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-556.444655
Energy at 298.15K-556.455170
Nuclear repulsion energy230.909081
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 3065 3041 24.31      
2 A 3057 3034 26.69      
3 A 3034 3011 57.45      
4 A 3025 3002 35.53      
5 A 3000 2977 6.98      
6 A 2971 2948 26.55      
7 A 2966 2944 14.20      
8 A 2959 2936 40.58      
9 A 2930 2908 30.32      
10 A 2402 2384 51.98      
11 A 1517 1505 6.30      
12 A 1505 1494 6.08      
13 A 1504 1493 3.86      
14 A 1500 1489 8.76      
15 A 1488 1476 1.45      
16 A 1420 1410 4.14      
17 A 1420 1409 7.04      
18 A 1361 1350 2.82      
19 A 1317 1307 8.48      
20 A 1299 1289 7.72      
21 A 1250 1240 8.68      
22 A 1167 1159 2.93      
23 A 1104 1096 8.93      
24 A 1099 1091 3.96      
25 A 1013 1005 2.26      
26 A 1004 997 7.11      
27 A 968 960 6.48      
28 A 839 832 1.34      
29 A 811 804 10.85      
30 A 780 774 10.79      
31 A 525 521 13.16      
32 A 448 444 0.50      
33 A 359 357 0.66      
34 A 317 315 1.30      
35 A 249 247 0.21      
36 A 229 227 0.34      
37 A 208 207 1.62      
38 A 169 168 22.95      
39 A 112 111 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 28195.0 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 27980.7 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
0.14037 0.09642 0.06241

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 1.076 -1.216 -0.010
H2 1.312 -0.972 1.344
C3 1.137 1.667 -0.013
H4 1.331 1.713 1.073
H5 0.676 2.627 -0.312
C6 0.191 0.499 -0.359
H7 0.045 0.439 -1.451
C8 -1.183 0.599 0.350
H9 -1.567 1.624 0.169
H10 -1.032 0.516 1.444
C11 -2.238 -0.429 -0.120
H12 -2.433 -0.329 -1.204
H13 -1.896 -1.460 0.068
H14 -3.194 -0.278 0.409
H15 2.103 1.568 -0.531

Atom - Atom Distances (Å)
  S1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
S11.39542.88363.13343.87581.96192.42492.91993.88373.09153.40783.81072.98344.39203.0135
H21.39542.97202.69824.01192.51373.37723.11064.04992.77783.87774.57383.48684.65383.2549
C32.88362.97201.10461.10621.54182.18352.57952.71012.85523.97424.25914.35704.76651.1007
H43.13342.69821.10461.78442.19633.10662.84353.03702.67524.33064.84974.63644.98871.7864
H53.87584.01191.10621.78442.18272.54642.82982.50363.23404.22734.38134.84414.89291.7900
C61.96192.51371.54182.19632.18271.10411.54872.15212.17822.61102.87772.89433.55692.1976
H72.42493.37722.18353.10662.54641.10412.18612.57493.09032.78192.60593.11193.80402.5211
C82.91993.11062.57952.84352.82981.54872.18611.10961.10741.54652.19902.19702.19513.5374
H93.88374.04992.71013.03702.50362.15212.57491.10961.77162.17972.53953.10322.51503.7363
H103.09152.77782.85522.67523.23402.17823.09031.10741.77162.18963.11182.55822.52523.8521
C113.40783.87773.97424.33064.22732.61102.78191.54652.17972.18961.10501.10181.10354.7961
H123.81074.57384.25914.84974.38132.87772.60592.19902.53953.11181.10501.78401.78404.9620
H132.98343.48684.35704.63644.84412.89433.11192.19703.10322.55821.10181.78401.78805.0522
H144.39204.65384.76654.98874.89293.55693.80402.19512.51502.52521.10351.78401.78805.6881
H153.01353.25491.10071.78641.79002.19762.52113.53743.73633.85214.79614.96205.05225.6881

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 110.198 S1 C6 H7 100.799
S1 C6 C8 112.017 H2 S1 C6 95.473
C3 C6 H7 110.128 C3 C6 C8 113.156
H4 C3 H5 107.627 H4 C3 C6 111.104
H4 C3 H15 108.200 H5 C3 C6 109.938
H5 C3 H15 108.409 C6 C3 H15 111.441
C6 C8 H9 106.948 C6 C8 H10 109.058
C6 C8 C11 115.041 H7 C6 C8 109.858
C8 C11 H12 110.971 C8 C11 H13 111.003
C8 C11 H14 110.751 H9 C8 H10 106.088
H9 C8 C11 109.196 H10 C8 C11 110.093
H12 C11 H13 107.877 H12 C11 H14 107.764
H13 C11 H14 108.349
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 -0.024      
2 H 0.037      
3 C -0.352      
4 H 0.125      
5 H 0.126      
6 C -0.271      
7 H 0.152      
8 C -0.182      
9 H 0.117      
10 H 0.114      
11 C -0.368      
12 H 0.117      
13 H 0.151      
14 H 0.116      
15 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.804 1.923 0.639 2.180
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.513 1.303 1.598
y 1.303 -43.137 -1.422
z 1.598 -1.422 -39.085
Traceless
 xyz
x -1.401 1.303 1.598
y 1.303 -2.338 -1.422
z 1.598 -1.422 3.740
Polar
3z2-r27.479
x2-y20.625
xy1.303
xz1.598
yz-1.422


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> 197.037
(<r2>)1/2 14.037