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All results from a given calculation for CH2SHCH2SH (1,2-Ethanedithiol)

using model chemistry: CID/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-874.712505
Energy at 298.15K-874.718844
HF Energy-874.240261
Nuclear repulsion energy202.990209
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 CID/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Ag 3190 2947 0.00      
2 Ag 2834 2618 0.00      
3 Ag 1588 1467 0.00      
4 Ag 1445 1335 0.00      
5 Ag 1166 1077 0.00      
6 Ag 965 892 0.00      
7 Ag 789 729 0.00      
8 Ag 299 276 0.00      
9 Au 3261 3012 10.98      
10 Au 1209 1116 4.39      
11 Au 822 760 3.02      
12 Au 155 143 29.03      
13 Au 91 84 31.86      
14 Bg 3241 2994 0.00      
15 Bg 1378 1273 0.00      
16 Bg 1045 966 0.00      
17 Bg 163 150 0.00      
18 Bu 3196 2952 26.36      
19 Bu 2833 2617 36.30      
20 Bu 1590 1468 6.61      
21 Bu 1341 1238 58.84      
22 Bu 954 881 7.87      
23 Bu 781 722 5.82      
24 Bu 213 197 8.65      

Unscaled Zero Point Vibrational Energy (zpe) 17273.6 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 15955.6 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 CID/6-31G*
ABC
0.84730 0.05092 0.04891

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.761 0.000
C2 0.000 -0.761 0.000
S3 1.727 -1.343 0.000
S4 -1.727 1.343 0.000
H5 1.452 -2.651 0.000
H6 -1.452 2.651 0.000
H7 -0.513 -1.133 0.884
H8 -0.513 -1.133 -0.884
H9 0.513 1.133 0.884
H10 0.513 1.133 -0.884

Atom - Atom Distances (Å)
  C1 C2 S3 S4 H5 H6 H7 H8 H9 H10
C11.52142.72191.82283.70762.38342.15162.15161.08761.0876
C21.52141.82282.72192.38343.70761.08761.08762.15162.1516
S32.72191.82284.37581.33635.10472.41742.41742.89572.8957
S41.82282.72194.37585.10471.33632.89572.89572.41742.4174
H53.70762.38341.33635.10476.04482.63582.63583.99723.9972
H62.38343.70765.10471.33636.04483.99723.99722.63582.6358
H72.15161.08762.41742.89572.63583.99721.76822.48663.0512
H82.15161.08762.41742.89572.63583.99721.76823.05122.4866
H91.08762.15162.89572.41743.99722.63582.48663.05121.7682
H101.08762.15162.89572.41743.99722.63583.05122.48661.7682

picture of 1,2-Ethanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.629 C1 C2 H7 109.995
C1 C2 H8 109.995 C1 S4 H6 96.748
C2 C1 S4 108.629 C2 C1 H9 109.995
C2 C1 H10 109.995 C2 S3 H5 96.748
S3 C2 H7 109.729 S3 C2 H8 109.729
S4 C1 H9 109.729 S4 C1 H10 109.729
H7 C2 H8 108.755 H9 C1 H10 108.755
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability