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 C4H9SH (1-Butanethiol)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-556.619981
Energy at 298.15K 
HF Energy-556.619981
Nuclear repulsion energy223.337023
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 mPW1PW91/6-31G**
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' 3154 3001 31.79      
2 A' 3090 2940 35.51      
3 A' 3068 2920 41.30      
4 A' 3065 2917 12.57      
5 A' 3056 2907 9.81      
6 A' 2737 2604 16.27      
7 A' 1525 1451 5.20      
8 A' 1513 1440 1.43      
9 A' 1505 1432 1.91      
10 A' 1500 1428 1.17      
11 A' 1430 1361 2.92      
12 A' 1416 1347 5.37      
13 A' 1352 1286 10.33      
14 A' 1266 1205 23.51      
15 A' 1150 1094 2.39      
16 A' 1092 1039 0.47      
17 A' 1056 1005 0.56      
18 A' 942 896 3.48      
19 A' 866 824 1.58      
20 A' 765 728 3.61      
21 A' 393 374 0.91      
22 A' 323 308 1.03      
23 A' 154 147 1.61      
24 A" 3152 3000 45.05      
25 A" 3148 2995 22.20      
26 A" 3114 2963 15.89      
27 A" 3091 2941 3.01      
28 A" 1516 1443 7.50      
29 A" 1345 1280 0.20      
30 A" 1320 1256 0.74      
31 A" 1240 1180 0.65      
32 A" 1090 1037 0.96      
33 A" 935 890 2.08      
34 A" 799 760 0.01      
35 A" 746 710 5.06      
36 A" 252 240 0.02      
37 A" 183 174 19.31      
38 A" 113 107 1.61      
39 A" 99 94 4.70      

Unscaled Zero Point Vibrational Energy (zpe) 29280.5 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 27860.4 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 mPW1PW91/6-31G**
ABC
0.53485 0.04451 0.04239

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.383 -1.848 0.000
C2 -0.230 -0.985 0.000
C3 0.000 0.521 0.000
C4 -1.308 1.309 0.000
C5 -1.086 2.817 0.000
H6 0.901 -3.102 0.000
H7 -0.797 -1.281 0.887
H8 -0.797 -1.281 -0.887
H9 0.595 0.797 -0.878
H10 0.595 0.797 0.878
H11 -1.903 1.025 0.877
H12 -1.903 1.025 -0.877
H13 -2.035 3.359 0.000
H14 -0.522 3.133 0.883
H15 -0.522 3.133 -0.883

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.82992.74304.14875.27831.34362.42102.42102.89622.89624.45254.45256.22875.40585.4058
C21.82991.52332.53473.89722.39991.09301.09302.15122.15122.75832.75834.70394.22204.2220
C32.74301.52331.52742.54023.73282.16032.16031.09631.09632.15512.15513.49242.80662.8066
C44.14872.53471.52741.52444.93302.78482.78482.15782.15781.09671.09672.17492.17372.1737
C55.27833.89722.54021.52446.24344.20274.20272.77102.77102.15552.15551.09281.09401.0940
H61.34362.39993.73284.93306.24342.64262.64264.00814.00815.06585.06587.09646.45606.4560
H72.42101.09302.16032.78484.20272.64261.77323.06092.50092.55783.10684.88334.42274.7634
H82.42101.09302.16032.78484.20272.64261.77322.50093.06093.10682.55784.88334.76344.4227
H92.89622.15121.09632.15782.77104.00813.06092.50091.75683.06142.50823.77523.13182.5898
H102.89622.15121.09632.15782.77104.00812.50093.06091.75682.50823.06143.77522.58983.1318
H114.45252.75832.15511.09672.15555.06582.55783.10683.06142.50821.75372.49632.51983.0733
H124.45252.75832.15511.09672.15555.06583.10682.55782.50823.06141.75372.49633.07332.5198
H136.22874.70393.49242.17491.09287.09644.88334.88333.77523.77522.49632.49631.76591.7659
H145.40584.22202.80662.17371.09406.45604.42274.76343.13182.58982.51983.07331.76591.7653
H155.40584.22202.80662.17371.09406.45604.76344.42272.58983.13183.07332.51981.76591.7653

picture of 1-Butanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 109.440 S1 C2 H7 109.239
S1 C2 H8 109.239 C2 S1 H6 97.075
C2 C3 C4 112.375 C2 C3 H9 109.333
C2 C3 H10 109.333 C3 C2 H7 110.238
C3 C2 H8 110.238 C3 C4 C5 112.681
C3 C4 H11 109.325 C3 C4 H12 109.325
C4 C3 H9 109.564 C4 C3 H10 109.564
C4 C5 H13 111.331 C4 C5 H14 111.167
C4 C5 H15 111.167 C5 C4 H11 109.564
C5 C4 H12 109.564 H7 C2 H8 108.422
H9 C3 H10 106.498 H11 C4 H12 106.173
H13 C5 H14 107.712 H13 C5 H15 107.712
H14 C5 H15 107.571
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.052      
2 C -0.403      
3 C -0.246      
4 C -0.246      
5 C -0.397      
6 H 0.070      
7 H 0.164      
8 H 0.164      
9 H 0.145      
10 H 0.145      
11 H 0.128      
12 H 0.128      
13 H 0.133      
14 H 0.134      
15 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.857 0.212 0.000 1.870
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.317 2.217 0.000
y 2.217 -37.417 0.000
z 0.000 0.000 -41.521
Traceless
 xyz
x -3.848 2.217 0.000
y 2.217 5.003 0.000
z 0.000 0.000 -1.154
Polar
3z2-r2-2.308
x2-y2-5.901
xy2.217
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.886 -1.429 0.000
y -1.429 10.470 0.000
z 0.000 0.000 7.218


<r2> (average value of r2) Å2
<r2> 261.842
(<r2>)1/2 16.182