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

using model chemistry: B3PW91/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-594.662679
Energy at 298.15K-594.674475
Nuclear repulsion energy310.197108
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 B3PW91/cc-pVDZ
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 3136 3026 21.34      
2 A 3127 3017 16.98      
3 A 3120 3011 21.01      
4 A 3103 2995 31.39      
5 A 3093 2985 25.75      
6 A 3062 2955 30.23      
7 A 3048 2942 20.23      
8 A 3048 2941 19.23      
9 A 3039 2932 47.81      
10 A 3035 2929 6.34      
11 A 1475 1423 0.73      
12 A 1466 1415 5.76      
13 A 1457 1406 6.18      
14 A 1453 1403 4.48      
15 A 1449 1399 2.89      
16 A 1390 1342 3.38      
17 A 1369 1321 1.39      
18 A 1346 1299 0.44      
19 A 1306 1260 0.03      
20 A 1282 1237 4.20      
21 A 1267 1222 19.33      
22 A 1224 1182 4.70      
23 A 1189 1147 9.03      
24 A 1157 1116 0.86      
25 A 1107 1069 0.46      
26 A 1065 1028 2.02      
27 A 1043 1006 1.90      
28 A 1029 993 3.41      
29 A 964 930 2.68      
30 A 954 921 1.30      
31 A 910 878 0.91      
32 A 858 828 0.59      
33 A 850 820 2.86      
34 A 694 669 2.09      
35 A 635 613 3.16      
36 A 526 508 0.86      
37 A 460 444 0.13      
38 A 410 396 0.68      
39 A 284 274 1.09      
40 A 258 249 0.19      
41 A 241 232 0.12      
42 A 94 91 1.15      

Unscaled Zero Point Vibrational Energy (zpe) 31011.2 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 29925.8 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 B3PW91/cc-pVDZ
ABC
0.13965 0.09256 0.06114

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.272 0.127 0.214
H2 -2.215 0.007 1.307
H3 -2.856 1.036 -0.009
H4 -2.828 -0.731 -0.193
S5 0.122 -1.297 -0.072
C6 1.668 -0.365 0.291
H7 2.509 -0.846 -0.228
H8 1.863 -0.403 1.374
C9 -0.883 0.232 -0.396
H10 -0.972 0.328 -1.492
C11 1.420 1.066 -0.182
H12 1.578 1.129 -1.272
H13 2.120 1.771 0.295
C14 -0.035 1.384 0.144
H15 -0.361 2.345 -0.288
H16 -0.168 1.450 1.239

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.10131.10311.10062.79993.97144.89984.32781.52092.15393.83034.24684.69092.56672.97052.6884
H21.10131.78931.78083.01004.03055.04014.09902.17343.07884.06814.72164.78832.82783.38282.5048
H31.10311.78931.77763.78314.74515.69025.12382.16572.49994.27944.61105.03932.84602.83112.9918
H41.10061.78081.77763.00614.53685.33914.95722.18032.50104.61294.90325.56673.51963.94483.7260
S52.79993.01003.78313.00611.84112.43482.43381.85722.41872.69813.07333.67942.69343.67953.0568
C63.97144.03054.74514.53681.84111.09971.10162.70793.25961.52762.16422.18332.44523.43402.7500
H74.89985.04015.69025.33912.43481.09971.78393.56333.88522.20162.42082.69713.40384.29243.8201
H84.32784.09905.12384.95722.43381.10161.78393.32814.09692.18553.07112.44032.88233.90592.7525
C91.52092.17342.16572.18031.85722.70793.56333.32811.10362.45862.76193.44461.52872.17942.1602
H102.15393.07882.49992.50102.41873.25963.88524.09691.10362.82502.68173.85182.16042.42733.0593
C113.83034.06814.27944.61292.69811.52762.20162.18552.45862.82501.10311.10221.52472.19472.1651
H124.24684.72164.61104.90323.07332.16422.42083.07112.76192.68171.10311.77812.16162.49113.0749
H134.69094.78835.03935.56673.67942.18332.69712.44033.44463.85181.10221.77812.19532.61242.4962
C142.56672.82782.84603.51962.69342.44523.40382.88231.52872.16041.52472.16162.19531.10281.1046
H152.97053.38282.83113.94483.67953.43404.29243.90592.17942.42732.19472.49112.61241.10281.7797
H162.68842.50482.99183.72603.05682.75003.82012.75252.16023.05932.16513.07492.49621.10461.7797

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 111.572 C1 C9 H10 109.279
C1 C9 C14 114.631 H2 C1 H3 108.520
H2 C1 H4 107.947 H2 C1 C9 110.953
H3 C1 H4 107.531 H3 C1 C9 110.226
H4 C1 C9 111.538 S5 C6 H7 109.166
S5 C6 H8 108.998 S5 C6 C11 106.069
S5 C9 H10 106.773 S5 C9 C14 104.984
C6 S5 C9 94.143 C6 C11 H12 109.648
C6 C11 H13 111.216 C6 C11 C14 106.475
H7 C6 H8 108.264 H7 C6 C11 112.834
H8 C6 C11 111.425 C9 C14 C11 107.262
C9 C14 H15 110.790 C9 C14 H16 109.177
H10 C9 C14 109.256 C11 C14 H15 112.297
C11 C14 H16 109.837 H12 C11 H13 107.467
H12 C11 C14 109.643 H13 C11 C14 112.386
H15 C14 H16 107.456
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.013      
2 H 0.049      
3 H 0.043      
4 H 0.051      
5 S -0.063      
6 C -0.129      
7 H 0.068      
8 H 0.073      
9 C -0.240      
10 H 0.059      
11 C -0.050      
12 H 0.046      
13 H 0.036      
14 C -0.007      
15 H 0.037      
16 H 0.040      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.330 1.958 0.007 1.986
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.289 -0.290 0.939
y -0.290 -47.764 -0.326
z 0.939 -0.326 -45.703
Traceless
 xyz
x 4.444 -0.290 0.939
y -0.290 -3.768 -0.326
z 0.939 -0.326 -0.676
Polar
3z2-r2-1.352
x2-y25.475
xy-0.290
xz0.939
yz-0.326


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> 204.254
(<r2>)1/2 14.292