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 C(CH3)3SH (2-Propanethiol, 2-methyl-)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-555.513113
Energy at 298.15K-555.524060
HF Energy-554.805348
Nuclear repulsion energy244.794106
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 MP3/6-31G*
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' 3193 2997 23.49      
2 A' 3179 2983 25.21      
3 A' 3169 2974 37.78      
4 A' 3101 2911 16.82      
5 A' 3094 2904 26.32      
6 A' 2741 2573 21.73      
7 A' 1574 1477 9.44      
8 A' 1560 1464 9.99      
9 A' 1547 1452 0.32      
10 A' 1491 1400 1.63      
11 A' 1464 1374 12.15      
12 A' 1318 1237 0.10      
13 A' 1259 1182 36.81      
14 A' 1099 1032 2.33      
15 A' 985 924 0.91      
16 A' 911 855 5.77      
17 A' 869 816 1.12      
18 A' 623 584 3.80      
19 A' 409 383 1.17      
20 A' 382 358 0.17      
21 A' 312 293 0.26      
22 A' 295 277 0.90      
23 A" 3191 2995 22.35      
24 A" 3187 2991 5.00      
25 A" 3164 2970 0.59      
26 A" 3090 2901 13.98      
27 A" 1562 1466 8.11      
28 A" 1544 1449 0.42      
29 A" 1537 1443 0.03      
30 A" 1464 1374 11.26      
31 A" 1303 1223 2.54      
32 A" 1087 1020 0.09      
33 A" 1002 941 0.01      
34 A" 976 916 0.51      
35 A" 415 390 0.57      
36 A" 316 296 2.24      
37 A" 294 276 0.03      
38 A" 262 246 5.02      
39 A" 207 195 14.86      

Unscaled Zero Point Vibrational Energy (zpe) 29586.6 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 27770.0 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 MP3/6-31G*
ABC
0.14979 0.09980 0.09887

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.344 -0.006 0.000
S2 -1.500 0.089 0.000
C3 0.833 1.445 0.000
C4 0.833 -0.729 1.257
C5 0.833 -0.729 -1.257
H6 -1.715 -1.240 0.000
H7 1.928 1.460 0.000
H8 0.482 1.979 -0.888
H9 0.482 1.979 0.888
H10 1.929 -0.750 1.271
H11 1.929 -0.750 -1.271
H12 0.482 -0.223 2.160
H13 0.474 -1.764 1.282
H14 0.482 -0.223 -2.160
H15 0.474 -1.764 -1.282

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.84581.53151.53021.53022.39982.15902.17922.17922.16362.16362.17522.17912.17522.1791
S21.84582.69782.77282.77281.34603.69182.87862.87863.75163.75162.94752.99542.94752.9954
C31.53152.69782.51152.51153.70101.09541.09431.09432.76342.76342.75163.47382.75163.4738
C41.53022.77282.51152.51382.88622.75233.47272.75551.09672.75521.09321.09503.47202.7645
C51.53022.77282.51152.51382.88622.75232.75553.47272.75521.09673.47202.76451.09321.0950
H62.39981.34603.70102.88622.88624.53453.99663.99663.89003.89003.24402.59053.24402.5905
H72.15903.69181.09542.75232.75234.53451.77471.77472.55002.55003.09713.76183.09713.7618
H82.17922.87861.09433.47272.75553.99661.77471.77683.76893.11283.76044.32622.54263.7632
H92.17922.87861.09432.75553.47273.99661.77471.77683.11283.76892.54263.76323.76044.3262
H102.16363.75162.76341.09672.75523.89002.55003.76893.11282.54131.77881.77283.76063.1075
H112.16363.75162.76342.75521.09673.89002.55003.11283.76892.54133.76063.10751.77881.7728
H122.17522.94752.75161.09323.47203.24403.09713.76042.54261.77883.76061.77364.31993.7707
H132.17912.99543.47381.09502.76452.59053.76184.32623.76321.77283.10751.77363.77072.5632
H142.17522.94752.75163.47201.09323.24403.09712.54263.76043.76061.77884.31993.77071.7736
H152.17912.99543.47382.76451.09502.59053.76183.76324.32623.10751.77283.77072.56321.7736

picture of 2-Propanethiol, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H6 96.247 C1 C3 H7 109.430
C1 C3 H8 111.093 C1 C3 H9 111.093
C1 C4 H10 109.802 C1 C4 H12 110.922
C1 C4 H13 111.126 C1 C5 H11 109.802
C1 C5 H14 110.922 C1 C5 H15 111.126
S2 C1 C3 105.659 S2 C1 C4 110.088
S2 C1 C5 110.088 C3 C1 C4 110.228
C3 C1 C5 110.228 C4 C1 C5 110.448
H7 C3 H8 108.291 H7 C3 H9 108.291
H8 C3 H9 108.558 H10 C4 H12 108.637
H10 C4 H13 107.972 H11 C5 H14 108.637
H11 C5 H15 107.972 H12 C4 H13 108.293
H14 C5 H15 108.293
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability