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 CH3CHSHCH3 (2-Propanethiol)

using model chemistry: B3LYP/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 B3LYP/CEP-121G
 hartrees
Energy at 0K-31.866982
Energy at 298.15K-31.875399
Nuclear repulsion energy72.162912
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-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3098 3019 41.21      
2 A' 3068 2989 92.10      
3 A' 3034 2956 2.95      
4 A' 2982 2906 53.17      
5 A' 2466 2404 35.38      
6 A' 1526 1487 8.31      
7 A' 1516 1478 14.82      
8 A' 1441 1405 6.28      
9 A' 1295 1262 19.37      
10 A' 1194 1164 6.82      
11 A' 1110 1081 30.62      
12 A' 888 865 3.93      
13 A' 819 798 8.51      
14 A' 566 552 12.27      
15 A' 400 390 0.59      
16 A' 327 319 0.60      
17 A' 255 248 0.11      
18 A" 3094 3015 27.92      
19 A" 3054 2976 0.31      
20 A" 2976 2900 25.53      
21 A" 1510 1471 2.52      
22 A" 1503 1465 2.43      
23 A" 1424 1387 12.50      
24 A" 1344 1310 2.33      
25 A" 1141 1112 2.22      
26 A" 965 940 0.50      
27 A" 944 920 1.69      
28 A" 307 300 2.89      
29 A" 226 220 0.02      
30 A" 173 169 21.25      

Unscaled Zero Point Vibrational Energy (zpe) 22321.6 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 21752.4 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-121G
ABC
0.25476 0.13661 0.09902

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.440 0.000
S2 -1.755 -0.377 0.000
H3 -0.258 1.507 0.000
H4 -1.301 -1.694 0.000
C5 0.777 0.087 1.289
C6 0.777 0.087 -1.289
H7 0.999 -0.988 1.331
H8 0.999 -0.988 -1.331
H9 1.734 0.630 1.312
H10 0.204 0.353 2.183
H11 0.204 0.353 -2.183
H12 1.734 0.630 -1.312

Atom - Atom Distances (Å)
  C1 S2 H3 H4 C5 C6 H7 H8 H9 H10 H11 H12
C11.93571.09742.49981.54561.54562.19322.19322.18282.19462.19462.1828
S21.93572.40611.39362.87862.87863.11973.11973.86123.02263.02263.8612
H31.09742.40613.36702.17852.17853.09453.09452.54092.51202.51202.5409
H42.49981.39363.36703.02573.02572.75042.75044.04233.35053.35054.0423
C51.54562.87862.17853.02572.57761.09902.84071.10071.09543.52932.8242
C61.54562.87862.17853.02572.57762.84071.09902.82423.52931.09541.1007
H72.19323.11973.09452.75041.09902.84072.66211.77751.77763.84513.1853
H82.19323.11973.09452.75042.84071.09902.66213.18533.84511.77761.7775
H92.18283.86122.54094.04231.10072.82421.77753.18531.78273.82602.6245
H102.19463.02262.51203.35051.09543.52931.77763.84511.78274.36693.8260
H112.19463.02262.51203.35053.52931.09543.84511.77763.82604.36691.7827
H122.18283.86122.54094.04232.82421.10073.18531.77752.62453.82601.7827

picture of 2-Propanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H4 95.961 C1 C5 H7 110.927
C1 C5 H9 110.013 C1 C5 H10 111.252
C1 C6 H8 110.927 C1 C6 H11 111.252
C1 C6 H12 110.013 S2 C1 H3 101.375
S2 C1 C5 111.066 S2 C1 C6 111.066
H3 C1 C5 109.865 H3 C1 C6 109.865
C5 C1 C6 112.990 H7 C5 H9 107.813
H7 C5 H10 108.200 H8 C6 H11 108.200
H8 C6 H12 107.813 H9 C5 H10 108.530
H11 C6 H12 108.530
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.302      
2 S 0.025      
3 H 0.180      
4 H 0.034      
5 C -0.426      
6 C -0.426      
7 H 0.143      
8 H 0.143      
9 H 0.144      
10 H 0.171      
11 H 0.171      
12 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.135 -0.057 0.000 2.136
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.645 0.617 0.000
y 0.617 -30.983 0.000
z 0.000 0.000 -35.147
Traceless
 xyz
x -5.579 0.617 0.000
y 0.617 5.913 0.000
z 0.000 0.000 -0.334
Polar
3z2-r2-0.667
x2-y2-7.662
xy0.617
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.493 0.860 0.000
y 0.860 7.688 0.000
z 0.000 0.000 7.288


<r2> (average value of r2) Å2
<r2> 94.610
(<r2>)1/2 9.727