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

using model chemistry: B3LYPultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B3LYPultrafine/6-31G*
 hartrees
Energy at 0K-954.822288
Energy at 298.15K-954.832866
Nuclear repulsion energy333.135745
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 B3LYPultrafine/6-31G*
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 3069 2940 0.00      
2 Ag 3037 2910 0.00      
3 Ag 2679 2566 0.00      
4 Ag 1522 1458 0.00      
5 Ag 1520 1456 0.00      
6 Ag 1419 1359 0.00      
7 Ag 1302 1248 0.00      
8 Ag 1112 1065 0.00      
9 Ag 1055 1011 0.00      
10 Ag 859 823 0.00      
11 Ag 755 724 0.00      
12 Ag 334 320 0.00      
13 Ag 205 196 0.00      
14 Au 3125 2994 53.04      
15 Au 3086 2956 15.27      
16 Au 1336 1280 1.30      
17 Au 1123 1076 3.51      
18 Au 907 868 2.40      
19 Au 753 722 4.31      
20 Au 186 178 33.62      
21 Au 100 96 13.71      
22 Au 55 53 6.54      
23 Bg 3121 2990 0.00      
24 Bg 3067 2938 0.00      
25 Bg 1351 1294 0.00      
26 Bg 1273 1220 0.00      
27 Bg 1059 1014 0.00      
28 Bg 792 758 0.00      
29 Bg 182 174 0.00      
30 Bg 135 129 0.00      
31 Bu 3071 2942 68.19      
32 Bu 3044 2916 16.94      
33 Bu 2679 2566 54.79      
34 Bu 1540 1475 2.82      
35 Bu 1516 1452 3.86      
36 Bu 1372 1314 48.70      
37 Bu 1254 1202 39.58      
38 Bu 1054 1010 1.48      
39 Bu 891 853 3.75      
40 Bu 721 691 5.92      
41 Bu 387 371 5.99      
42 Bu 101 97 3.86      

Unscaled Zero Point Vibrational Energy (zpe) 29074.3 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 27853.2 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 B3LYPultrafine/6-31G*
ABC
0.47606 0.01851 0.01806

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.476 3.126 0.000
S2 -1.476 -3.126 0.000
C3 1.476 1.278 0.000
C4 -1.476 -1.278 0.000
C5 0.033 0.768 0.000
C6 -0.033 -0.768 0.000
H7 2.817 3.287 0.000
H8 -2.817 -3.287 0.000
H9 -0.491 1.160 0.881
H10 -0.491 1.160 -0.881
H11 0.491 -1.160 0.881
H12 0.491 -1.160 -0.881
H13 -2.006 -0.920 -0.888
H14 -2.006 -0.920 0.888
H15 2.006 0.920 -0.888
H16 2.006 0.920 0.888

Atom - Atom Distances (Å)
  S1 S2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
S16.91391.84795.30182.76484.17581.35057.71732.91732.91734.48544.48545.41115.41112.43682.4368
S26.91395.30181.84794.17582.76487.71731.35054.48544.48542.91732.91732.43682.43685.41115.4111
C31.84795.30183.90481.53052.54202.41546.26652.15882.15882.77342.77344.21224.21221.09451.0945
C45.30181.84793.90482.54201.53056.26652.41542.77342.77342.15882.15881.09451.09454.21224.2122
C52.76484.17581.53052.54201.53653.75464.95611.09801.09802.16872.16872.79172.79172.16892.1689
C64.17582.76482.54201.53051.53654.95613.75462.16872.16871.09801.09802.16892.16892.79172.7917
H71.35057.71732.41546.26653.75464.95618.65794.03034.03035.09555.09556.46116.46112.65542.6554
H87.71731.35056.26652.41544.95613.75468.65795.09555.09554.03034.03032.65542.65546.46116.4611
H92.91734.48542.15882.77341.09802.16874.03035.09551.76212.52033.07523.12252.57313.07002.5091
H102.91734.48542.15882.77341.09802.16874.03035.09551.76213.07522.52032.57313.12252.50913.0700
H114.48542.91732.77342.15882.16871.09805.09554.03032.52033.07521.76213.07002.50913.12252.5731
H124.48542.91732.77342.15882.16871.09805.09554.03033.07522.52031.76212.50913.07002.57313.1225
H135.41112.43684.21221.09452.79172.16896.46112.65543.12252.57313.07002.50911.77584.41374.7576
H145.41112.43684.21221.09452.79172.16896.46112.65542.57313.12252.50913.07001.77584.75764.4137
H152.43685.41111.09454.21222.16892.79172.65546.46113.07002.50913.12252.57314.41374.75761.7758
H162.43685.41111.09454.21222.16892.79172.65546.46112.50913.07002.57313.12254.75764.41371.7758

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 109.486 S1 C3 H15 109.118
S1 C3 H16 109.118 S2 C4 C6 109.486
S2 C4 H13 109.118 S2 C4 H14 109.118
C3 S1 H7 96.855 C3 C5 C6 111.956
C3 C5 H9 109.329 C3 C5 H10 109.329
C4 S2 H8 96.855 C4 C6 C5 111.956
C4 C6 H11 109.329 C4 C6 H12 109.329
C5 C3 H15 110.328 C5 C3 H16 110.328
C5 C6 H11 109.684 C5 C6 H12 109.684
C6 C4 H13 110.328 C6 C4 H14 110.328
C6 C5 H9 109.684 C6 C5 H10 109.684
H9 C5 H10 106.716 H11 C6 H12 106.716
H13 C4 H14 108.432 H15 C3 H16 108.432
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.085      
2 S -0.085      
3 C -0.401      
4 C -0.401      
5 C -0.268      
6 C -0.268      
7 H 0.091      
8 H 0.091      
9 H 0.156      
10 H 0.156      
11 H 0.156      
12 H 0.156      
13 H 0.175      
14 H 0.175      
15 H 0.175      
16 H 0.175      


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 -44.465 2.407 0.000
y 2.407 -66.742 0.000
z 0.000 0.000 -55.884
Traceless
 xyz
x 16.848 2.407 0.000
y 2.407 -16.568 0.000
z 0.000 0.000 -0.280
Polar
3z2-r2-0.560
x2-y222.277
xy2.407
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.999 2.436 0.000
y 2.436 14.305 0.000
z 0.000 0.000 8.240


<r2> (average value of r2) Å2
<r2> 539.594
(<r2>)1/2 23.229