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 CH2(SH)CH(CH3)CH3 (1-Propanethiol, 2-methyl-)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-37.720836
Energy at 298.15K-37.731786
Nuclear repulsion energy105.981137
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 HF/CEP-121G*
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 3277 2961 50.03      
2 A 3264 2949 49.84      
3 A 3248 2935 119.23      
4 A 3241 2928 54.12      
5 A 3234 2922 9.42      
6 A 3220 2909 42.54      
7 A 3190 2882 6.21      
8 A 3179 2872 36.21      
9 A 3171 2864 37.59      
10 A 2853 2577 15.48      
11 A 1641 1482 10.59      
12 A 1635 1477 2.75      
13 A 1629 1472 3.30      
14 A 1620 1464 1.54      
15 A 1614 1458 3.26      
16 A 1560 1409 5.24      
17 A 1545 1395 2.65      
18 A 1505 1359 5.61      
19 A 1482 1339 2.98      
20 A 1404 1269 38.54      
21 A 1343 1213 4.84      
22 A 1288 1164 6.07      
23 A 1234 1115 3.07      
24 A 1178 1064 2.50      
25 A 1047 946 0.62      
26 A 1037 936 0.13      
27 A 1003 906 0.77      
28 A 982 887 3.48      
29 A 944 853 1.03      
30 A 856 773 3.95      
31 A 776 701 2.97      
32 A 452 408 0.15      
33 A 415 375 1.64      
34 A 359 324 0.23      
35 A 264 239 0.07      
36 A 232 210 0.52      
37 A 219 198 1.59      
38 A 178 160 17.09      
39 A 80 72 10.12      

Unscaled Zero Point Vibrational Energy (zpe) 30698.9 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 27733.4 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 HF/CEP-121G*
ABC
0.24442 0.07023 0.05874

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.724 1.451 0.151
H2 -0.122 2.088 -0.092
H3 0.861 1.478 1.231
H4 1.609 1.887 -0.307
S5 -2.275 0.156 -0.242
H6 -3.121 -0.702 0.337
C7 1.768 -0.847 -0.041
H8 1.661 -1.858 -0.427
H9 2.653 -0.409 -0.498
H10 1.950 -0.915 1.031
C11 -0.715 -0.663 0.290
H12 -0.763 -1.702 -0.015
H13 -0.650 -0.626 1.373
C14 0.522 0.007 -0.340
H15 0.378 0.026 -1.419

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 H6 C7 H8 H9 H10 C11 H12 H13 C14 H15
C11.08551.08901.08753.29024.41072.53143.48742.75722.80672.56143.49052.77481.53902.1485
H21.08551.75671.75532.89654.11833.49034.34203.75423.81652.83973.84423.12912.19192.5022
H31.08901.75671.75823.70874.62712.80083.81023.12402.63702.82043.78232.59522.17893.0602
H41.08751.75531.75824.25255.43032.75113.74692.52933.12393.50144.31203.77412.17212.4929
S53.29022.89653.70874.25251.33714.17054.42494.96644.54041.84092.40632.42132.80222.9049
H64.41074.11834.62715.43031.33714.90604.97875.84105.12232.40702.58532.68043.77223.9820
C72.53143.49032.80082.75114.17054.90601.08771.08741.08892.51172.67222.80991.54002.1434
H83.48744.34203.81023.74694.42494.97871.08771.75691.75982.75422.46393.17762.18672.4855
H92.75723.75423.12402.52934.96645.84101.08741.75691.75693.46773.68423.80202.17692.4925
H102.80673.81652.63703.12394.54045.12231.08891.75981.75692.77683.01182.63792.18353.0590
C112.56142.83972.82043.50141.84092.40702.51172.75423.46772.77681.08391.08531.54102.1427
H123.49053.84423.78234.31202.40632.58532.67222.46393.68423.01181.08391.75942.16262.5021
H132.77483.12912.59523.77412.42132.68042.80993.17763.80202.63791.08531.75942.16983.0461
C141.53902.19192.17892.17212.80223.77221.54002.18672.17692.18351.54102.16262.16981.0890
H152.14852.50223.06022.49292.90493.98202.14342.48552.49253.05902.14272.50213.04611.0890

picture of 1-Propanethiol, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C14 C7 110.599 C1 C14 C11 112.532
C1 C14 H15 108.467 H2 C1 H3 107.782
H2 C1 H4 107.757 H2 C1 C14 112.110
H3 C1 H4 107.768 H3 C1 C14 110.854
H4 C1 C14 110.403 S5 C11 H12 107.895
S5 C11 H13 108.924 S5 C11 C14 111.599
H6 S5 C11 97.198 C7 C14 C11 109.218
C7 C14 H15 108.003 H8 C7 H9 107.751
H8 C7 H10 107.905 H8 C7 C14 111.482
H9 C7 H10 107.664 H9 C7 C14 110.723
H10 C7 C14 111.154 C11 C14 H15 107.882
H12 C11 H13 108.407 H12 C11 C14 109.724
H13 C11 C14 110.209
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.542      
2 H 0.189      
3 H 0.149      
4 H 0.167      
5 S -0.169      
6 H 0.115      
7 C -0.542      
8 H 0.169      
9 H 0.175      
10 H 0.152      
11 C -0.381      
12 H 0.188      
13 H 0.174      
14 C -0.003      
15 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.055 -1.238 0.739 1.787
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.375 3.181 -2.435
y 3.181 -40.437 -1.001
z -2.435 -1.001 -41.326
Traceless
 xyz
x -0.493 3.181 -2.435
y 3.181 0.914 -1.001
z -2.435 -1.001 -0.421
Polar
3z2-r2-0.841
x2-y2-0.938
xy3.181
xz-2.435
yz-1.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.982 -0.224 0.146
y -0.224 8.692 -0.219
z 0.146 -0.219 7.877


<r2> (average value of r2) Å2
<r2> 142.165
(<r2>)1/2 11.923