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All results from a given calculation for C3H8S2 (1,3-Propanedithiol)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A1
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-915.366366
Energy at 298.15K-915.374821
Nuclear repulsion energy266.926272
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 B3PW91/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3082 2948 53.90      
2 A1 3067 2934 0.17      
3 A1 2715 2597 13.36      
4 A1 1528 1462 3.18      
5 A1 1516 1450 0.01      
6 A1 1321 1263 39.02      
7 A1 1112 1064 3.21      
8 A1 862 825 1.15      
9 A1 799 765 1.61      
10 A1 298 285 0.39      
11 A1 127 122 0.22      
12 A2 3129 2993 0.00      
13 A2 1345 1287 0.00      
14 A2 1131 1082 0.00      
15 A2 848 811 0.00      
16 A2 189 181 0.00      
17 A2 95 91 0.00      
18 B1 3143 3007 33.90      
19 B1 3107 2973 0.01      
20 B1 1294 1238 2.77      
21 B1 1036 991 4.93      
22 B1 764 730 4.79      
23 B1 180 172 47.26      
24 B1 103 99 0.01      
25 B2 3074 2941 3.35      
26 B2 2715 2597 33.68      
27 B2 1510 1445 4.20      
28 B2 1401 1341 20.86      
29 B2 1257 1202 15.10      
30 B2 1076 1029 0.00      
31 B2 907 868 0.08      
32 B2 717 686 3.50      
33 B2 329 315 8.82      

Unscaled Zero Point Vibrational Energy (zpe) 22887.2 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 21896.2 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 B3PW91/6-31G*
ABC
0.47555 0.03035 0.02900

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.164
C2 0.000 1.259 -0.700
C3 0.000 -1.259 -0.700
H4 0.882 0.000 0.816
H5 -0.882 0.000 0.816
S6 0.000 2.737 0.386
S7 0.000 -2.737 0.386
H8 0.000 3.656 -0.600
H9 0.000 -3.656 -0.600
H10 0.889 1.280 -1.340
H11 -0.889 1.280 -1.340
H12 -0.889 -1.280 -1.340
H13 0.889 -1.280 -1.340

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 S6 S7 H8 H9 H10 H11 H12 H13
C11.52741.52741.09691.09692.74602.74603.73513.73512.16562.16562.16562.1656
C21.52742.51832.15932.15931.83414.14122.39914.91631.09521.09522.76482.7648
C31.52742.51832.15932.15934.14121.83414.91632.39912.76482.76481.09521.0952
H41.09692.15932.15931.76472.90782.90784.01884.01882.50713.06953.06952.5071
H51.09692.15932.15931.76472.90782.90784.01884.01883.06952.50712.50713.0695
S62.74601.83414.14122.90782.90785.47421.34776.46872.42742.42744.46124.4612
S72.74604.14121.83412.90782.90785.47426.46871.34774.46124.46122.42742.4274
H83.73512.39914.91634.01884.01881.34776.46877.31222.64292.64295.06945.0694
H93.73514.91632.39914.01884.01886.46871.34777.31225.06945.06942.64292.6429
H102.16561.09522.76482.50713.06952.42744.46122.64295.06941.77743.11592.5593
H112.16561.09522.76483.06952.50712.42744.46122.64295.06941.77742.55933.1159
H122.16562.76481.09523.06952.50714.46122.42745.06942.64293.11592.55931.7774
H132.16562.76481.09522.50713.06954.46122.42745.06942.64292.55933.11591.7774

picture of 1,3-Propanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S6 109.217 C1 C2 H10 110.246
C1 C2 H11 110.246 C1 C3 S7 109.217
C1 C3 H12 110.246 C1 C3 H13 110.246
C2 C1 C3 111.053 C2 C1 H4 109.650
C2 C1 H5 109.650 C2 S6 H8 96.683
C3 C1 H4 109.650 C3 C1 H5 109.650
C3 S7 H9 96.683 H4 C1 H5 107.103
S6 C2 H10 109.316 S6 C2 H11 109.316
S7 C3 H12 109.316 S7 C3 H13 109.316
H10 C2 H11 108.479 H12 C3 H13 108.479
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.336     0.399
2 C -0.466     -0.595
3 C -0.466     -0.595
4 H 0.203     0.072
5 H 0.203     0.073
6 S -0.076     -0.338
7 S -0.076     -0.338
8 H 0.105     0.238
9 H 0.105     0.238
10 H 0.201     0.212
11 H 0.201     0.211
12 H 0.201     0.211
13 H 0.201     0.212


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 -3.115 3.115
CHELPG        
AIM        
ESP 0.006 0.000 -3.190 3.190


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.181 0.000 0.000
y 0.000 -47.077 0.000
z 0.000 0.000 -45.931
Traceless
 xyz
x -2.677 0.000 0.000
y 0.000 0.479 0.000
z 0.000 0.000 2.198
Polar
3z2-r24.396
x2-y2-2.104
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 346.401
(<r2>)1/2 18.612