return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3SCH2CH3 (Ethane, (methylthio)-)

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 CS 1A'
Energy calculated at BLYP/3-21G*
 hartrees
Energy at 0K-514.720202
Energy at 298.15K-514.728360
Nuclear repulsion energy166.068156
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 A' 3060 3040 8.86      
2 A' 3041 3021 23.49      
3 A' 2981 2962 19.44      
4 A' 2972 2953 10.81      
5 A' 2971 2952 46.19      
6 A' 1535 1525 3.22      
7 A' 1515 1505 6.51      
8 A' 1506 1496 11.23      
9 A' 1425 1416 5.13      
10 A' 1375 1366 1.99      
11 A' 1292 1284 29.11      
12 A' 1077 1070 3.37      
13 A' 976 970 13.21      
14 A' 939 933 0.57      
15 A' 662 658 1.00      
16 A' 628 624 1.06      
17 A' 337 335 1.24      
18 A' 188 187 0.66      
19 A" 3052 3033 28.93      
20 A" 3039 3020 21.43      
21 A" 3011 2991 9.59      
22 A" 1526 1516 8.69      
23 A" 1503 1493 9.21      
24 A" 1272 1264 0.24      
25 A" 1049 1042 0.09      
26 A" 974 968 7.04      
27 A" 798 793 5.80      
28 A" 233 232 0.12      
29 A" 165 164 0.32      
30 A" 69 69 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 22584.9 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 22438.1 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
0.51400 0.10144 0.08908

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.751 -1.350 0.000
H2 1.897 -2.443 0.000
H3 2.239 -0.931 0.895
H4 2.239 -0.931 -0.895
C5 0.233 -1.020 0.000
H6 -0.251 -1.441 -0.897
H7 -0.251 -1.441 0.897
S8 0.000 0.827 0.000
C9 -1.853 0.896 0.000
H10 -2.264 0.416 -0.902
H11 -2.264 0.416 0.902
H12 -2.133 1.961 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 S8 C9 H10 H11 H12
C11.10281.10181.10181.55332.19592.19592.79404.24684.47804.47805.1038
H21.10281.78961.78962.18882.53392.53393.78055.02105.12815.12815.9694
H31.10181.78961.78972.19833.11002.54212.98474.57035.03224.70055.3184
H41.10181.78961.78972.19832.54213.11002.98474.57034.70055.03225.3184
C51.55332.18882.19832.19831.10281.10281.86242.83303.01863.01863.8063
H62.19592.53393.11002.54211.10281.79342.45242.97232.73863.27633.9901
H72.19592.53392.54213.11001.10281.79342.45242.97233.27632.73863.9901
S82.79403.78052.98472.98471.86242.45242.45241.85422.47162.47162.4157
C94.24685.02104.57034.57032.83302.97232.97231.85421.10151.10151.1006
H104.47805.12815.03224.70053.01862.73863.27632.47161.10151.80341.7937
H114.47805.12814.70055.03223.01863.27632.73862.47161.10151.80341.7937
H125.10385.96945.31845.31843.80633.99013.99012.41571.10061.79371.7937

picture of Ethane, (methylthio)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 110.388 C1 C5 H7 110.388
C1 C5 S8 109.441 H2 C1 H3 108.536
H2 C1 H4 108.536 H2 C1 C5 109.829
H3 C1 H4 108.618 H3 C1 C5 110.631
H4 C1 C5 110.631 C5 S8 C9 99.329
H6 C5 H7 108.809 H6 C5 S8 108.890
H7 C5 S8 108.890 S8 C9 H10 110.905
S8 C9 H11 110.905 S8 C9 H12 106.898
H10 C9 H11 109.890 H10 C9 H12 109.083
H11 C9 H12 109.083
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 -0.538      
2 H 0.186      
3 H 0.195      
4 H 0.195      
5 C -0.500      
6 H 0.197      
7 H 0.197      
8 S 0.148      
9 C -0.688      
10 H 0.199      
11 H 0.199      
12 H 0.209      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.954 -1.312 0.000 1.622
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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> 142.513
(<r2>)1/2 11.938