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

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-876.305092
Energy at 298.15K-876.311102
Nuclear repulsion energy201.577919
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 B3LYP/aug-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 Ag 3057 2958 0.00      
2 Ag 2674 2588 0.00      
3 Ag 1493 1444 0.00      
4 Ag 1322 1279 0.00      
5 Ag 1092 1056 0.00      
6 Ag 879 851 0.00      
7 Ag 728 704 0.00      
8 Ag 276 267 0.00      
9 Au 3123 3021 4.49      
10 Au 1123 1086 4.09      
11 Au 779 754 3.13      
12 Au 128 124 9.21      
13 Au 61 59 26.74      
14 Bg 3100 2999 0.00      
15 Bg 1299 1257 0.00      
16 Bg 967 936 0.00      
17 Bg 125 121 0.00      
18 Bu 3067 2967 21.17      
19 Bu 2675 2588 3.64      
20 Bu 1497 1449 6.31      
21 Bu 1244 1204 40.11      
22 Bu 884 855 1.97      
23 Bu 698 675 8.31      
24 Bu 198 191 6.29      

Unscaled Zero Point Vibrational Energy (zpe) 16244.4 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 15716.4 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 B3LYP/aug-cc-pVTZ
ABC
0.84079 0.05013 0.04816

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.486 0.585 0.000
C2 -0.486 -0.585 0.000
S3 0.486 -2.152 0.000
S4 -0.486 2.152 0.000
H5 -0.567 -2.989 0.000
H6 0.567 2.989 0.000
H7 -1.116 -0.557 0.886
H8 -1.116 -0.557 -0.886
H9 1.116 0.557 0.886
H10 1.116 0.557 -0.886

Atom - Atom Distances (Å)
  C1 C2 S3 S4 H5 H6 H7 H8 H9 H10
C11.52082.73691.84373.72562.40522.15812.15811.08801.0880
C21.52081.84372.73692.40523.72561.08801.08802.15812.1581
S32.73691.84374.41211.34485.14132.42792.42792.91952.9195
S41.84372.73694.41215.14131.34482.91952.91952.42792.4279
H53.72562.40521.34485.14136.08422.64562.64564.02424.0242
H62.40523.72565.14131.34486.08424.02424.02422.64562.6456
H72.15811.08802.42792.91952.64564.02421.77272.49543.0609
H82.15811.08802.42792.91952.64564.02421.77273.06092.4954
H91.08802.15812.91952.42794.02422.64562.49543.06091.7727
H101.08802.15812.91952.42794.02422.64563.06092.49541.7727

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 108.487 C1 C2 H7 110.531
C1 C2 H8 110.531 C1 S4 H6 96.682
C2 C1 S4 108.487 C2 C1 H9 110.531
C2 C1 H10 110.531 C2 S3 H5 96.682
S3 C2 H7 109.078 S3 C2 H8 109.078
S4 C1 H9 109.078 S4 C1 H10 109.078
H7 C2 H8 109.105 H9 C1 H10 109.105
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.283      
2 C -0.283      
3 S -0.205      
4 S -0.205      
5 H 0.053      
6 H 0.053      
7 H 0.218      
8 H 0.218      
9 H 0.218      
10 H 0.218      


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
Primitive
 xyz
x -40.234 6.400 0.000
y 6.400 -41.139 0.000
z 0.000 0.000 -43.455
Traceless
 xyz
x 2.064 6.400 0.000
y 6.400 0.705 0.000
z 0.000 0.000 -2.769
Polar
3z2-r2-5.538
x2-y20.906
xy6.400
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.370 -0.751 0.000
y -0.751 13.848 0.000
z 0.000 0.000 8.912


<r2> (average value of r2) Å2
<r2> 216.539
(<r2>)1/2 14.715