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 CH3CH(SH)CH2CH3 (2-Butanethiol)

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-556.647977
Energy at 298.15K-556.658742
Nuclear repulsion energy236.917262
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 mPW1PW91/aug-cc-pVDZ
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 3158 3026 17.92      
2 A 3151 3019 20.02      
3 A 3134 3003 38.04      
4 A 3125 2994 28.22      
5 A 3086 2957 20.14      
6 A 3066 2938 6.26      
7 A 3056 2928 24.24      
8 A 3049 2922 39.90      
9 A 3038 2912 18.61      
10 A 2694 2582 3.10      
11 A 1485 1423 5.22      
12 A 1475 1413 7.82      
13 A 1473 1412 4.56      
14 A 1470 1408 9.75      
15 A 1459 1398 0.89      
16 A 1397 1339 10.58      
17 A 1394 1336 2.89      
18 A 1371 1314 1.35      
19 A 1316 1261 12.38      
20 A 1294 1240 0.56      
21 A 1262 1210 4.97      
22 A 1181 1132 1.91      
23 A 1136 1088 1.32      
24 A 1112 1065 7.87      
25 A 1056 1012 0.67      
26 A 1005 963 6.86      
27 A 967 927 2.84      
28 A 868 832 2.72      
29 A 858 822 4.99      
30 A 783 750 7.25      
31 A 616 591 4.03      
32 A 458 439 0.27      
33 A 376 361 0.64      
34 A 332 318 0.85      
35 A 252 241 0.06      
36 A 231 221 0.80      
37 A 217 207 3.38      
38 A 205 197 11.10      
39 A 111 106 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 28858.2 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 27654.8 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 mPW1PW91/aug-cc-pVDZ
ABC
0.14949 0.10143 0.06609

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.977 -1.208 -0.007
H2 1.198 -1.005 1.314
C3 1.206 1.565 -0.014
H4 1.402 1.606 1.066
H5 0.787 2.536 -0.316
C6 0.231 0.444 -0.344
H7 0.078 0.411 -1.433
C8 -1.123 0.632 0.337
H9 -1.447 1.667 0.142
H10 -0.983 0.558 1.426
C11 -2.208 -0.332 -0.118
H12 -2.397 -0.231 -1.196
H13 -1.920 -1.371 0.078
H14 -3.151 -0.132 0.405
H15 2.163 1.424 -0.528

Atom - Atom Distances (Å)
  S1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
S11.35482.78283.04113.76131.84372.33732.81323.76323.00233.30523.70782.90314.28612.9331
H21.35482.89362.63073.91972.40543.28763.00363.93832.68553.75574.45193.37424.52833.1974
C32.78282.89361.09841.09921.52192.14892.53382.66032.80803.90744.19604.29044.69531.0951
H43.04112.63071.09841.77522.16973.06992.80262.99622.63014.26484.78764.56904.91841.7753
H53.76133.91971.09921.77522.16442.50322.77492.44133.17544.15154.30954.76984.81151.7818
C61.84372.40541.52192.16972.16441.10021.52792.13272.15022.56992.84412.84683.51232.1734
H72.33733.28762.14893.06992.50321.10022.15122.52683.05392.74042.56823.07503.75572.4881
C82.81323.00362.53382.80262.77491.52792.15121.10151.10051.52112.17232.17162.16863.4890
H93.76323.93832.66032.99622.44132.13272.52681.10151.75942.15372.50853.07472.49133.6801
H103.00232.68552.80802.63013.17542.15023.05391.10051.75942.16263.08172.53312.49413.8036
C113.30523.75573.90744.26484.15152.56992.74041.52112.15372.16261.09871.09621.09694.7282
H123.70784.45194.19604.78764.30952.84412.56822.17232.50853.08171.09871.77431.77244.8966
H132.90313.37424.29044.56904.76982.84683.07502.17163.07472.53311.09621.77431.77714.9851
H144.28614.52834.69534.91844.81153.51233.75572.16862.49132.49411.09691.77241.77715.6154
H152.93313.19741.09511.77531.78182.17342.48813.48903.68013.80364.72824.89664.98515.6154

picture of 2-Butanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C6 C3 111.188 S1 C6 H7 102.142
S1 C6 C8 112.767 H2 S1 C6 96.331
C3 C6 H7 109.019 C3 C6 C8 112.368
H4 C3 H5 107.762 H4 C3 C6 110.761
H4 C3 H15 108.071 H5 C3 C6 110.291
H5 C3 H15 108.586 C6 C3 H15 111.259
C6 C8 H9 107.297 C6 C8 H10 108.694
C6 C8 C11 114.889 H7 C6 C8 108.788
C8 C11 H12 111.003 C8 C11 H13 111.100
C8 C11 H14 110.813 H9 C8 H10 106.069
H9 C8 C11 109.369 H10 C8 C11 110.126
H12 C11 H13 107.876 H12 C11 H14 107.660
H13 C11 H14 108.252
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.064      
2 H 0.164      
3 C 0.670      
4 H -0.117      
5 H -0.128      
6 C -0.461      
7 H -0.328      
8 C 0.723      
9 H -0.255      
10 H -0.306      
11 C 0.454      
12 H -0.117      
13 H -0.114      
14 H -0.122      
15 H -0.127      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.625 1.596 0.400 1.761
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.721 0.676 1.170
y 0.676 -42.898 -1.218
z 1.170 -1.218 -38.867
Traceless
 xyz
x -1.838 0.676 1.170
y 0.676 -2.104 -1.218
z 1.170 -1.218 3.942
Polar
3z2-r27.885
x2-y20.177
xy0.676
xz1.170
yz-1.218


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.699 -0.188 0.103
y -0.188 11.521 -0.088
z 0.103 -0.088 9.472


<r2> (average value of r2) Å2
<r2> 188.164
(<r2>)1/2 13.717