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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-531.203203
Energy at 298.15K 
HF Energy-530.625115
Nuclear repulsion energy155.059620
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 MP2/6-31+G**
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 3796 3571 53.00      
2 A 3647 3430 80.97      
3 A 3264 3070 1.77      
4 A 3200 3009 10.48      
5 A 3116 2931 17.60      
6 A 1682 1582 173.89      
7 A 1526 1436 11.82      
8 A 1525 1434 11.48      
9 A 1444 1358 21.92      
10 A 1421 1337 359.86      
11 A 1358 1277 19.52      
12 A 1059 996 9.92      
13 A 1039 977 32.53      
14 A 1023 962 3.07      
15 A 763 718 3.17      
16 A 583 549 3.13      
17 A 479 451 35.60      
18 A 438 412 1.14      
19 A 387 364 0.96      
20 A 76 71 0.35      
21 A 178i 168i 183.96      

Unscaled Zero Point Vibrational Energy (zpe) 15823.0 cm-1
Scaled (by 0.9406) Zero Point Vibrational Energy (zpe) 14883.1 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 MP2/6-31+G**
ABC
0.32487 0.16543 0.11191

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.271 0.055 -0.013
S2 -1.365 -0.109 0.001
C3 1.228 -1.111 0.001
N4 0.889 1.263 -0.003
H5 0.718 -2.014 -0.318
H6 2.081 -0.928 -0.654
H7 1.600 -1.264 1.016
H8 1.893 1.346 -0.000
H9 0.335 2.104 0.039

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.64411.50911.35642.13902.15722.13712.07282.0499
S21.64412.77962.63882.84043.60173.34033.56802.7906
C31.50912.77962.39811.08471.09151.09152.54583.3370
N41.35642.63882.39813.29622.57712.81541.00711.0082
H52.13902.84041.08473.29621.77481.76693.57354.1508
H62.15723.60171.09152.57711.77481.76992.37333.5664
H72.13713.34031.09152.81541.76691.76992.81553.7274
H82.07283.56802.54581.00713.57352.37332.81551.7330
H92.04992.79063.33701.00824.15083.56643.72741.7330

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.029 C1 C3 H6 111.075
C1 C3 H7 109.479 C1 N4 H8 121.862
C1 N4 H9 119.476 S2 C1 C3 123.593
S2 C1 N4 122.865 C3 C1 N4 113.520
H5 C3 H6 109.292 H5 C3 H7 108.571
H6 C3 H7 108.339 H8 N4 H9 118.616
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability