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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: CCSD/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 CCSD/6-31G*
 hartrees
Energy at 0K-531.188125
Energy at 298.15K 
HF Energy-530.607858
Nuclear repulsion energy154.676308
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 CCSD/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 3733 3525 42.92      
2 A 3605 3404 86.27      
3 A 3214 3035 2.17      
4 A 3135 2960 11.97      
5 A 3070 2899 14.91      
6 A 1688 1594 192.41      
7 A 1535 1450 14.36      
8 A 1535 1450 10.41      
9 A 1460 1379 60.46      
10 A 1439 1358 273.46      
11 A 1370 1294 32.82      
12 A 1068 1008 0.07      
13 A 1051 993 30.20      
14 A 1024 967 10.85      
15 A 749 708 9.63      
16 A 618 583 13.26      
17 A 517 488 5.87      
18 A 436 412 0.89      
19 A 388 366 2.12      
20 A 222 209 236.34      
21 A 37 35 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 15946.2 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 15058.0 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 CCSD/6-31G*
ABC
0.32499 0.16414 0.11135

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.275 0.059 0.000
S2 -1.370 -0.114 -0.000
C3 1.238 -1.108 -0.000
N4 0.883 1.264 0.000
H5 0.688 -2.049 0.001
H6 1.881 -1.067 -0.889
H7 1.882 -1.066 0.888
H8 1.890 1.358 -0.000
H9 0.320 2.104 -0.000

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.65481.51241.34962.14742.15332.15332.07222.0459
S21.65482.79142.64132.82483.50293.50363.57712.7888
C31.51242.79142.39771.09011.09801.09802.54983.3404
N41.34962.64132.39773.31812.68692.68641.01131.0117
H52.14742.82481.09013.31811.78291.78293.61204.1690
H62.15333.50291.09802.68691.78291.77782.58263.6448
H72.15333.50361.09802.68641.78291.77782.58153.6445
H82.07223.57712.54981.01133.61202.58262.58151.7387
H92.04592.78883.34041.01174.16903.64483.64451.7387

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.142 C1 C3 H6 110.139
C1 C3 H7 110.143 C1 N4 H8 122.084
C1 N4 H9 119.405 S2 C1 C3 123.549
S2 C1 N4 122.758 C3 C1 N4 113.693
H5 C3 H6 109.136 H5 C3 H7 109.137
H6 C3 H7 108.103 H8 N4 H9 118.511
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability