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: BLYP/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 BLYP/3-21G
 hartrees
Energy at 0K-514.612233
Energy at 298.15K-514.620672
Nuclear repulsion energy165.432647
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 BLYP/3-21G
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' 3062 3045 21.65      
2 A' 3036 3019 34.79      
3 A' 3009 2993 10.35      
4 A' 2967 2951 34.27      
5 A' 2376 2363 40.55      
6 A' 1534 1525 5.24      
7 A' 1526 1518 14.51      
8 A' 1430 1422 5.24      
9 A' 1267 1260 19.28      
10 A' 1182 1175 9.69      
11 A' 1099 1093 26.01      
12 A' 855 850 7.13      
13 A' 820 816 8.04      
14 A' 545 542 12.44      
15 A' 394 391 0.33      
16 A' 321 319 0.62      
17 A' 261 259 0.10      
18 A" 3057 3041 15.87      
19 A" 3016 3000 0.57      
20 A" 2961 2945 11.59      
21 A" 1517 1509 2.92      
22 A" 1512 1504 1.47      
23 A" 1416 1408 8.16      
24 A" 1333 1326 2.35      
25 A" 1105 1099 4.32      
26 A" 959 954 2.24      
27 A" 937 932 0.18      
28 A" 306 304 2.69      
29 A" 244 243 0.46      
30 A" 221 220 23.71      

Unscaled Zero Point Vibrational Energy (zpe) 22132.7 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 22011.0 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 BLYP/3-21G
ABC
0.25433 0.13659 0.09916

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.623 0.000
S2 -0.985 -1.059 0.000
H3 -0.817 1.360 0.000
H4 0.150 -1.862 0.000
C5 0.841 0.750 1.289
C6 0.841 0.750 -1.289
H7 1.628 -0.023 1.313
H8 1.628 -0.023 -1.313
H9 1.331 1.741 1.319
H10 0.210 0.638 2.183
H11 0.210 0.638 -2.183
H12 1.331 1.741 -1.319

Atom - Atom Distances (Å)
  C1 S2 H3 H4 C5 C6 H7 H8 H9 H10 H11 H12
C11.94971.10072.48921.54411.54412.18882.18882.18202.19292.19292.1820
S21.94972.42551.39022.87602.87603.10263.10263.86603.01233.01233.8660
H31.10072.42553.36402.18712.18713.10103.10102.54962.51822.51822.5496
H42.48921.39023.36402.99332.99332.69962.69964.01393.31903.31904.0139
C51.54412.87602.18712.99332.57731.10332.82571.10541.10023.53012.8322
C61.54412.87602.18712.99332.57732.82571.10332.83223.53011.10021.1054
H72.18883.10263.10102.69961.10332.82572.62571.78851.79003.82973.1821
H82.18883.10263.10102.69962.82571.10332.62573.18213.82971.79001.7885
H92.18203.86602.54964.01391.10542.83221.78853.18211.79413.83872.6382
H102.19293.01232.51823.31901.10023.53011.79003.82971.79414.36553.8387
H112.19293.01232.51823.31903.53011.10023.82971.79003.83874.36551.7941
H122.18203.86602.54964.01392.83221.10543.18211.78852.63823.83871.7941

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 94.890 C1 C5 H7 110.427
C1 C5 H9 109.769 C1 C5 H10 110.932
C1 C6 H8 110.427 C1 C6 H11 110.932
C1 C6 H12 109.769 S2 C1 H3 101.697
S2 C1 C5 110.265 S2 C1 C6 110.265
H3 C1 C5 110.447 H3 C1 C6 110.447
C5 C1 C6 113.135 H7 C5 H9 108.141
H7 C5 H10 108.647 H8 C6 H11 108.647
H8 C6 H12 108.141 H9 C5 H10 108.861
H11 C6 H12 108.861
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.413      
2 S -0.006      
3 H 0.222      
4 H 0.064      
5 C -0.496      
6 C -0.496      
7 H 0.180      
8 H 0.180      
9 H 0.183      
10 H 0.200      
11 H 0.200      
12 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.867 1.152 0.000 2.193
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.277 -2.535 0.000
y -2.535 -33.029 0.000
z 0.000 0.000 -35.315
Traceless
 xyz
x -2.106 -2.535 0.000
y -2.535 2.767 0.000
z 0.000 0.000 -0.662
Polar
3z2-r2-1.323
x2-y2-3.249
xy-2.535
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 131.040
(<r2>)1/2 11.447