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

using model chemistry: MP2/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/CEP-121G
 hartrees
Energy at 0K-31.305769
Energy at 298.15K-31.313861
HF Energy-30.976369
Nuclear repulsion energy68.783885
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 MP2/CEP-121G
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' 3123 3048 15.90      
2 A' 3074 3001 38.03      
3 A' 2997 2925 31.99      
4 A' 2986 2915 42.99      
5 A' 2974 2902 42.18      
6 A' 1521 1485 3.36      
7 A' 1501 1465 0.48      
8 A' 1492 1456 9.91      
9 A' 1457 1422 5.92      
10 A' 1403 1370 3.70      
11 A' 1342 1310 35.10      
12 A' 1098 1072 4.16      
13 A' 1005 981 2.66      
14 A' 984 961 7.25      
15 A' 685 669 1.05      
16 A' 637 622 0.80      
17 A' 325 318 1.26      
18 A' 183 178 0.68      
19 A" 3110 3035 21.75      
20 A" 3092 3018 62.77      
21 A" 3067 2993 2.85      
22 A" 1507 1471 9.26      
23 A" 1472 1437 10.20      
24 A" 1276 1246 0.00      
25 A" 1069 1043 0.62      
26 A" 985 961 3.35      
27 A" 796 777 3.75      
28 A" 247 241 0.07      
29 A" 110 107 0.45      
30 A" 41 40 0.34      

Unscaled Zero Point Vibrational Energy (zpe) 22779.1 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 22232.4 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 MP2/CEP-121G
ABC
0.48960 0.09879 0.08632

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.778 -1.357 0.000
H2 1.933 -2.449 0.000
H3 2.268 -0.938 0.894
H4 2.268 -0.938 -0.894
C5 0.255 -1.040 0.000
H6 -0.232 -1.450 -0.900
H7 -0.232 -1.450 0.900
S8 0.000 0.854 0.000
C9 -1.903 0.875 0.000
H10 -2.289 0.381 -0.904
H11 -2.289 0.381 0.904
H12 -2.207 1.931 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 S8 C9 H10 H11 H12
C11.10351.10211.10211.55512.20382.20382.83704.30484.51414.51415.1661
H21.10351.78741.78742.19152.54892.54893.82765.07645.16325.16326.0274
H31.10211.78741.78762.20443.11892.55163.02564.63515.07334.74415.3904
H41.10211.78741.78762.20442.55163.11893.02564.63514.74415.07335.3904
C51.55512.19152.20442.20441.10241.10241.91082.88533.05133.05133.8585
H62.20382.54893.11892.55161.10241.79972.48413.00132.75413.29234.0175
H72.20382.54892.55163.11891.10241.79972.48413.00133.29232.75414.0175
S82.83703.82763.02563.02561.91082.48412.48411.90332.50592.50592.4558
C94.30485.07644.63514.63512.88533.00133.00131.90331.09981.09981.0988
H104.51415.16325.07334.74413.05132.75413.29232.50591.09981.80821.7957
H114.51415.16324.74415.07333.05133.29232.75412.50591.09981.80821.7957
H125.16616.02745.39045.39043.85854.01754.01752.45581.09881.79571.7957

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 110.901 C1 C5 H7 110.901
C1 C5 S8 109.457 H2 C1 H3 108.272
H2 C1 H4 108.272 H2 C1 C5 109.879
H3 C1 H4 108.394 H3 C1 C5 110.968
H4 C1 C5 110.968 C5 S8 C9 98.312
H6 C5 H7 109.418 H6 C5 S8 108.037
H7 C5 S8 108.037 S8 C9 H10 110.226
S8 C9 H11 110.226 S8 C9 H12 106.684
H10 C9 H11 110.579 H10 C9 H12 109.522
H11 C9 H12 109.522
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability