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: BLYP/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/6-31G**
 hartrees
Energy at 0K-556.517663
Energy at 298.15K-556.528231
Nuclear repulsion energy233.548146
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/6-31G**
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 3058 3034 22.42      
2 A 3053 3029 22.61      
3 A 3031 3008 44.84      
4 A 3022 2999 33.81      
5 A 2982 2959 30.16      
6 A 2969 2946 17.96      
7 A 2965 2943 12.22      
8 A 2961 2938 31.87      
9 A 2938 2915 25.67      
10 A 2576 2556 18.37      
11 A 1487 1476 3.47      
12 A 1475 1464 4.00      
13 A 1474 1463 3.60      
14 A 1470 1459 5.38      
15 A 1456 1445 0.67      
16 A 1388 1378 5.00      
17 A 1386 1375 0.31      
18 A 1345 1335 2.67      
19 A 1297 1287 13.01      
20 A 1278 1268 3.93      
21 A 1242 1232 5.90      
22 A 1149 1140 1.35      
23 A 1092 1083 10.40      
24 A 1084 1076 3.14      
25 A 998 991 0.04      
26 A 980 973 6.48      
27 A 946 939 4.16      
28 A 849 843 4.95      
29 A 814 808 5.64      
30 A 773 767 7.30      
31 A 559 554 7.20      
32 A 443 439 0.44      
33 A 366 363 0.78      
34 A 322 319 1.36      
35 A 252 250 0.22      
36 A 229 227 1.48      
37 A 212 210 6.45      
38 A 200 199 10.76      
39 A 110 110 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 28114.3 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 27897.9 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/6-31G**
ABC
0.14500 0.09807 0.06387

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.020 -1.217 -0.007
H2 1.228 -1.009 1.323
C3 1.192 1.610 -0.014
H4 1.391 1.658 1.070
H5 0.753 2.577 -0.314
C6 0.225 0.458 -0.348
H7 0.076 0.416 -1.441
C8 -1.153 0.625 0.340
H9 -1.493 1.658 0.139
H10 -1.016 0.557 1.435
C11 -2.240 -0.365 -0.119
H12 -2.424 -0.277 -1.203
H13 -1.946 -1.404 0.089
H14 -3.193 -0.166 0.398
H15 2.154 1.489 -0.531

Atom - Atom Distances (Å)
  S1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
S11.36232.83233.09203.81601.88532.36922.86923.82173.06133.37213.76562.97404.36092.9805
H21.36232.94062.68333.97082.43903.31603.04983.98982.73843.81114.50083.42864.59433.2460
C32.83232.94061.10291.10391.54112.17012.56792.69012.84333.96174.24964.35294.74881.0993
H43.09202.68331.10291.78062.19303.09462.84113.03092.67224.32374.84494.63444.97891.7817
H53.81603.97081.10391.78062.18442.52972.80582.46903.20504.20194.36314.82724.85811.7875
C61.88532.43901.54112.19302.18441.10431.54822.15142.17392.60892.87962.89343.55292.1956
H72.36923.31602.17013.09462.52971.10432.17352.55033.07942.77912.60593.12143.79542.5098
C82.86923.04982.56792.84112.80581.54822.17351.10671.10551.54052.19372.19292.18873.5274
H93.82173.98982.69013.03092.46902.15142.55031.10671.76602.17222.53333.09632.50663.7126
H103.06132.73842.84332.67223.20502.17393.07941.10551.76602.18243.10462.55392.51683.8453
C113.37213.81113.96174.32374.20192.60892.77911.54052.17222.18241.10311.10011.10164.7878
H123.76564.50084.24964.84494.36312.87962.60592.19372.53333.10461.10311.77981.77954.9538
H132.97403.42864.35294.63444.82722.89343.12142.19293.09632.55391.10011.77981.78405.0569
H144.36094.59434.74884.97894.85813.55293.79542.18872.50662.51681.10161.77951.78405.6740
H152.98053.24601.09931.78171.78752.19562.50983.52743.71263.84534.78784.95385.05695.6740

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 111.113 S1 C6 H7 101.626
S1 C6 C8 113.003 H2 S1 C6 96.019
C3 C6 H7 109.119 C3 C6 C8 112.454
H4 C3 H5 107.580 H4 C3 C6 110.996
H4 C3 H15 108.010 H5 C3 C6 110.256
H5 C3 H15 108.448 C6 C3 H15 111.421
C6 C8 H9 107.088 C6 C8 H10 108.862
C6 C8 C11 115.277 H7 C6 C8 108.905
C8 C11 H12 111.083 C8 C11 H13 111.201
C8 C11 H14 110.770 H9 C8 H10 105.933
H9 C8 C11 109.187 H10 C8 C11 110.051
H12 C11 H13 107.769 H12 C11 H14 107.629
H13 C11 H14 108.244
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.068      
2 H 0.051      
3 C -0.271      
4 H 0.095      
5 H 0.094      
6 C -0.174      
7 H 0.114      
8 C -0.123      
9 H 0.083      
10 H 0.082      
11 C -0.288      
12 H 0.089      
13 H 0.119      
14 H 0.087      
15 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.630 1.585 0.516 1.782
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.258 0.858 1.324
y 0.858 -42.572 -1.251
z 1.324 -1.251 -38.721
Traceless
 xyz
x -1.611 0.858 1.324
y 0.858 -2.082 -1.251
z 1.324 -1.251 3.693
Polar
3z2-r27.387
x2-y20.314
xy0.858
xz1.324
yz-1.251


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> 193.208
(<r2>)1/2 13.900