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

using model chemistry: B3LYP/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-178.610307
Energy at 298.15K-178.620684
Nuclear repulsion energy195.842060
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/LANL2DZ
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 3087 2968 0.00      
2 Ag 3043 2925 0.00      
3 Ag 2502 2405 0.00      
4 Ag 1520 1461 0.00      
5 Ag 1503 1445 0.00      
6 Ag 1404 1349 0.00      
7 Ag 1305 1254 0.00      
8 Ag 1112 1068 0.00      
9 Ag 1066 1024 0.00      
10 Ag 829 797 0.00      
11 Ag 715 687 0.00      
12 Ag 329 316 0.00      
13 Ag 201 193 0.00      
14 Au 3164 3041 83.48      
15 Au 3110 2989 29.06      
16 Au 1327 1276 2.20      
17 Au 1118 1075 1.88      
18 Au 907 872 2.99      
19 Au 770 740 13.73      
20 Au 158 152 44.22      
21 Au 87 83 17.22      
22 Au 49 47 8.60      
23 Bg 3159 3037 0.00      
24 Bg 3086 2967 0.00      
25 Bg 1339 1287 0.00      
26 Bg 1270 1220 0.00      
27 Bg 1054 1013 0.00      
28 Bg 800 769 0.00      
29 Bg 153 147 0.00      
30 Bg 124 119 0.00      
31 Bu 3089 2969 73.78      
32 Bu 3050 2932 29.40      
33 Bu 2502 2405 86.50      
34 Bu 1533 1474 11.02      
35 Bu 1501 1443 4.64      
36 Bu 1366 1313 51.80      
37 Bu 1272 1222 23.95      
38 Bu 1063 1021 2.96      
39 Bu 858 825 5.10      
40 Bu 680 654 7.95      
41 Bu 379 364 10.64      
42 Bu 99 95 4.38      

Unscaled Zero Point Vibrational Energy (zpe) 28840.4 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 27721.4 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/LANL2DZ
ABC
0.46263 0.01798 0.01754

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.339 3.248 0.000
S2 -1.339 -3.248 0.000
C3 1.429 1.339 0.000
C4 -1.429 -1.339 0.000
C5 0.000 0.774 0.000
C6 0.000 -0.774 0.000
H7 2.699 3.482 0.000
H8 -2.699 -3.482 0.000
H9 -0.539 1.144 0.884
H10 -0.539 1.144 -0.884
H11 0.539 -1.144 0.884
H12 0.539 -1.144 -0.884
H13 -1.977 -1.023 -0.893
H14 -1.977 -1.023 0.893
H15 1.977 1.023 -0.893
H16 1.977 1.023 0.893

Atom - Atom Distances (Å)
  S1 S2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
S17.02681.91105.35792.81344.23921.37967.84892.95622.95624.55074.55075.48065.48062.48092.4809
S27.02685.35791.91104.23922.81347.84891.37964.55074.55072.95622.95622.48092.48095.48065.4806
C31.91105.35793.91681.53672.55092.49116.34712.16622.16622.78172.78174.23994.23991.09451.0945
C45.35791.91103.91682.55091.53676.34712.49112.78172.78172.16622.16621.09451.09454.23994.2399
C52.81344.23921.53672.55091.54803.82355.03981.09951.09952.17932.17932.81682.81682.18352.1835
C64.23922.81342.55091.53671.54805.03983.82352.17932.17931.09951.09952.18352.18352.81682.8168
H71.37967.84892.49116.34713.82355.03988.81154.09094.09095.18135.18136.55426.55422.71432.7143
H87.84891.37966.34712.49115.03983.82358.81155.18135.18134.09094.09092.71432.71436.55426.5542
H92.95624.55072.16622.78171.09952.17934.09095.18131.76842.52843.08553.14972.60033.08262.5187
H102.95624.55072.16622.78171.09952.17934.09095.18131.76843.08552.52842.60033.14972.51873.0826
H114.55072.95622.78172.16622.17931.09955.18134.09092.52843.08551.76843.08262.51873.14972.6003
H124.55072.95622.78172.16622.17931.09955.18134.09093.08552.52841.76842.51873.08262.60033.1497
H135.48062.48094.23991.09452.81682.18356.55422.71433.14972.60033.08262.51871.78634.45174.7967
H145.48062.48094.23991.09452.81682.18356.55422.71432.60033.14972.51873.08261.78634.79674.4517
H152.48095.48061.09454.23992.18352.81682.71436.55423.08262.51873.14972.60034.45174.79671.7863
H162.48095.48061.09454.23992.18352.81682.71436.55422.51873.08262.60033.14974.79674.45171.7863

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 108.896 S1 C3 H15 108.181
S1 C3 H16 108.181 S2 C4 C6 108.896
S2 C4 H13 108.181 S2 C4 H14 108.181
C3 S1 H7 97.089 C3 C5 C6 111.580
C3 C5 H9 109.399 C3 C5 H10 109.399
C4 S2 H8 97.089 C4 C6 C5 111.580
C4 C6 H11 109.399 C4 C6 H12 109.399
C5 C3 H15 111.054 C5 C3 H16 111.054
C5 C6 H11 109.644 C5 C6 H12 109.644
C6 C4 H13 111.054 C6 C4 H14 111.054
C6 C5 H9 109.644 C6 C5 H10 109.644
H9 C5 H10 107.066 H11 C6 H12 107.066
H13 C4 H14 109.384 H15 C3 H16 109.384
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.047      
2 S -0.047      
3 C -0.643      
4 C -0.643      
5 C -0.265      
6 C -0.265      
7 H 0.078      
8 H 0.078      
9 H 0.197      
10 H 0.197      
11 H 0.197      
12 H 0.197      
13 H 0.241      
14 H 0.241      
15 H 0.241      
16 H 0.241      


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 -43.040 3.717 0.000
y 3.717 -66.953 0.000
z 0.000 0.000 -54.286
Traceless
 xyz
x 17.579 3.717 0.000
y 3.717 -18.290 0.000
z 0.000 0.000 0.710
Polar
3z2-r21.420
x2-y223.913
xy3.717
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.833 2.303 0.000
y 2.303 15.357 0.000
z 0.000 0.000 6.236


<r2> (average value of r2) Å2
<r2> 306.891
(<r2>)1/2 17.518