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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-531.149719
Energy at 298.15K 
HF Energy-530.607852
Nuclear repulsion energy154.978452
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 3742 3529 50.92      
2 A 3605 3399 91.16      
3 A 3251 3066 1.15      
4 A 3178 2997 9.06      
5 A 3102 2925 12.32      
6 A 1682 1586 189.63      
7 A 1547 1459 12.57      
8 A 1546 1458 10.97      
9 A 1459 1376 82.39      
10 A 1446 1364 234.35      
11 A 1368 1290 24.06      
12 A 1070 1009 0.02      
13 A 1056 996 26.80      
14 A 1024 966 2.51      
15 A 761 718 4.34      
16 A 617 582 11.50      
17 A 516 486 10.12      
18 A 437 412 0.73      
19 A 391 368 1.64      
20 A 210 198 232.73      
21 A 34 32 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 16021.0 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 15107.8 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
0.32566 0.16503 0.11183

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 0.271 0.056 -0.000
S2 -1.366 -0.113 -0.000
C3 1.234 -1.107 0.000
N4 0.883 1.262 0.001
H5 0.684 -2.046 -0.003
H6 1.878 -1.066 -0.885
H7 1.874 -1.070 0.888
H8 1.890 1.353 -0.003
H9 0.321 2.104 -0.001

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.64641.50991.35232.14242.15092.15062.07442.0477
S21.64642.78372.63682.81783.49583.49313.57172.7857
C31.50992.78372.39501.08791.09551.09552.54633.3378
N41.35232.63682.39503.31412.68272.68441.01121.0120
H52.14242.81781.08793.31411.77851.77853.60684.1652
H62.15093.49581.09552.68271.77851.77322.57523.6408
H72.15063.49311.09552.68441.77851.77322.58183.6430
H82.07443.57172.54631.01123.60682.57522.58181.7397
H92.04772.78573.33781.01204.16523.64083.64301.7397

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.048 C1 C3 H6 110.272
C1 C3 H7 110.250 C1 N4 H8 122.074
C1 N4 H9 119.323 S2 C1 C3 123.694
S2 C1 N4 122.820 C3 C1 N4 113.486
H5 C3 H6 109.083 H5 C3 H7 109.081
H6 C3 H7 108.064 H8 N4 H9 118.601
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability