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All results from a given calculation for C4H10S2 (1,4-Butanedithiol)

using model chemistry: B3LYP/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 B3LYP/cc-pVDZ
 hartrees
Energy at 0K-954.867300
Energy at 298.15K-954.877861
Nuclear repulsion energy332.599086
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/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 3047 2956 0.00      
2 Ag 3018 2927 0.00      
3 Ag 2667 2587 0.00      
4 Ag 1468 1424 0.00      
5 Ag 1466 1422 0.00      
6 Ag 1390 1348 0.00      
7 Ag 1258 1220 0.00      
8 Ag 1106 1073 0.00      
9 Ag 1058 1026 0.00      
10 Ag 853 828 0.00      
11 Ag 751 728 0.00      
12 Ag 334 324 0.00      
13 Ag 205 198 0.00      
14 Au 3106 3013 52.55      
15 Au 3066 2974 15.67      
16 Au 1308 1269 1.12      
17 Au 1091 1058 3.11      
18 Au 886 860 1.73      
19 Au 752 730 3.92      
20 Au 182 176 27.05      
21 Au 99 96 10.51      
22 Au 53 51 5.07      
23 Bg 3102 3009 0.00      
24 Bg 3048 2957 0.00      
25 Bg 1322 1283 0.00      
26 Bg 1245 1207 0.00      
27 Bg 1027 996 0.00      
28 Bg 782 758 0.00      
29 Bg 177 171 0.00      
30 Bg 133 129 0.00      
31 Bu 3049 2958 64.80      
32 Bu 3023 2933 19.90      
33 Bu 2667 2587 20.23      
34 Bu 1485 1441 2.78      
35 Bu 1463 1419 1.44      
36 Bu 1334 1294 30.94      
37 Bu 1216 1180 35.46      
38 Bu 1053 1022 0.21      
39 Bu 883 856 2.31      
40 Bu 716 694 5.65      
41 Bu 386 374 4.98      
42 Bu 100 97 2.92      

Unscaled Zero Point Vibrational Energy (zpe) 28685.7 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 27825.1 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/cc-pVDZ
ABC
0.47411 0.01847 0.01802

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.330 3.195 0.000
S2 -1.330 -3.195 0.000
C3 1.415 1.346 0.000
C4 -1.415 -1.346 0.000
C5 0.000 0.767 0.000
C6 0.000 -0.767 0.000
H7 2.670 3.414 0.000
H8 -2.670 -3.414 0.000
H9 -0.547 1.139 0.885
H10 -0.547 1.139 -0.885
H11 0.547 -1.139 0.885
H12 0.547 -1.139 -0.885
H13 -1.967 -1.015 -0.893
H14 -1.967 -1.015 0.893
H15 1.967 1.015 -0.893
H16 1.967 1.015 0.893

Atom - Atom Distances (Å)
  S1 S2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
S16.92171.85175.30582.76814.17981.35797.72542.92062.92064.49284.49285.42135.42132.44142.4414
S26.92175.30581.85174.17982.76817.72541.35794.49284.49282.92062.92062.44142.44145.42135.4213
C31.85175.30583.90501.52842.54292.41966.27222.16172.16172.77702.77704.21994.21991.10121.1012
C45.30581.85173.90502.54291.52846.27222.41962.77702.77702.16172.16171.10121.10124.21994.2199
C52.76814.17981.52842.54291.53473.75954.96121.10471.10472.17202.17202.80072.80072.17482.1748
C64.17982.76812.54291.52841.53474.96123.75952.17202.17201.10471.10472.17482.17482.80072.8007
H71.35797.72542.41966.27223.75954.96128.66834.03774.03775.10165.10166.47426.47422.65512.6551
H87.72541.35796.27222.41964.96123.75958.66835.10165.10164.03774.03772.65512.65516.47426.4742
H92.92064.49282.16172.77701.10472.17204.03775.10161.77002.52733.08553.13362.58033.08182.5172
H102.92064.49282.16172.77701.10472.17204.03775.10161.77003.08552.52732.58033.13362.51723.0818
H114.49282.92062.77702.16172.17201.10475.10164.03772.52733.08551.77003.08182.51723.13362.5803
H124.49282.92062.77702.16172.17201.10475.10164.03773.08552.52731.77002.51723.08182.58033.1336
H135.42132.44144.21991.10122.80072.17486.47422.65513.13362.58033.08182.51721.78614.42734.7740
H145.42132.44144.21991.10122.80072.17486.47422.65512.58033.13362.51723.08181.78614.77404.4273
H152.44145.42131.10124.21992.17482.80072.65516.47423.08182.51723.13362.58034.42734.77401.7861
H162.44145.42131.10124.21992.17482.80072.65516.47422.51723.08182.58033.13364.77404.42731.7861

picture of 1,4-Butanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C3 C5 109.589 S1 C3 H15 108.871
S1 C3 H16 108.871 S2 C4 C6 109.589
S2 C4 H13 108.871 S2 C4 H14 108.871
C3 S1 H7 96.643 C3 C5 C6 112.230
C3 C5 H9 109.308 C3 C5 H10 109.308
C4 S2 H8 96.643 C4 C6 C5 112.230
C4 C6 H11 109.308 C4 C6 H12 109.308
C5 C3 H15 110.539 C5 C3 H16 110.539
C5 C6 H11 109.677 C5 C6 H12 109.677
C6 C4 H13 110.539 C6 C4 H14 110.539
C6 C5 H9 109.677 C6 C5 H10 109.677
H9 C5 H10 106.474 H11 C6 H12 106.474
H13 C4 H14 108.389 H15 C3 H16 108.389
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.098      
2 S -0.098      
3 C -0.104      
4 C -0.104      
5 C -0.010      
6 C -0.010      
7 H 0.067      
8 H 0.067      
9 H 0.024      
10 H 0.024      
11 H 0.024      
12 H 0.024      
13 H 0.049      
14 H 0.049      
15 H 0.049      
16 H 0.049      


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 -45.483 3.125 0.000
y 3.125 -64.647 0.000
z 0.000 0.000 -55.613
Traceless
 xyz
x 14.647 3.125 0.000
y 3.125 -14.099 0.000
z 0.000 0.000 -0.548
Polar
3z2-r2-1.097
x2-y219.164
xy3.125
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.593 2.474 0.000
y 2.474 15.252 0.000
z 0.000 0.000 8.089


<r2> (average value of r2) Å2
<r2> 540.484
(<r2>)1/2 23.248