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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: CISD/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 CISD/6-31G
 hartrees
Energy at 0K-530.862008
Energy at 298.15K 
HF Energy-530.531728
Nuclear repulsion energy152.616395
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/6-31G
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 3790 3554 39.95      
2 A 3658 3430 86.28      
3 A 3234 3033 2.35      
4 A 3148 2952 15.30      
5 A 3086 2894 16.60      
6 A 1768 1658 161.36      
7 A 1572 1474 11.92      
8 A 1569 1471 10.30      
9 A 1502 1409 16.02      
10 A 1465 1374 325.31      
11 A 1407 1320 79.02      
12 A 1113 1043 2.56      
13 A 1089 1021 15.85      
14 A 1030 966 44.72      
15 A 728 683 236.78      
16 A 716 672 26.82      
17 A 562 528 81.58      
18 A 520 487 39.95      
19 A 443 416 1.65      
20 A 389 365 2.71      
21 A 27 25 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 16407.4 cm-1
Scaled (by 0.9378) Zero Point Vibrational Energy (zpe) 15386.8 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 CISD/6-31G
ABC
0.31968 0.15803 0.10791

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.307 0.063 -0.007
S2 -1.401 -0.107 0.000
C3 1.246 -1.126 0.000
N4 0.912 1.269 0.001
H5 0.688 -2.042 -0.187
H6 2.022 -1.014 -0.767
H7 1.738 -1.208 0.978
H8 1.914 1.367 -0.006
H9 0.351 2.105 0.014

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.71581.51561.34892.14752.16392.15272.06932.0423
S21.71582.83582.69092.85363.62323.46653.62742.8221
C31.51562.83582.41831.08871.09761.09762.58113.3528
N41.34892.69092.41833.32402.65232.78781.00681.0066
H52.14752.85361.08873.32401.78141.77653.62734.1658
H62.16393.62321.09762.65231.78141.77902.50203.6236
H72.15273.46651.09762.78781.77651.77902.76213.7185
H82.06933.62742.58111.00683.62732.50202.76211.7279
H92.04232.82213.35281.00664.16583.62363.71851.7279

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.016 C1 C3 H6 110.782
C1 C3 H7 109.893 C1 N4 H8 122.236
C1 N4 H9 119.524 S2 C1 C3 122.581
S2 C1 N4 122.357 C3 C1 N4 115.055
H5 C3 H6 109.138 H5 C3 H7 108.691
H6 C3 H7 108.271 H8 N4 H9 118.240
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability