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: CCD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-516.339151
Energy at 298.15K-516.347570
HF Energy-515.769688
Nuclear repulsion energy168.969506
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 CCD/6-31G*
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' 3186 3016 8.55      
2 A' 3163 2994 22.19      
3 A' 3086 2921 13.61      
4 A' 3085 2920 17.62      
5 A' 3083 2918 41.71      
6 A' 1557 1474 1.70      
7 A' 1549 1466 2.14      
8 A' 1538 1455 12.23      
9 A' 1471 1392 4.34      
10 A' 1435 1358 2.34      
11 A' 1368 1294 24.66      
12 A' 1130 1070 3.46      
13 A' 1039 983 0.40      
14 A' 1012 958 7.56      
15 A' 774 733 0.67      
16 A' 719 681 0.38      
17 A' 360 341 0.97      
18 A' 209 197 0.60      
19 A" 3171 3002 1.95      
20 A" 3169 3000 38.12      
21 A" 3132 2964 10.80      
22 A" 1546 1463 7.77      
23 A" 1521 1440 8.35      
24 A" 1311 1241 0.02      
25 A" 1100 1041 0.37      
26 A" 1020 966 3.32      
27 A" 819 775 3.61      
28 A" 255 241 0.15      
29 A" 173 164 0.32      
30 A" 78 73 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 23527.8 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 22269.0 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 CCD/6-31G*
ABC
0.52991 0.10545 0.09257

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.716 -1.332 0.000
H2 1.852 -2.419 0.000
H3 2.213 -0.925 0.888
H4 2.213 -0.925 -0.888
C5 0.228 -0.988 0.000
H6 -0.259 -1.411 -0.887
H7 -0.259 -1.411 0.887
S8 0.000 0.817 0.000
C9 -1.811 0.871 0.000
H10 -2.223 0.391 -0.894
H11 -2.223 0.391 0.894
H12 -2.112 1.923 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 S8 C9 H10 H11 H12
C11.09611.09561.09561.52692.16642.16642.74994.15844.39104.39105.0244
H21.09611.77491.77492.16492.50202.50203.72904.92425.03035.03035.8796
H31.09561.77491.77512.17523.08172.51982.95324.49554.95824.62725.2541
H41.09561.77491.77512.17522.51983.08172.95324.49554.62724.95825.2541
C51.52692.16492.17522.17521.09691.09691.81942.75952.95092.95093.7348
H62.16642.50203.08172.51981.09691.77312.41252.89922.66553.20543.9163
H72.16642.50202.51983.08171.09691.77312.41252.89923.20542.66553.9163
S82.74993.72902.95322.95321.81942.41252.41251.81192.43352.43352.3839
C94.15844.92424.49554.49552.75952.89922.89921.81191.09501.09501.0940
H104.39105.03034.95824.62722.95092.66553.20542.43351.09501.78741.7772
H114.39105.03034.62724.95822.95093.20542.66552.43351.09501.78741.7772
H125.02445.87965.25415.25413.73483.91633.91632.38391.09401.77721.7772

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 110.243 C1 C5 H7 110.243
C1 C5 S8 110.224 H2 C1 H3 108.164
H2 C1 H4 108.164 H2 C1 C5 110.166
H3 C1 H4 108.213 H3 C1 C5 111.016
H4 C1 C5 111.016 C5 S8 C9 98.915
H6 C5 H7 107.850 H6 C5 S8 109.116
H7 C5 S8 109.116 S8 C9 H10 111.277
S8 C9 H11 111.277 S8 C9 H12 107.663
H10 C9 H11 109.407 H10 C9 H12 108.562
H11 C9 H12 108.562
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability