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All results from a given calculation for C(CH3)3SH (2-Propanethiol, 2-methyl-)

using model chemistry: MP2/CEP-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 MP2/CEP-31G
 hartrees
Energy at 0K-37.988315
Energy at 298.15K-37.998953
HF Energy-37.602723
Nuclear repulsion energy106.353605
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-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' 3143 3037 54.62      
2 A' 3132 3026 63.05      
3 A' 3120 3015 66.64      
4 A' 3025 2923 36.10      
5 A' 3019 2918 54.19      
6 A' 2513 2428 51.96      
7 A' 1533 1482 12.31      
8 A' 1523 1472 10.10      
9 A' 1512 1461 1.38      
10 A' 1468 1419 1.40      
11 A' 1441 1393 14.27      
12 A' 1283 1240 2.62      
13 A' 1233 1191 54.41      
14 A' 1084 1047 2.36      
15 A' 963 931 1.37      
16 A' 854 825 7.87      
17 A' 821 793 3.25      
18 A' 565 546 6.63      
19 A' 387 374 1.82      
20 A' 361 349 0.18      
21 A' 292 282 0.37      
22 A' 279 269 1.45      
23 A" 3142 3036 68.41      
24 A" 3136 3030 0.37      
25 A" 3115 3010 0.52      
26 A" 3017 2915 34.85      
27 A" 1525 1474 7.35      
28 A" 1508 1457 0.92      
29 A" 1504 1453 0.09      
30 A" 1441 1392 9.92      
31 A" 1274 1231 7.62      
32 A" 1074 1038 0.04      
33 A" 989 955 0.03      
34 A" 955 923 0.47      
35 A" 395 381 0.39      
36 A" 294 284 2.30      
37 A" 274 265 0.30      
38 A" 235 227 4.88      
39 A" 181 174 18.97      

Unscaled Zero Point Vibrational Energy (zpe) 28803.7 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 27833.0 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 MP2/CEP-31G
ABC
0.14238 0.09320 0.09230

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.375 -0.006 0.000
S2 -1.561 0.093 0.000
C3 0.865 1.484 0.000
C4 0.865 -0.751 1.291
C5 0.865 -0.751 -1.291
H6 -1.775 -1.278 0.000
H7 1.977 1.503 0.000
H8 0.501 2.020 -0.902
H9 0.501 2.020 0.902
H10 1.978 -0.769 1.310
H11 1.978 -0.769 -1.310
H12 0.498 -0.236 2.203
H13 0.497 -1.800 1.309
H14 0.498 -0.236 -2.203
H15 0.497 -1.800 -1.309

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.93811.56851.56851.56852.49792.20112.22152.22152.20652.20652.21822.22422.21822.2242
S21.93812.79602.87432.87431.38773.80852.96292.96293.87093.87093.03333.08763.03333.0876
C31.56852.79602.58052.58053.82061.11251.11061.11062.83402.83402.81863.55432.81863.5543
C41.56852.87432.58052.58142.98552.82513.55212.82141.11372.82861.10961.11203.55022.8277
C51.56852.87432.58052.58142.98552.82512.82143.55212.82861.11373.55022.82771.10961.1120
H62.49791.38773.82062.98552.98554.67044.10754.10754.00764.00763.33262.67403.33262.6740
H72.20113.80851.11252.82512.82514.67041.80551.80552.62262.62263.17233.84883.17233.8488
H82.22152.96291.11063.55212.82144.10751.80551.80403.85413.18263.83804.41392.60423.8417
H92.22152.96291.11062.82143.55214.10751.80551.80403.18263.85412.60423.84173.83804.4139
H102.20653.87092.83401.11372.82864.00762.62263.85413.18262.61911.80911.80433.84863.1802
H112.20653.87092.83402.82861.11374.00762.62263.18263.85412.61913.84863.18021.80911.8043
H122.21823.03332.81861.10963.55023.33263.17233.83802.60421.80913.84861.80134.40563.8446
H132.22423.08763.55431.11202.82772.67403.84884.41393.84171.80433.18021.80133.84462.6185
H142.21823.03332.81863.55021.10963.33263.17232.60423.83803.84861.80914.40563.84461.8013
H152.22423.08763.55432.82771.11202.67403.84883.84174.41393.18021.80433.84462.61851.8013

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 95.947 C1 C3 H7 109.186
C1 C3 H8 110.876 C1 C3 H9 110.876
C1 C4 H10 109.529 C1 C4 H12 110.674
C1 C4 H13 110.996 C1 C5 H11 109.529
C1 C5 H14 110.674 C1 C5 H15 110.996
S2 C1 C3 105.269 S2 C1 C4 109.656
S2 C1 C5 109.656 C3 C1 C4 110.686
C3 C1 C5 110.686 C4 C1 C5 110.743
H7 C3 H8 108.611 H7 C3 H9 108.611
H8 C3 H9 108.622 H10 C4 H12 108.916
H10 C4 H13 108.322 H11 C5 H14 108.916
H11 C5 H15 108.322 H12 C4 H13 108.343
H14 C5 H15 108.343
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability