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All results from a given calculation for C5H10S (Thiophene, tetrahydro-3-methyl-)

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-594.735813
Energy at 298.15K-594.747686
Nuclear repulsion energy313.952492
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(2df,p)
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 3151 3008 11.82      
2 A 3145 3002 23.60      
3 A 3144 3001 17.58      
4 A 3139 2997 16.65      
5 A 3118 2977 20.79      
6 A 3091 2951 9.65      
7 A 3088 2948 48.06      
8 A 3071 2932 31.77      
9 A 3060 2921 20.72      
10 A 3058 2919 7.50      
11 A 1512 1443 5.24      
12 A 1507 1438 1.34      
13 A 1493 1426 5.20      
14 A 1486 1418 2.45      
15 A 1478 1411 3.74      
16 A 1413 1349 10.31      
17 A 1374 1312 4.83      
18 A 1346 1285 1.03      
19 A 1322 1262 3.40      
20 A 1300 1241 4.92      
21 A 1258 1201 9.66      
22 A 1237 1181 6.97      
23 A 1187 1134 1.64      
24 A 1140 1088 0.16      
25 A 1083 1034 0.58      
26 A 1070 1021 0.85      
27 A 1047 1000 0.34      
28 A 1007 961 1.63      
29 A 966 922 0.26      
30 A 943 900 0.26      
31 A 903 863 2.36      
32 A 861 822 0.99      
33 A 814 777 1.37      
34 A 736 702 4.72      
35 A 709 677 2.11      
36 A 617 589 1.06      
37 A 498 476 0.10      
38 A 374 357 0.16      
39 A 349 333 0.15      
40 A 231 221 0.07      
41 A 193 184 0.29      
42 A 110 105 2.55      

Unscaled Zero Point Vibrational Energy (zpe) 31311.7 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 29893.3 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(2df,p)
ABC
0.14298 0.08719 0.07127

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.456 -0.450 -0.262
C2 1.884 -0.305 -0.812
H3 1.216 -0.239 -1.675
H4 2.651 0.469 -0.915
H5 2.382 -1.277 -0.856
C6 -0.022 -1.158 0.627
H7 0.226 -2.124 0.183
H8 -0.294 -1.319 1.673
C9 1.119 -0.145 0.499
H10 1.816 -0.290 1.332
C11 -0.755 1.238 -0.315
H12 -1.517 1.953 -0.003
H13 -0.465 1.475 -1.341
C14 0.447 1.226 0.625
H15 0.103 1.367 1.654
H16 1.138 2.042 0.393

Atom - Atom Distances (Å)
  S1 C2 H3 H4 H5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
S13.38793.02914.25813.97051.82912.41392.41822.70143.64261.82762.41702.41862.68603.06573.6558
C23.38791.09341.09351.09322.53662.65483.45621.52632.14483.09734.16182.99452.54403.47112.7414
H33.02911.09341.77111.76302.77042.82513.82732.17743.06612.81293.88152.42362.83253.85953.0792
H44.25811.09351.77111.76683.48833.71524.30812.17302.51373.54304.51753.30212.79293.72822.5445
H53.97051.09321.76301.76682.82772.53873.68202.17112.46624.05705.13453.98943.49294.29953.7580
C61.82912.53662.77043.48832.82771.09161.09211.53122.15182.67653.50813.31682.42952.72843.4120
H72.41392.65482.82513.71522.53871.09161.77142.19352.68553.53674.43723.96853.38563.78974.2695
H82.41823.45623.82734.30813.68201.09211.77142.17962.37203.27103.87384.11292.84982.71463.8709
C92.70141.52632.17742.17302.17111.53122.19352.17961.09602.46693.40582.91831.53152.15682.1897
H103.64262.14483.06612.51372.46622.15182.68552.37201.09603.41424.23313.93202.16082.40472.6035
C111.82763.09732.81293.54304.05702.67653.53673.27102.46693.41421.09061.09201.52652.15202.1756
H122.41704.16183.88154.51755.13453.50814.43723.87383.40584.23311.09061.76782.18682.39022.6863
H132.41862.99452.42363.30213.98943.31683.96854.11292.91833.93201.09201.76782.18153.05022.4284
C142.68602.54402.83252.79293.49292.42953.38562.84981.53152.16081.52652.18682.18151.09441.0944
H153.06573.47113.85953.72824.29952.72843.78972.71462.15682.40472.15202.39023.05021.09441.7662
H163.65582.74143.07922.54453.75803.41204.26953.87092.18972.60352.17562.68632.42841.09441.7662

picture of Thiophene, tetrahydro-3-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C6 H7 108.840 S1 C6 H8 109.127
S1 C6 C9 106.676 S1 C11 H12 109.221
S1 C11 H13 109.265 S1 C11 C14 106.062
C2 C9 C6 112.123 C2 C9 H10 108.642
C2 C9 C14 112.604 H3 C2 H4 108.162
H3 C2 H5 107.464 H3 C2 C9 111.369
H4 C2 H5 107.804 H4 C2 C9 111.012
H5 C2 C9 110.874 C6 S1 C11 94.098
C6 C9 H10 108.852 C6 C9 C14 104.984
H7 C6 H8 108.423 H7 C6 C9 112.430
H8 C6 C9 111.271 C9 C14 C11 107.550
C9 C14 H15 109.318 C9 C14 H16 111.927
H10 C9 C14 109.535 C11 C14 H15 109.274
C11 C14 H16 111.148 H12 C11 H13 108.186
H12 C11 C14 112.282 H13 C11 C14 111.765
H15 C14 H16 107.595
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.144      
2 C -0.457      
3 H 0.162      
4 H 0.140      
5 H 0.144      
6 C -0.268      
7 H 0.154      
8 H 0.153      
9 C -0.052      
10 H 0.115      
11 C -0.271      
12 H 0.158      
13 H 0.155      
14 C -0.261      
15 H 0.140      
16 H 0.133      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.913 0.823 0.710 2.200
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.157 -1.961 -0.134
y -1.961 -42.639 -1.240
z -0.134 -1.240 -45.173
Traceless
 xyz
x -4.251 -1.961 -0.134
y -1.961 4.026 -1.240
z -0.134 -1.240 0.225
Polar
3z2-r20.449
x2-y2-5.518
xy-1.961
xz-0.134
yz-1.240


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.874 0.051 0.262
y 0.051 10.382 -0.166
z 0.262 -0.166 8.997


<r2> (average value of r2) Å2
<r2> 193.027
(<r2>)1/2 13.893