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: MP2/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G**
 hartrees
Energy at 0K-531.192369
Energy at 298.15K 
HF Energy-530.621106
Nuclear repulsion energy155.169995
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 MP2/6-31G**
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 3814 3572 49.17      
2 A 3664 3432 86.83      
3 A 3280 3072 1.76      
4 A 3207 3003 10.51      
5 A 3125 2926 14.12      
6 A 1686 1579 182.64      
7 A 1544 1446 14.49      
8 A 1542 1444 9.07      
9 A 1452 1360 109.03      
10 A 1442 1351 203.11      
11 A 1365 1278 21.43      
12 A 1064 996 0.02      
13 A 1054 987 28.69      
14 A 1024 959 1.71      
15 A 761 713 4.14      
16 A 615 576 10.83      
17 A 514 481 9.27      
18 A 436 408 0.60      
19 A 389 364 1.60      
20 A 224 209 213.65      
21 A 34 32 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 16117.2 cm-1
Scaled (by 0.9365) Zero Point Vibrational Energy (zpe) 15093.8 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 MP2/6-31G**
ABC
0.32676 0.16516 0.11200

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.270 0.056 0.000
S2 -1.366 -0.112 -0.000
C3 1.232 -1.107 -0.000
N4 0.886 1.260 0.000
H5 0.685 -2.043 0.002
H6 1.870 -1.067 -0.884
H7 1.873 -1.065 0.882
H8 1.888 1.344 0.000
H9 0.328 2.098 -0.000

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.64491.50921.35212.13972.14532.14542.06772.0422
S21.64492.78202.63692.81753.48803.48953.56492.7840
C31.50922.78202.39211.08351.09111.09112.53723.3296
N41.35212.63692.39213.30882.67652.67531.00571.0064
H52.13972.81751.08353.30881.77201.77203.59384.1557
H62.14533.48801.09112.67651.77201.76592.56763.6293
H72.14543.48951.09112.67531.77201.76592.56533.6286
H82.06773.56492.53721.00573.59382.56762.56531.7327
H92.04222.78403.32961.00644.15573.62933.62861.7327

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.153 C1 C3 H6 110.145
C1 C3 H7 110.153 C1 N4 H8 121.872
C1 N4 H9 119.239 S2 C1 C3 123.716
S2 C1 N4 122.949 C3 C1 N4 113.335
H5 C3 H6 109.152 H5 C3 H7 109.152
H6 C3 H7 108.045 H8 N4 H9 118.890
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability