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

using model chemistry: MP2/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at MP2/6-311G**
 hartrees
Energy at 0K-953.284723
Energy at 298.15K-953.295355
HF Energy-952.404741
Nuclear repulsion energy336.065334
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 MP2/6-311G**
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 3098 2943 0.00      
2 Ag 3067 2914 0.00      
3 Ag 2801 2661 0.00      
4 Ag 1511 1436 0.00      
5 Ag 1510 1435 0.00      
6 Ag 1424 1353 0.00      
7 Ag 1324 1258 0.00      
8 Ag 1137 1080 0.00      
9 Ag 1095 1041 0.00      
10 Ag 886 842 0.00      
11 Ag 807 767 0.00      
12 Ag 341 324 0.00      
13 Ag 212 202 0.00      
14 Au 3166 3008 37.50      
15 Au 3131 2975 10.36      
16 Au 1342 1276 2.58      
17 Au 1136 1079 9.40      
18 Au 924 878 3.89      
19 Au 776 737 3.83      
20 Au 156 148 28.70      
21 Au 88 84 14.45      
22 Au 53 50 10.22      
23 Bg 3162 3005 0.00      
24 Bg 3113 2958 0.00      
25 Bg 1347 1280 0.00      
26 Bg 1286 1222 0.00      
27 Bg 1084 1030 0.00      
28 Bg 811 771 0.00      
29 Bg 160 152 0.00      
30 Bg 121 115 0.00      
31 Bu 3099 2945 57.84      
32 Bu 3074 2920 15.30      
33 Bu 2801 2661 12.09      
34 Bu 1527 1451 4.07      
35 Bu 1507 1432 3.69      
36 Bu 1382 1314 57.27      
37 Bu 1255 1192 27.34      
38 Bu 1086 1032 0.40      
39 Bu 920 874 4.98      
40 Bu 769 731 2.06      
41 Bu 400 380 3.29      
42 Bu 101 96 3.19      

Unscaled Zero Point Vibrational Energy (zpe) 29493.4 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 28024.7 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 MP2/6-311G**
ABC
0.47864 0.01889 0.01842

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.480 3.083 0.000
S2 -1.480 -3.083 0.000
C3 1.480 1.261 0.000
C4 -1.480 -1.261 0.000
C5 0.038 0.763 0.000
C6 -0.038 -0.763 0.000
H7 2.807 3.232 0.000
H8 -2.807 -3.232 0.000
H9 -0.482 1.155 0.883
H10 -0.482 1.155 -0.883
H11 0.482 -1.155 0.883
H12 0.482 -1.155 -0.883
H13 -1.995 -0.890 -0.890
H14 -1.995 -0.890 0.890
H15 1.995 0.890 -0.890
H16 1.995 0.890 0.890

Atom - Atom Distances (Å)
  S1 S2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
S16.83911.82215.25602.73124.13471.33537.63232.88892.88894.44214.44215.35275.35272.42182.4218
S26.83915.25601.82214.13472.73127.63231.33534.44214.44212.88892.88892.42182.42185.35275.3527
C31.82215.25603.88811.52562.52972.37646.20972.15422.15422.75862.75864.18254.18251.09311.0931
C45.25601.82213.88812.52971.52566.20972.37642.75862.75862.15422.15421.09311.09314.18254.1825
C52.73124.13471.52562.52971.52883.70984.90451.09681.09682.15812.15812.76732.76732.15402.1540
C64.13472.73122.52971.52561.52884.90453.70982.15812.15811.09681.09682.15402.15402.76732.7673
H71.33537.63232.37646.20973.70984.90458.56143.98903.98905.04265.04266.39086.39082.63352.6335
H87.63231.33536.20972.37644.90453.70988.56145.04265.04263.98903.98902.63352.63356.39086.3908
H92.88894.44212.15422.75861.09682.15813.98905.04261.76582.50323.06333.10082.54383.05792.4913
H102.88894.44212.15422.75861.09682.15813.98905.04261.76583.06332.50322.54383.10082.49133.0579
H114.44212.88892.75862.15422.15811.09685.04263.98902.50323.06331.76583.05792.49133.10082.5438
H124.44212.88892.75862.15422.15811.09685.04263.98903.06332.50321.76582.49133.05792.54383.1008
H135.35272.42184.18251.09312.76732.15406.39082.63353.10082.54383.05792.49131.78044.36914.7179
H145.35272.42184.18251.09312.76732.15406.39082.63352.54383.10082.49133.05791.78044.71794.3691
H152.42185.35271.09314.18252.15402.76732.63356.39083.05792.49133.10082.54384.36914.71791.7804
H162.42185.35271.09314.18252.15402.76732.63356.39082.49133.05792.54383.10084.71794.36911.7804

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 109.020 S1 C3 H15 109.807
S1 C3 H16 109.807 S2 C4 C6 109.020
S2 C4 H13 109.807 S2 C4 H14 109.807
C3 S1 H7 96.417 C3 C5 C6 111.835
C3 C5 H9 109.375 C3 C5 H10 109.375
C4 S2 H8 96.417 C4 C6 C5 111.835
C4 C6 H11 109.375 C4 C6 H12 109.375
C5 C3 H15 109.573 C5 C3 H16 109.573
C5 C6 H11 109.464 C5 C6 H12 109.464
C6 C4 H13 109.573 C6 C4 H14 109.573
C6 C5 H9 109.464 C6 C5 H10 109.464
H9 C5 H10 107.216 H11 C6 H12 107.216
H13 C4 H14 109.048 H15 C3 H16 109.048
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability