return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: QCISD/6-31G*

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/6-31G*
 hartrees
Energy at 0K-531.190194
Energy at 298.15K 
HF Energy-530.607761
Nuclear repulsion energy154.512199
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/6-31G*
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 3729 3552 41.83      
2 A 3602 3430 82.25      
3 A 3209 3056 2.39      
4 A 3131 2982 12.57      
5 A 3066 2920 15.38      
6 A 1686 1606 183.12      
7 A 1534 1461 10.22      
8 A 1534 1461 11.94      
9 A 1459 1389 51.36      
10 A 1434 1366 257.37      
11 A 1365 1300 36.52      
12 A 1066 1015 0.07      
13 A 1049 999 27.68      
14 A 1020 971 10.22      
15 A 742 707 9.03      
16 A 617 587 13.25      
17 A 514 490 5.59      
18 A 435 414 0.89      
19 A 386 368 2.03      
20 A 219 209 236.14      
21 A 33 31 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 15915.2 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 15156.0 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/6-31G*
ABC
0.32464 0.16365 0.11109

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.277 0.058 -0.000
S2 -1.372 -0.115 -0.000
C3 1.241 -1.108 0.000
N4 0.884 1.265 0.001
H5 0.691 -2.050 -0.005
H6 1.888 -1.064 -0.886
H7 1.880 -1.070 0.892
H8 1.891 1.360 -0.004
H9 0.320 2.105 -0.001

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.65831.51291.35052.14812.15432.15392.07332.0467
S21.65832.79542.64452.82853.50973.50533.58092.7907
C31.51292.79542.39911.09041.09831.09832.55173.3418
N41.35052.64452.39913.31982.68692.68981.01151.0119
H52.14812.82851.09043.31981.78331.78323.61424.1707
H62.15433.50971.09832.68691.78331.77832.57953.6448
H72.15393.50531.09832.68981.78321.77832.58913.6480
H82.07333.58092.55171.01153.61422.57952.58911.7389
H92.04672.79073.34181.01194.17073.64483.64801.7389

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.149 C1 C3 H6 110.172
C1 C3 H7 110.135 C1 N4 H8 122.103
C1 N4 H9 119.393 S2 C1 C3 123.586
S2 C1 N4 122.702 C3 C1 N4 113.712
H5 C3 H6 109.127 H5 C3 H7 109.118
H6 C3 H7 108.099 H8 N4 H9 118.502
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability