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: B2PLYP=FULL/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 B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-553.512449
Energy at 298.15K-553.523373
HF Energy-553.340856
Nuclear repulsion energy243.493585
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 B2PLYP=FULL/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' 3156 3156 21.73      
2 A' 3142 3142 22.19      
3 A' 3131 3131 34.60      
4 A' 3073 3073 14.84      
5 A' 3065 3065 24.79      
6 A' 2721 2721 16.43      
7 A' 1596 1596 10.48      
8 A' 1583 1583 11.70      
9 A' 1571 1571 0.67      
10 A' 1495 1495 1.86      
11 A' 1468 1468 15.84      
12 A' 1284 1284 1.45      
13 A' 1251 1251 43.99      
14 A' 1107 1107 1.66      
15 A' 970 970 3.94      
16 A' 904 904 2.89      
17 A' 821 821 1.72      
18 A' 589 589 4.49      
19 A' 399 399 0.89      
20 A' 374 374 0.35      
21 A' 305 305 0.51      
22 A' 288 288 0.68      
23 A" 3154 3154 22.67      
24 A" 3148 3148 4.29      
25 A" 3125 3125 0.53      
26 A" 3062 3062 12.52      
27 A" 1585 1585 9.97      
28 A" 1568 1568 0.53      
29 A" 1561 1561 0.01      
30 A" 1470 1470 12.74      
31 A" 1272 1272 5.89      
32 A" 1094 1094 0.01      
33 A" 1026 1026 0.02      
34 A" 954 954 0.68      
35 A" 406 406 0.31      
36 A" 312 312 2.57      
37 A" 288 288 0.03      
38 A" 267 267 8.31      
39 A" 232 232 12.08      

Unscaled Zero Point Vibrational Energy (zpe) 29408.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 29408.6 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 B2PLYP=FULL/3-21G*
ABC
0.14817 0.09843 0.09758

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.343 -0.007 0.000
S2 -1.511 0.087 0.000
C3 0.840 1.456 0.000
C4 0.840 -0.733 1.266
C5 0.840 -0.733 -1.266
H6 -1.722 -1.241 0.000
H7 1.935 1.461 0.000
H8 0.487 1.984 -0.890
H9 0.487 1.984 0.890
H10 1.936 -0.745 1.275
H11 1.936 -0.745 -1.275
H12 0.483 -0.223 2.164
H13 0.483 -1.767 1.286
H14 0.483 -0.223 -2.164
H15 0.483 -1.767 -1.286

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.85691.54541.54191.54192.40562.16562.18622.18622.16962.16962.17942.18402.17942.1840
S21.85692.72122.79372.79371.34393.71022.89582.89583.76853.76852.95883.01122.95883.0112
C31.54542.72122.52892.52893.71991.09461.09361.09362.76982.76982.76263.48842.76263.4884
C41.54192.79372.52892.53302.90292.75993.48692.76601.09592.76781.09251.09433.48672.7768
C51.54192.79372.52892.53302.90292.75992.76603.48692.76781.09593.48672.77681.09251.0943
H62.40561.34393.71992.90292.90294.54684.00904.00903.90553.90553.25252.60643.25252.6064
H72.16563.71021.09462.75992.75994.54681.77821.77822.54852.54853.10343.76613.10343.7661
H82.18622.89581.09363.48692.76604.00901.77821.77963.77333.11443.76844.33672.54923.7724
H92.18622.89581.09362.76603.48694.00901.77821.77963.11443.77332.54923.77243.76844.3367
H102.16963.76852.76981.09592.76783.90552.54853.77333.11442.55021.78201.77623.77013.1165
H112.16963.76852.76982.76781.09593.90552.54853.11443.77332.55023.77013.11651.78201.7762
H122.17942.95882.76261.09253.48673.25253.10343.76842.54921.78203.77011.77634.32843.7795
H132.18403.01123.48841.09432.77682.60643.76614.33673.77241.77623.11651.77633.77952.5714
H142.17942.95882.76263.48671.09253.25253.10342.54923.76843.77011.78204.32843.77951.7763
H152.18403.01123.48842.77681.09432.60643.76613.77244.33673.11651.77623.77952.57141.7763

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 96.125 C1 C3 H7 109.042
C1 C3 H8 110.706 C1 C3 H9 110.706
C1 C4 H10 109.513 C1 C4 H12 110.482
C1 C4 H13 110.734 C1 C5 H11 109.513
C1 C5 H14 110.482 C1 C5 H15 110.734
S2 C1 C3 105.861 S2 C1 C4 110.223
S2 C1 C5 110.223 C3 C1 C4 109.995
C3 C1 C5 109.995 C4 C1 C5 110.448
H7 C3 H8 108.714 H7 C3 H9 108.714
H8 C3 H9 108.911 H10 C4 H12 109.039
H10 C4 H13 108.386 H11 C5 H14 109.039
H11 C5 H15 108.386 H12 C4 H13 108.639
H14 C5 H15 108.639
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability