 110.575
C1 C3 H7 109.640 C1 N4 H8 121.427
C1 N4 H9 118.936 S2 C1 C3 123.582
S2 C1 N4 122.821 C3 C1 N4 113.597
H5 C3 H6 109.268 H5 C3 H7 108.765
H6 C3 H7 108.141 H8 N4 H9 118.240
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability