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

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A1
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-911.139832
Energy at 298.15K-911.148084
Nuclear repulsion energy267.186957
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 B1B95/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3093 2954 32.63      
2 A1 3078 2939 4.49      
3 A1 2754 2630 6.60      
4 A1 1551 1481 8.64      
5 A1 1538 1469 0.38      
6 A1 1333 1273 35.82      
7 A1 1100 1051 4.91      
8 A1 855 817 0.47      
9 A1 804 767 1.44      
10 A1 300 286 0.42      
11 A1 130 124 0.19      
12 A2 3138 2997 0.00      
13 A2 1368 1307 0.00      
14 A2 1160 1108 0.00      
15 A2 856 817 0.00      
16 A2 156 149 0.00      
17 A2 43 41 0.00      
18 B1 3158 3015 22.67      
19 B1 3120 2979 0.55      
20 B1 1318 1259 2.97      
21 B1 1042 995 5.13      
22 B1 776 741 7.37      
23 B1 127 121 41.09      
24 B1 91 87 7.45      
25 B2 3083 2944 4.32      
26 B2 2754 2630 21.14      
27 B2 1530 1461 7.86      
28 B2 1392 1329 17.43      
29 B2 1282 1224 2.74      
30 B2 1059 1011 0.24      
31 B2 914 872 0.00      
32 B2 713 681 2.80      
33 B2 334 319 8.50      

Unscaled Zero Point Vibrational Energy (zpe) 22975.8 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 21939.6 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 B1B95/3-21G*
ABC
0.47729 0.03044 0.02909

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.182
C2 0.000 1.257 -0.700
C3 0.000 -1.257 -0.700
H4 0.887 0.000 0.824
H5 -0.887 0.000 0.824
S6 0.000 2.734 0.382
S7 0.000 -2.734 0.382
H8 0.000 3.643 -0.609
H9 0.000 -3.643 -0.609
H10 0.891 1.263 -1.333
H11 -0.891 1.263 -1.333
H12 -0.891 -1.263 -1.333
H13 0.891 -1.263 -1.333

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 S6 S7 H8 H9 H10 H11 H12 H13
C11.53571.53571.09491.09492.74122.74123.72763.72762.16462.16462.16462.1646
C21.53572.51412.16572.16571.83064.13502.38754.90071.09321.09322.74702.7470
C31.53572.51412.16572.16574.13501.83064.90072.38752.74702.74701.09321.0932
H41.09492.16572.16571.77332.90802.90804.01374.01372.50013.06783.06782.5001
H51.09492.16572.16571.77332.90802.90804.01374.01373.06782.50012.50013.0678
S62.74121.83064.13502.90802.90805.46791.34406.45312.42852.42854.43964.4396
S72.74124.13501.83062.90802.90805.46796.45311.34404.43964.43962.42852.4285
H83.72762.38754.90074.01374.01371.34406.45317.28552.64242.64245.03855.0385
H93.72764.90072.38754.01374.01376.45311.34407.28555.03855.03852.64242.6424
H102.16461.09322.74702.50013.06782.42854.43962.64245.03851.78243.09172.5261
H112.16461.09322.74703.06782.50012.42854.43962.64245.03851.78242.52613.0917
H122.16462.74701.09323.06782.50014.43962.42855.03852.64243.09172.52611.7824
H132.16462.74701.09322.50013.06784.43962.42855.03852.64242.52613.09171.7824

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 108.722 C1 C2 H10 109.704
C1 C2 H11 109.704 C1 C3 S7 108.722
C1 C3 H12 109.704 C1 C3 H13 109.704
C2 C1 C3 109.879 C2 C1 H4 109.694
C2 C1 H5 109.694 C2 S6 H8 96.329
C3 C1 H4 109.694 C3 C1 H5 109.694
C3 S7 H9 96.329 H4 C1 H5 108.161
S6 C2 H10 109.738 S6 C2 H11 109.738
S7 C3 H12 109.738 S7 C3 H13 109.738
H10 C2 H11 109.223 H12 C3 H13 109.223
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.456      
2 C -0.578      
3 C -0.578      
4 H 0.249      
5 H 0.249      
6 S -0.058      
7 S -0.058      
8 H 0.133      
9 H 0.133      
10 H 0.241      
11 H 0.241      
12 H 0.241      
13 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 -3.030 3.030
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.314 0.000 0.000
y 0.000 -47.028 0.000
z 0.000 0.000 -46.088
Traceless
 xyz
x -2.756 0.000 0.000
y 0.000 0.673 0.000
z 0.000 0.000 2.083
Polar
3z2-r24.166
x2-y2-2.286
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.246 0.000 0.000
y 0.000 12.428 0.000
z 0.000 0.000 8.042


<r2> (average value of r2) Å2
<r2> 345.415
(<r2>)1/2 18.585