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

using model chemistry: BLYP/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 BLYP/3-21G*
 hartrees
Energy at 0K-911.027995
Energy at 298.15K-911.036330
Nuclear repulsion energy262.597919
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 BLYP/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 3001 2982 42.90      
2 A1 2987 2967 4.25      
3 A1 2586 2569 14.78      
4 A1 1527 1517 4.56      
5 A1 1509 1499 0.00      
6 A1 1293 1285 33.39      
7 A1 1051 1044 4.15      
8 A1 811 806 0.61      
9 A1 743 738 1.36      
10 A1 283 281 0.44      
11 A1 128 127 0.16      
12 A2 3039 3019 0.00      
13 A2 1339 1331 0.00      
14 A2 1126 1118 0.00      
15 A2 834 829 0.00      
16 A2 186 185 0.00      
17 A2 102 101 0.00      
18 B1 3059 3040 35.47      
19 B1 3020 3000 0.30      
20 B1 1284 1275 2.33      
21 B1 1009 1003 4.32      
22 B1 760 755 6.36      
23 B1 180 179 41.09      
24 B1 97 96 0.02      
25 B2 2990 2970 3.26      
26 B2 2586 2569 28.93      
27 B2 1502 1492 6.38      
28 B2 1356 1347 16.23      
29 B2 1246 1238 13.89      
30 B2 996 990 1.20      
31 B2 876 871 0.00      
32 B2 643 639 4.70      
33 B2 327 325 8.86      

Unscaled Zero Point Vibrational Energy (zpe) 22237.3 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 22092.8 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 BLYP/3-21G*
ABC
0.45972 0.02932 0.02801

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.172
C2 0.000 1.277 -0.717
C3 0.000 -1.277 -0.717
H4 0.894 0.000 0.818
H5 -0.894 0.000 0.818
S6 0.000 2.786 0.393
S7 0.000 -2.786 0.393
H8 0.000 3.703 -0.613
H9 0.000 -3.703 -0.613
H10 0.899 1.295 -1.352
H11 -0.899 1.295 -1.352
H12 -0.899 -1.295 -1.352
H13 0.899 -1.295 -1.352

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 S6 S7 H8 H9 H10 H11 H12 H13
C11.55531.55531.10271.10272.79532.79533.78553.78552.19232.19232.19232.1923
C21.55532.55332.18702.18701.87374.21192.42894.98111.10101.10102.79722.7972
C31.55532.55332.18702.18704.21191.87374.98112.42892.79722.79721.10101.1010
H41.10272.18702.18701.78712.95692.95694.06944.06942.52693.09813.09812.5269
H51.10272.18702.18701.78712.95692.95694.06944.06943.09812.52692.52693.0981
S62.79531.87374.21192.95692.95695.57301.36106.56732.46542.46544.52884.5288
S72.79534.21191.87372.95692.95695.57306.56731.36104.52884.52882.46542.4654
H83.78552.42894.98114.06944.06941.36106.56737.40672.67502.67505.13185.1318
H93.78554.98112.42894.06944.06946.56731.36107.40675.13185.13182.67502.6750
H102.19231.10102.79722.52693.09812.46544.52882.67505.13181.79803.15252.5896
H112.19231.10102.79723.09812.52692.46544.52882.67505.13181.79802.58963.1525
H122.19232.79721.10103.09812.52694.52882.46545.13182.67503.15252.58961.7980
H132.19232.79721.10102.52693.09814.52882.46545.13182.67502.58963.15251.7980

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 108.856 C1 C2 H10 110.067
C1 C2 H11 110.067 C1 C3 S7 108.856
C1 C3 H12 110.067 C1 C3 H13 110.067
C2 C1 C3 110.339 C2 C1 H4 109.556
C2 C1 H5 109.556 C2 S6 H8 96.037
C3 C1 H4 109.556 C3 C1 H5 109.556
C3 S7 H9 96.037 H4 C1 H5 108.245
S6 C2 H10 109.176 S6 C2 H11 109.176
S7 C3 H12 109.176 S7 C3 H13 109.176
H10 C2 H11 109.477 H12 C3 H13 109.477
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.377      
2 C -0.490      
3 C -0.490      
4 H 0.213      
5 H 0.213      
6 S -0.064      
7 S -0.064      
8 H 0.114      
9 H 0.114      
10 H 0.208      
11 H 0.208      
12 H 0.208      
13 H 0.208      


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 -2.931 2.931
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.604 0.000 0.000
y 0.000 -47.683 0.000
z 0.000 0.000 -46.274
Traceless
 xyz
x -2.625 0.000 0.000
y 0.000 0.255 0.000
z 0.000 0.000 2.370
Polar
3z2-r24.740
x2-y2-1.921
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> 357.557
(<r2>)1/2 18.909