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

using model chemistry: BLYP/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 BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-594.615126
Energy at 298.15K-594.626713
Nuclear repulsion energy308.883109
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(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 3038 3022 16.80      
2 A 3032 3015 30.29      
3 A 3031 3015 20.11      
4 A 3022 3006 25.25      
5 A 3001 2985 32.85      
6 A 2986 2970 4.80      
7 A 2983 2966 46.83      
8 A 2964 2947 25.06      
9 A 2960 2944 34.81      
10 A 2941 2925 13.87      
11 A 1472 1464 3.71      
12 A 1465 1457 1.32      
13 A 1456 1448 3.19      
14 A 1446 1438 1.16      
15 A 1440 1432 1.85      
16 A 1373 1365 4.48      
17 A 1333 1325 9.48      
18 A 1302 1294 1.44      
19 A 1272 1265 6.06      
20 A 1257 1250 8.18      
21 A 1206 1199 6.92      
22 A 1190 1183 9.71      
23 A 1136 1130 0.74      
24 A 1105 1099 0.15      
25 A 1042 1036 0.60      
26 A 1028 1023 0.98      
27 A 1007 1002 0.27      
28 A 958 952 1.05      
29 A 926 921 0.19      
30 A 896 891 0.55      
31 A 868 863 2.03      
32 A 827 822 0.61      
33 A 767 763 1.11      
34 A 684 680 4.37      
35 A 645 642 2.89      
36 A 575 572 0.77      
37 A 474 472 0.24      
38 A 362 360 0.18      
39 A 339 337 0.22      
40 A 217 216 0.08      
41 A 189 188 0.32      
42 A 99 98 2.26      

Unscaled Zero Point Vibrational Energy (zpe) 30156.2 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 29990.3 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 BLYP/6-31G(2df,p)
ABC
0.13992 0.08370 0.06816

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.497 -0.456 -0.260
C2 1.940 -0.305 -0.808
H3 1.293 -0.222 -1.695
H4 2.723 0.466 -0.884
H5 2.433 -1.290 -0.849
C6 -0.014 -1.182 0.617
H7 0.234 -2.144 0.146
H8 -0.284 -1.368 1.667
C9 1.135 -0.148 0.501
H10 1.823 -0.292 1.352
C11 -0.769 1.262 -0.316
H12 -1.533 1.982 0.005
H13 -0.485 1.497 -1.352
C14 0.455 1.242 0.627
H15 0.117 1.391 1.665
H16 1.153 2.061 0.384

Atom - Atom Distances (Å)
  S1 C2 H3 H4 H5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
S13.48353.14584.36464.05991.86982.45172.45352.75683.69481.86712.45292.45532.73473.11813.7107
C23.48351.10111.10181.10152.57312.68313.49301.54532.16353.16804.23773.06982.58043.50962.7640
H33.14581.10111.78291.77602.82462.86393.88642.20343.09402.89083.96722.49682.87023.90873.0914
H44.36461.10181.78291.77953.53053.75024.34862.19502.52643.62654.60553.40262.83383.76112.5728
H54.05991.10151.77601.77952.85472.55963.70362.19372.49224.12855.21194.06573.53534.34373.7926
C61.86982.57312.82463.53052.85471.09911.09971.55062.17012.72333.56333.35822.46932.78123.4544
H72.45172.68312.86393.75022.55961.09911.78472.21832.72153.58054.49094.00183.42663.84874.3099
H82.45353.49303.88644.34863.70361.09971.78472.20452.38643.32943.94294.16682.90482.78703.9320
C92.75681.54532.20342.19502.19371.55062.21832.20451.10432.50543.44962.95991.55202.18092.2113
H103.69482.16353.09402.52642.49222.17012.72152.38641.10433.45214.27263.98022.18022.41702.6310
C111.86713.16802.89083.62654.12852.72333.58053.32942.50543.45211.09821.09961.54442.17392.1953
H122.45294.23773.96724.60555.21193.56334.49093.94293.44964.27261.09821.78232.21062.41452.7138
H132.45533.06982.49683.40264.06573.35824.00184.16682.95993.98021.09961.78232.20533.07872.4528
C142.73472.58042.87022.83383.53532.46933.42662.90481.55202.18021.54442.21062.20531.10231.1027
H153.11813.50963.90873.76114.34372.78123.84872.78702.18092.41702.17392.41453.07871.10231.7783
H163.71072.76403.09142.57283.79263.45444.30993.93202.21132.63102.19532.71382.45281.10271.7783

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 108.537 S1 C6 H8 108.633
S1 C6 C9 107.041 S1 C11 H12 108.844
S1 C11 H13 108.950 S1 C11 C14 106.183
C2 C9 C6 112.429 C2 C9 H10 108.329
C2 C9 C14 112.843 H3 C2 H4 108.069
H3 C2 H5 107.475 H3 C2 C9 111.632
H4 C2 H5 107.737 H4 C2 C9 110.923
H5 C2 C9 110.838 C6 S1 C11 93.564
C6 C9 H10 108.478 C6 C9 C14 105.477
H7 C6 H8 108.516 H7 C6 C9 112.573
H8 C6 C9 111.430 C9 C14 C11 108.028
C9 C14 H15 109.336 C9 C14 H16 111.691
H10 C9 C14 109.165 C11 C14 H15 109.304
C11 C14 H16 110.953 H12 C11 H13 108.372
H12 C11 C14 112.449 H13 C11 C14 111.943
H15 C14 H16 107.502
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.195      
2 C -0.357      
3 H 0.122      
4 H 0.096      
5 H 0.100      
6 C -0.161      
7 H 0.105      
8 H 0.105      
9 C 0.063      
10 H 0.055      
11 C -0.152      
12 H 0.109      
13 H 0.110      
14 C -0.174      
15 H 0.090      
16 H 0.082      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.901 0.803 0.665 2.168
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.733 -1.918 -0.087
y -1.918 -43.286 -1.195
z -0.087 -1.195 -45.823
Traceless
 xyz
x -4.179 -1.918 -0.087
y -1.918 3.993 -1.195
z -0.087 -1.195 0.186
Polar
3z2-r20.372
x2-y2-5.448
xy-1.918
xz-0.087
yz-1.195


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.397 0.063 0.291
y 0.063 10.797 -0.167
z 0.291 -0.167 9.245


<r2> (average value of r2) Å2
<r2> 199.591
(<r2>)1/2 14.128