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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: QCISD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/cc-pVTZ
 hartrees
Energy at 0K-531.449366
Energy at 298.15K 
HF Energy-530.696731
Nuclear repulsion energy155.177469
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 QCISD/cc-pVTZ
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 3763 3596 45.07      
2 A 3626 3465 73.77      
3 A 3194 3052 2.10      
4 A 3118 2979 10.43      
5 A 3054 2918 16.23      
6 A 1660 1587 169.46      
7 A 1509 1442 8.76      
8 A 1502 1435 14.95      
9 A 1428 1364 71.85      
10 A 1403 1341 237.62      
11 A 1350 1290 26.75      
12 A 1052 1006 1.15      
13 A 1030 985 30.04      
14 A 1009 964 13.89      
15 A 741 708 8.27      
16 A 622 594 6.27      
17 A 517 494 3.93      
18 A 426 407 0.92      
19 A 376 359 2.68      
20 A 260 249 168.10      
21 A 41 39 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 15841.7 cm-1
Scaled (by 0.9555) Zero Point Vibrational Energy (zpe) 15136.7 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 QCISD/cc-pVTZ
ABC
0.32664 0.16517 0.11199

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.277 0.060 -0.007
S2 -1.366 -0.114 0.000
C3 1.235 -1.105 -0.000
N4 0.880 1.262 -0.002
H5 0.701 -2.030 -0.185
H6 2.008 -0.971 -0.759
H7 1.723 -1.167 0.975
H8 1.879 1.348 -0.001
H9 0.316 2.091 0.020

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.65281.50811.34502.13992.15032.13482.05572.0316
S21.65282.78332.63472.82443.56353.40553.55972.7735
C31.50812.78332.39381.08381.09181.09192.53693.3258
N41.34502.63472.39383.30232.61392.74971.00241.0031
H52.13992.82441.08383.30231.77781.77083.58284.1441
H62.15033.56351.09182.61391.77781.76772.44333.5843
H72.13483.40551.09192.74971.77081.76772.70223.6744
H82.05573.55972.53691.00243.58282.44332.70221.7308
H92.03162.77353.32581.00314.14413.58433.67441.7308

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.227 C1 C3 H6 110.580
C1 C3 H7 109.341 C1 N4 H8 121.574
C1 N4 H9 119.095 S2 C1 C3 123.356
S2 C1 N4 122.686 C3 C1 N4 113.952
H5 C3 H6 109.597 H5 C3 H7 108.953
H6 C3 H7 108.096 H8 N4 H9 119.322
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability