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All results from a given calculation for C5H10S (Thiophene, tetrahydro-2-methyl-)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-594.773666
Energy at 298.15K-594.785523
Nuclear repulsion energy311.588541
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 mPW1PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3144 3001 25.32      
2 A 3141 2998 29.64      
3 A 3124 2982 33.51      
4 A 3115 2973 41.50      
5 A 3104 2962 31.29      
6 A 3084 2944 31.27      
7 A 3069 2929 11.88      
8 A 3064 2924 27.40      
9 A 3054 2915 52.69      
10 A 3051 2912 7.91      
11 A 1522 1453 2.71      
12 A 1519 1450 6.68      
13 A 1508 1439 7.53      
14 A 1501 1433 6.28      
15 A 1496 1428 4.59      
16 A 1428 1362 6.13      
17 A 1396 1332 1.31      
18 A 1372 1310 0.61      
19 A 1333 1272 0.43      
20 A 1321 1260 5.35      
21 A 1305 1245 27.43      
22 A 1255 1198 5.41      
23 A 1218 1162 7.80      
24 A 1175 1122 0.82      
25 A 1125 1074 0.41      
26 A 1093 1043 3.88      
27 A 1053 1005 0.68      
28 A 1051 1003 4.96      
29 A 983 939 2.63      
30 A 967 923 2.14      
31 A 917 875 1.05      
32 A 876 836 3.04      
33 A 861 822 2.27      
34 A 702 670 1.95      
35 A 646 616 3.34      
36 A 531 507 0.88      
37 A 464 443 0.07      
38 A 415 396 0.87      
39 A 287 274 0.89      
40 A 259 248 0.10      
41 A 244 233 0.23      
42 A 93 89 1.45      

Unscaled Zero Point Vibrational Energy (zpe) 31432.0 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 29998.7 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 mPW1PW91/6-311G*
ABC
0.14113 0.09323 0.06159

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.265 0.128 0.207
H2 -2.211 0.009 1.291
H3 -2.842 1.031 -0.014
H4 -2.818 -0.722 -0.197
S5 0.117 -1.290 -0.067
C6 1.665 -0.369 0.280
H7 2.492 -0.842 -0.248
H8 1.872 -0.410 1.351
C9 -0.877 0.231 -0.396
H10 -0.959 0.331 -1.482
C11 1.417 1.063 -0.181
H12 1.571 1.135 -1.261
H13 2.112 1.758 0.297
C14 -0.035 1.377 0.151
H15 -0.359 2.333 -0.271
H16 -0.165 1.435 1.237

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.09191.09411.09162.78613.96224.87664.32591.51682.14483.81844.22924.67182.55692.95322.6795
H21.09191.77361.76522.99194.02345.02134.10472.16213.05974.05414.69964.76832.81203.35672.4944
H31.09411.77361.76293.76174.72915.65885.11522.15632.48874.26264.58785.01732.83392.81552.9829
H41.09161.76521.76292.99274.52225.31184.94852.17122.49354.59564.88335.54093.50353.92233.7077
S52.78612.99193.76172.99271.83382.42342.42091.84642.40622.68983.06893.66062.67983.65963.0334
C63.96224.02344.72914.52221.83381.08971.09122.69823.23791.52462.15582.17382.44013.42092.7418
H74.87665.02135.65885.31182.42341.08971.76913.53913.84842.18842.40452.68373.38644.26753.8013
H84.32594.10475.11524.94852.42091.09121.76913.31984.07332.17333.05002.42292.87553.89012.7503
C91.51682.16212.15632.17121.84642.69823.53913.31981.09382.44972.74963.42791.52442.16902.1508
H102.14483.05972.48872.49352.40623.23793.84844.07331.09382.80622.66413.82572.14862.41593.0406
C113.81844.05414.26264.59562.68981.52462.18842.17332.44972.80621.09421.09341.52152.18532.1564
H124.22924.69964.58784.88333.06892.15582.40453.05002.74962.66411.09421.76372.15232.47883.0574
H134.67184.76835.01735.54093.66062.17382.68372.42293.42793.82571.09341.76372.18522.60012.4846
C142.55692.81202.83393.50352.67982.44013.38642.87551.52442.14861.52152.15232.18521.09411.0956
H152.95323.35672.81553.92233.65963.42094.26753.89012.16902.41592.18532.47882.60011.09411.7659
H162.67952.49442.98293.70773.03342.74183.80132.75032.15083.04062.15643.05742.48461.09561.7659

picture of Thiophene, tetrahydro-2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C9 S5 111.497 C1 C9 H10 109.418
C1 C9 C14 114.442 H2 C1 H3 108.453
H2 C1 H4 107.884 H2 C1 C9 110.899
H3 C1 H4 107.521 H3 C1 C9 110.302
H4 C1 C9 111.652 S5 C6 H7 109.324
S5 C6 H8 109.065 S5 C6 C11 106.068
S5 C9 H10 107.054 S5 C9 C14 104.909
C6 S5 C9 94.307 C6 C11 H12 109.722
C6 C11 H13 111.194 C6 C11 C14 106.460
H7 C6 H8 108.420 H7 C6 C11 112.603
H8 C6 C11 111.287 C9 C14 C11 107.081
C9 C14 H15 110.782 C9 C14 H16 109.261
H10 C9 C14 109.199 C11 C14 H15 112.303
C11 C14 H16 109.901 H12 C11 H13 107.464
H12 C11 C14 109.658 H13 C11 C14 112.341
H15 C14 H16 107.497
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.634      
2 H 0.235      
3 H 0.222      
4 H 0.237      
5 S 0.114      
6 C -0.577      
7 H 0.255      
8 H 0.253      
9 C -0.405      
10 H 0.252      
11 C -0.456      
12 H 0.234      
13 H 0.232      
14 C -0.425      
15 H 0.231      
16 H 0.231      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.390 2.143 0.006 2.178
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.613 -0.328 1.032
y -0.328 -48.603 -0.359
z 1.032 -0.359 -46.294
Traceless
 xyz
x 4.836 -0.328 1.032
y -0.328 -4.150 -0.359
z 1.032 -0.359 -0.686
Polar
3z2-r2-1.373
x2-y25.990
xy-0.328
xz1.032
yz-0.359


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> 203.164
(<r2>)1/2 14.254