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

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A1
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-910.940145
Energy at 298.15K-910.948429
Nuclear repulsion energy261.526982
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/3-21G
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 3103 2994 31.77      
2 A1 3077 2969 0.14      
3 A1 2458 2372 32.65      
4 A1 1561 1506 8.09      
5 A1 1540 1486 0.56      
6 A1 1318 1272 35.72      
7 A1 1075 1037 4.43      
8 A1 816 788 1.54      
9 A1 745 718 2.95      
10 A1 289 279 0.56      
11 A1 126 121 0.20      
12 A2 3157 3046 0.00      
13 A2 1375 1327 0.00      
14 A2 1145 1105 0.00      
15 A2 839 810 0.00      
16 A2 161 155 0.00      
17 A2 93 89 0.00      
18 B1 3170 3058 24.37      
19 B1 3116 3007 0.62      
20 B1 1316 1270 1.75      
21 B1 1019 983 2.46      
22 B1 775 748 7.23      
23 B1 146 141 57.36      
24 B1 98 94 0.23      
25 B2 3096 2987 1.74      
26 B2 2458 2372 45.21      
27 B2 1532 1478 6.16      
28 B2 1397 1348 22.41      
29 B2 1271 1227 15.12      
30 B2 1039 1003 1.23      
31 B2 866 836 1.55      
32 B2 640 617 8.24      
33 B2 330 318 14.86      

Unscaled Zero Point Vibrational Energy (zpe) 22572.2 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 21779.9 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/3-21G
ABC
0.44146 0.02926 0.02788

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.140
C2 0.000 1.258 -0.741
C3 0.000 -1.258 -0.741
H4 0.887 0.000 0.782
H5 -0.887 0.000 0.782
S6 0.000 2.792 0.410
S7 0.000 -2.792 0.410
H8 0.000 3.733 -0.594
H9 0.000 -3.733 -0.594
H10 0.896 1.303 -1.363
H11 -0.896 1.303 -1.363
H12 -0.896 -1.303 -1.363
H13 0.896 -1.303 -1.363

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 S6 S7 H8 H9 H10 H11 H12 H13
C11.53631.53631.09491.09492.80492.80493.80463.80462.18142.18142.18142.1814
C21.53632.51672.16582.16581.91744.21062.47914.99371.09151.09152.78362.7836
C31.53632.51672.16582.16584.21061.91744.99372.47912.78362.78361.09151.0915
H41.09492.16582.16581.77392.95292.95294.07644.07642.50963.07853.07852.5096
H51.09492.16582.16581.77392.95292.95294.07644.07643.07852.50962.50963.0785
S62.80491.91744.21062.95292.95295.58371.37616.60182.48252.48254.55094.5509
S72.80494.21061.91742.95292.95295.58376.60181.37614.55094.55092.48252.4825
H83.80462.47914.99374.07644.07641.37616.60187.46622.70212.70215.17235.1723
H93.80464.99372.47914.07644.07646.60181.37617.46625.17235.17232.70212.7021
H102.18141.09152.78362.50963.07852.48254.55092.70215.17231.79213.16222.6053
H112.18141.09152.78363.07852.50962.48254.55092.70215.17231.79212.60533.1622
H122.18142.78361.09153.07852.50964.55092.48255.17232.70213.16222.60531.7921
H132.18142.78361.09152.50963.07854.55092.48255.17232.70212.60533.16221.7921

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 108.101 C1 C2 H10 111.098
C1 C2 H11 111.098 C1 C3 S7 108.101
C1 C3 H12 111.098 C1 C3 H13 111.098
C2 C1 C3 109.986 C2 C1 H4 109.657
C2 C1 H5 109.657 C2 S6 H8 96.265
C3 C1 H4 109.657 C3 C1 H5 109.657
C3 S7 H9 96.265 H4 C1 H5 108.200
S6 C2 H10 108.025 S6 C2 H11 108.025
S7 C3 H12 108.025 S7 C3 H13 108.025
H10 C2 H11 110.365 H12 C3 H13 110.365
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.381     0.286
2 C -0.594     -0.537
3 C -0.594     -0.537
4 H 0.233     0.093
5 H 0.233     0.094
6 S 0.017     -0.361
7 S 0.017     -0.361
8 H 0.072     0.240
9 H 0.072     0.240
10 H 0.231     0.212
11 H 0.231     0.210
12 H 0.231     0.210
13 H 0.231     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 -3.542 3.542
CHELPG        
AIM        
ESP 0.008 0.000 -3.595 3.595


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.772 0.000 0.000
y 0.000 -48.349 0.000
z 0.000 0.000 -47.307
Traceless
 xyz
x -1.944 0.000 0.000
y 0.000 0.190 0.000
z 0.000 0.000 1.754
Polar
3z2-r23.508
x2-y2-1.423
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.645 0.000 0.000
y 0.000 13.453 0.000
z 0.000 0.000 8.206


<r2> (average value of r2) Å2
<r2> 359.592
(<r2>)1/2 18.963