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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: HF/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 HF/3-21G*
 hartrees
Energy at 0K-528.030725
Energy at 298.15K 
HF Energy-528.030725
Nuclear repulsion energy155.405121
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 HF/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 3869 3492 62.37 65.46 0.73 0.84
2 A 3745 3380 92.27 101.29 0.16 0.27
3 A 3344 3018 0.80 36.76 0.67 0.81
4 A 3248 2932 10.16 83.66 0.75 0.86
5 A 3197 2886 10.78 129.65 0.06 0.11
6 A 1828 1650 157.88 7.85 0.68 0.81
7 A 1658 1496 12.53 17.81 0.75 0.86
8 A 1646 1486 12.14 22.43 0.71 0.83
9 A 1565 1412 13.49 8.94 0.54 0.70
10 A 1486 1342 416.50 1.86 0.06 0.11
11 A 1437 1297 49.25 5.65 0.54 0.70
12 A 1171 1057 8.05 1.16 0.75 0.86
13 A 1137 1026 28.78 2.80 0.37 0.54
14 A 1047 945 66.26 2.92 0.49 0.66
15 A 789 712 267.23 0.44 0.75 0.86
16 A 752 679 19.02 11.98 0.13 0.23
17 A 617 557 74.00 2.38 0.75 0.86
18 A 561 506 24.37 5.02 0.75 0.86
19 A 466 421 1.45 2.64 0.70 0.82
20 A 407 367 3.24 2.55 0.68 0.81
21 A 67 60 0.26 0.42 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17017.9 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 15360.3 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 HF/3-21G*
ABC
0.32613 0.16578 0.11219

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.277 0.068 0.000
S2 -1.364 -0.116 0.000
C3 1.235 -1.109 -0.000
N4 0.877 1.261 -0.000
H5 0.686 -2.035 0.000
H6 1.868 -1.065 -0.881
H7 1.868 -1.065 0.881
H8 1.870 1.355 0.000
H9 0.321 2.091 -0.000

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.65131.51781.33502.14222.14262.14262.04792.0236
S21.65132.78202.63002.80733.48163.48163.55312.7771
C31.51782.78202.39711.07631.08551.08552.54453.3284
N41.33502.63002.39713.30122.67742.67740.99820.9990
H52.14222.80731.07633.30121.76481.76483.59054.1421
H62.14263.48161.08552.67741.76481.76122.57493.6236
H72.14263.48161.08552.67741.76481.76122.57483.6236
H82.04793.55312.54450.99823.59052.57492.57481.7155
H92.02362.77713.32840.99904.14213.62363.62361.7155

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.179 C1 C3 H6 109.664
C1 C3 H7 109.664 C1 N4 H8 122.073
C1 N4 H9 119.529 S2 C1 C3 122.720
S2 C1 N4 123.098 C3 C1 N4 114.182
H5 C3 H6 109.440 H5 C3 H7 109.437
H6 C3 H7 108.429 H8 N4 H9 118.398
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.234      
2 S -0.201      
3 C -0.657      
4 N -0.872      
5 H 0.272      
6 H 0.236      
7 H 0.236      
8 H 0.365      
9 H 0.388      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  5.024 1.408 0.000 5.217
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.649 0.937 0.000
y 0.937 -28.110 -0.000
z 0.000 -0.000 -34.170
Traceless
 xyz
x -0.509 0.937 0.000
y 0.937 4.800 -0.000
z 0.000 -0.000 -4.291
Polar
3z2-r2-8.581
x2-y2-3.539
xy0.937
xz0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.798 0.718 0.000
y 0.718 5.296 0.000
z 0.000 0.000 3.271


<r2> (average value of r2) Å2
<r2> 108.284
(<r2>)1/2 10.406