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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: CCD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCD/3-21G
 hartrees
Energy at 0K-528.299408
Energy at 298.15K 
HF Energy-527.927818
Nuclear repulsion energy152.422013
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 CCD/3-21G
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 3641 3540 35.93      
2 A 3516 3419 94.53      
3 A 3174 3086 1.37      
4 A 3088 3002 12.96      
5 A 3035 2951 12.96      
6 A 1732 1684 140.50      
7 A 1570 1527 10.57      
8 A 1564 1520 10.49      
9 A 1470 1429 11.46      
10 A 1425 1386 376.59      
11 A 1362 1324 37.96      
12 A 1094 1064 1.57      
13 A 1072 1043 22.88      
14 A 982 954 49.68      
15 A 707 687 162.77      
16 A 694 675 19.51      
17 A 558 543 107.72      
18 A 513 498 39.70      
19 A 435 423 1.81      
20 A 378 368 2.82      
21 A 62 60 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 16035.4 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 15591.2 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 CCD/3-21G
ABC
0.31890 0.15774 0.10770

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.304 0.068 0.000
S2 -1.401 -0.111 -0.000
C3 1.254 -1.126 -0.000
N4 0.906 1.271 0.000
H5 0.676 -2.053 0.001
H6 1.895 -1.097 -0.894
H7 1.896 -1.097 0.893
H8 1.917 1.367 -0.000
H9 0.338 2.113 -0.000

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.71431.52641.34512.15392.16582.16592.07122.0445
S21.71432.84222.68982.84343.55483.55543.63262.8232
C31.52642.84222.42251.09191.10061.10062.58033.3659
N41.34512.68982.42253.33202.71792.71731.01531.0155
H52.15392.84341.09193.33201.78871.78873.63844.1793
H62.16583.55481.10062.71791.78871.78702.62193.6780
H72.16593.55541.10062.71731.78871.78702.62093.6777
H82.07123.63262.58031.01533.63842.62192.62091.7461
H92.04452.82323.36591.01554.17933.67803.67771.7461

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 109.576 C1 C3 H6 110.007
C1 C3 H7 110.010 C1 N4 H8 122.048
C1 N4 H9 119.358 S2 C1 C3 122.470
S2 C1 N4 122.629 C3 C1 N4 114.900
H5 C3 H6 109.337 H5 C3 H7 109.336
H6 C3 H7 108.553 H8 N4 H9 118.593
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability