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

using model chemistry: wB97X-D/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at wB97X-D/TZVP
 hartrees
Energy at 0K-876.209920
Energy at 298.15K 
HF Energy-876.209920
Nuclear repulsion energy202.127845
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 wB97X-D/TZVP
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 3085 2946 0.00      
2 Ag 2739 2615 0.00      
3 Ag 1496 1428 0.00      
4 Ag 1358 1296 0.00      
5 Ag 1110 1060 0.00      
6 Ag 899 858 0.00      
7 Ag 743 709 0.00      
8 Ag 284 272 0.00      
9 Au 3159 3016 8.44      
10 Au 1148 1096 5.85      
11 Au 780 745 2.82      
12 Au 110 105 0.11      
13 Au 129i 123i 58.72      
14 Bg 3137 2996 0.00      
15 Bg 1313 1254 0.00      
16 Bg 977 933 0.00      
17 Bg 71i 68i 0.00      
18 Bu 3093 2954 24.77      
19 Bu 2739 2616 9.82      
20 Bu 1495 1427 6.90      
21 Bu 1269 1212 53.32      
22 Bu 889 849 3.13      
23 Bu 730 698 8.41      
24 Bu 198 189 8.69      

Unscaled Zero Point Vibrational Energy (zpe) 16273.9 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 15541.5 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 wB97X-D/TZVP
ABC
0.84160 0.05050 0.04851

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/TZVP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.485 0.585 0.000
C2 -0.485 -0.585 0.000
S3 0.485 -2.140 0.000
S4 -0.485 2.140 0.000
H5 -0.572 -2.974 0.000
H6 0.572 2.974 0.000
H7 -1.116 -0.548 0.888
H8 -1.116 -0.548 -0.888
H9 1.116 0.548 0.888
H10 1.116 0.548 -0.888

Atom - Atom Distances (Å)
  C1 C2 S3 S4 H5 H6 H7 H8 H9 H10
C11.51982.72421.83303.71242.39102.15322.15321.08961.0896
C21.51981.83302.72422.39103.71241.08961.08962.15322.1532
S32.72421.83304.38771.34685.11432.42572.42572.90012.9001
S41.83302.72424.38775.11431.34682.90012.90012.42572.4257
H53.71242.39101.34685.11436.05702.63982.63984.00554.0055
H62.39103.71245.11431.34686.05704.00554.00552.63982.6398
H72.15321.08962.42572.90012.63984.00551.77592.48653.0556
H82.15321.08962.42572.90012.63984.00551.77593.05562.4865
H91.08962.15322.90012.42574.00552.63982.48653.05561.7759
H101.08962.15322.90012.42574.00552.63983.05562.48651.7759

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 108.320 C1 C2 H7 110.118
C1 C2 H8 110.118 C1 S4 H6 96.313
C2 C1 S4 108.320 C2 C1 H9 110.118
C2 C1 H10 110.118 C2 S3 H5 96.313
S3 C2 H7 109.553 S3 C2 H8 109.553
S4 C1 H9 109.553 S4 C1 H10 109.553
H7 C2 H8 109.165 H9 C1 H10 109.165
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.297      
2 C -0.297      
3 S -0.117      
4 S -0.117      
5 H 0.092      
6 H 0.092      
7 H 0.161      
8 H 0.161      
9 H 0.161      
10 H 0.161      


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 -40.013 7.304 0.000
y 7.304 -39.638 0.000
z 0.000 0.000 -42.963
Traceless
 xyz
x 1.288 7.304 0.000
y 7.304 1.850 0.000
z 0.000 0.000 -3.138
Polar
3z2-r2-6.275
x2-y2-0.375
xy7.304
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.823 -0.749 0.000
y -0.749 11.835 0.000
z 0.000 0.000 6.100


<r2> (average value of r2) Å2
<r2> 214.781
(<r2>)1/2 14.655