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All results from a given calculation for C2H4N2S2 (Ethanedithioamide)

using model chemistry: MP2/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at MP2/CEP-121G*
 hartrees
Energy at 0K-53.402699
Energy at 298.15K 
HF Energy-52.546328
Nuclear repulsion energy114.167759
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/CEP-121G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3698 3524 0.00      
2 Ag 3511 3346 0.00      
3 Ag 1653 1575 0.00      
4 Ag 1441 1373 0.00      
5 Ag 1337 1273 0.00      
6 Ag 960 915 0.00      
7 Ag 676 644 0.00      
8 Ag 416 397 0.00      
9 Ag 333 317 0.00      
10 Au 634 604 1.88      
11 Au 358 341 73.80      
12 Au 246 235 354.17      
13 Au 95i 91i 8.38      
14 Bg 640 609 0.00      
15 Bg 623 594 0.00      
16 Bg 170 162 0.00      
17 Bu 3700 3525 193.99      
18 Bu 3516 3350 245.35      
19 Bu 1621 1545 466.12      
20 Bu 1430 1363 358.88      
21 Bu 1228 1170 96.72      
22 Bu 896 853 29.87      
23 Bu 452 431 0.50      
24 Bu 277 264 22.70      

Unscaled Zero Point Vibrational Energy (zpe) 14860.2 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 14158.8 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/CEP-121G*
ABC
0.14780 0.05278 0.03889

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.040 0.770 0.000
C2 0.040 -0.770 0.000
S3 1.308 1.750 0.000
S4 -1.308 -1.750 0.000
N5 -1.308 1.229 0.000
N6 1.308 -1.229 0.000
H7 -2.078 0.562 0.000
H8 -1.475 2.229 0.000
H9 2.078 -0.562 0.000
H10 1.475 -2.229 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 S4 N5 N6 H7 H8 H9 H10
C11.54181.66712.82091.34802.41112.04822.04602.50243.3597
C21.54182.82091.66712.41111.34802.50243.35972.04822.0460
S31.66712.82094.36992.66712.97943.58842.82362.43733.9826
S42.82091.66714.36992.97942.66712.43733.98263.58842.8236
N51.34802.41112.66712.97943.58951.01901.01353.83054.4385
N62.41111.34802.97942.66713.58953.83054.43851.01901.0135
H72.04822.50243.58842.43731.01903.83051.77254.30554.5180
H82.04603.35972.82363.98261.01354.43851.77254.51805.3452
H92.50242.04822.43733.58843.83051.01904.30554.51801.7725
H103.35972.04603.98262.82364.43851.01354.51805.34521.7725

picture of Ethanedithioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S4 123.020 C1 C2 N6 112.927
C1 N5 H7 119.186 C1 N5 H8 119.413
C2 C1 S3 123.020 C2 C1 N5 112.927
C2 N6 H9 119.186 C2 N6 H10 119.413
S3 C1 N5 124.053 S4 C2 N6 124.053
H7 N5 H8 121.402 H9 N6 H10 121.402
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability