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: B3LYP/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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-38.765546
Energy at 298.15K-38.776124
HF Energy-38.765546
Nuclear repulsion energy107.825022
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 B3LYP/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' 3127 3020 43.48      
2 A' 3111 3004 54.33      
3 A' 3099 2992 58.78      
4 A' 3041 2937 33.78      
5 A' 3033 2929 51.03      
6 A' 2648 2557 26.21      
7 A' 1514 1462 8.20      
8 A' 1500 1448 8.89      
9 A' 1487 1436 0.97      
10 A' 1429 1380 0.83      
11 A' 1403 1355 8.95      
12 A' 1250 1207 1.94      
13 A' 1189 1148 62.78      
14 A' 1052 1016 2.85      
15 A' 934 902 1.45      
16 A' 871 841 4.85      
17 A' 819 790 1.95      
18 A' 576 556 6.87      
19 A' 378 365 1.00      
20 A' 354 342 0.45      
21 A' 289 279 0.35      
22 A' 272 263 0.73      
23 A" 3125 3018 53.76      
24 A" 3119 3012 3.16      
25 A" 3093 2987 1.28      
26 A" 3029 2925 25.38      
27 A" 1503 1451 7.84      
28 A" 1484 1433 0.64      
29 A" 1476 1425 0.01      
30 A" 1403 1355 6.62      
31 A" 1237 1195 6.40      
32 A" 1041 1005 0.23      
33 A" 955 922 0.03      
34 A" 927 896 0.57      
35 A" 386 373 0.17      
36 A" 291 281 2.79      
37 A" 273 264 0.04      
38 A" 243 235 5.82      
39 A" 200 193 11.71      

Unscaled Zero Point Vibrational Energy (zpe) 28579.7 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 27599.4 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 B3LYP/CEP-31G*
ABC
0.14603 0.09689 0.09608

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.354 -0.013 0.000
S2 -1.522 0.101 0.000
C3 0.845 1.457 0.000
C4 0.845 -0.744 1.274
C5 0.845 -0.744 -1.274
H6 -1.763 -1.240 0.000
H7 1.949 1.478 0.000
H8 0.493 1.998 -0.895
H9 0.493 1.998 0.895
H10 1.951 -0.767 1.294
H11 1.951 -0.767 -1.294
H12 0.490 -0.235 2.185
H13 0.486 -1.788 1.302
H14 0.490 -0.235 -2.185
H15 0.486 -1.788 -1.302

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.87931.55011.54901.54902.44652.18432.20532.20532.18992.18992.20022.20492.20022.2049
S21.87932.72822.81802.81801.36233.73512.90842.90843.80693.80692.98913.04872.98913.0487
C31.55012.72822.54342.54343.75181.10471.10321.10322.80102.80102.78613.51462.78613.5146
C41.54902.81802.54342.54832.94462.78973.51372.79031.10652.79671.10211.10413.51422.8022
C51.54902.81802.54342.54832.94462.78972.79033.51372.79671.10653.51422.80221.10211.1041
H62.44651.36233.75182.94462.94464.60134.04624.04623.96153.96153.29532.65563.29532.6556
H72.18433.73511.10472.78972.78974.60131.78691.78692.59172.59173.13673.80843.13673.8084
H82.20532.90841.10323.51372.79034.04621.78691.78963.81623.15133.80384.37662.57863.8074
H92.20532.90841.10322.79033.51374.04621.78691.78963.15133.81622.57863.80743.80384.3766
H102.18993.80692.80101.10652.79673.96152.59173.81623.15132.58871.79191.78573.81093.1508
H112.18993.80692.80102.79671.10653.96152.59173.15133.81622.58873.81093.15081.79191.7857
H122.20022.98912.78611.10213.51423.29533.13673.80382.57861.79193.81091.78654.36953.8165
H132.20493.04873.51461.10412.80222.65563.80844.37663.80741.78573.15081.78653.81652.6031
H142.20022.98912.78613.51421.10213.29533.13672.57863.80383.81091.79194.36953.81651.7865
H152.20493.04873.51462.80221.10412.65563.80843.80744.37663.15081.78573.81652.60311.7865

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 96.704 C1 C3 H7 109.583
C1 C3 H8 111.317 C1 C3 H9 111.317
C1 C4 H10 109.994 C1 C4 H12 111.066
C1 C4 H13 111.310 C1 C5 H11 109.994
C1 C5 H14 111.066 C1 C5 H15 111.310
S2 C1 C3 105.008 S2 C1 C4 110.197
S2 C1 C5 110.197 C3 C1 C4 110.306
C3 C1 C5 110.306 C4 C1 C5 110.688
H7 C3 H8 108.056 H7 C3 H9 108.056
H8 C3 H9 108.399 H10 C4 H12 108.456
H10 C4 H13 107.754 H11 C5 H14 108.456
H11 C5 H15 107.754 H12 C4 H13 108.150
H14 C5 H15 108.150
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.075      
2 S -0.203      
3 C -0.511      
4 C -0.476      
5 C -0.476      
6 H 0.108      
7 H 0.152      
8 H 0.178      
9 H 0.178      
10 H 0.139      
11 H 0.139      
12 H 0.186      
13 H 0.163      
14 H 0.186      
15 H 0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.713 -0.894 0.000 1.932
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.168 2.406 0.000
y 2.406 -37.870 0.000
z 0.000 0.000 -41.117
Traceless
 xyz
x -1.675 2.406 0.000
y 2.406 3.272 0.000
z 0.000 0.000 -1.598
Polar
3z2-r2-3.195
x2-y2-3.298
xy2.406
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.281 0.031 0.000
y 0.031 8.566 0.000
z 0.000 0.000 7.808


<r2> (average value of r2) Å2
<r2> 127.190
(<r2>)1/2 11.278