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

using model chemistry: B1B95/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B1B95/aug-cc-pVDZ
 hartrees
Energy at 0K-876.256163
Energy at 298.15K-876.262388
Nuclear repulsion energy 
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 B1B95/aug-cc-pVDZ
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 3096 2966 0.00      
2 Ag 2720 2605 0.00      
3 Ag 1467 1405 0.00      
4 Ag 1312 1256 0.00      
5 Ag 1118 1071 0.00      
6 Ag 898 860 0.00      
7 Ag 744 713 0.00      
8 Ag 279 268 0.00      
9 Au 3176 3043 4.25      
10 Au 1112 1065 4.23      
11 Au 769 737 2.56      
12 Au 172 165 26.11      
13 Au 87 83 13.49      
14 Bg 3154 3021 0.00      
15 Bg 1284 1230 0.00      
16 Bg 958 917 0.00      
17 Bg 174 167 0.00      
18 Bu 3105 2974 21.67      
19 Bu 2720 2606 3.16      
20 Bu 1465 1403 6.64      
21 Bu 1217 1166 37.11      
22 Bu 880 843 1.27      
23 Bu 732 701 8.47      
24 Bu 195 187 6.68      

Unscaled Zero Point Vibrational Energy (zpe) 16416.7 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 15725.6 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 B1B95/aug-cc-pVDZ
ABC
0.84007 0.05084 0.04883

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.485 0.582 0.000
C2 -0.485 -0.582 0.000
S3 0.485 -2.136 0.000
S4 -0.485 2.136 0.000
H5 -0.573 -2.975 0.000
H6 0.573 2.975 0.000
H7 -1.116 -0.550 0.892
H8 -1.116 -0.550 -0.892
H9 1.116 0.550 0.892
H10 1.116 0.550 -0.892

Atom - Atom Distances (Å)
  C1 C2 S3 S4 H5 H6 H7 H8 H9 H10
C11.51472.71791.83133.71092.39452.15372.15371.09361.0936
C21.51471.83132.71792.39453.71091.09361.09362.15372.1537
S32.71791.83134.38021.35045.11152.42372.42372.89932.8993
S41.83132.71794.38025.11151.35042.89932.89932.42372.4237
H53.71092.39451.35045.11156.05932.64062.64064.00904.0090
H62.39453.71095.11151.35046.05934.00904.00902.64062.6406
H72.15371.09362.42372.89932.64064.00901.78482.48783.0618
H82.15371.09362.42372.89932.64064.00901.78483.06182.4878
H91.09362.15372.89932.42374.00902.64062.48783.06181.7848
H101.09362.15372.89932.42374.00902.64063.06182.48781.7848

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 108.267 C1 C2 H7 110.274
C1 C2 H8 110.274 C1 S4 H6 96.462
C2 C1 S4 108.267 C2 C1 H9 110.274
C2 C1 H10 110.274 C2 S3 H5 96.462
S3 C2 H7 109.313 S3 C2 H8 109.313
S4 C1 H9 109.313 S4 C1 H10 109.313
H7 C2 H8 109.375 H9 C1 H10 109.375
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.318      
2 C 0.318      
3 S 0.149      
4 S 0.149      
5 H 0.072      
6 H 0.072      
7 H -0.270      
8 H -0.270      
9 H -0.270      
10 H -0.270      


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


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.119 -0.726 0.000
y -0.726 13.471 0.000
z 0.000 0.000 8.540


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000