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All results from a given calculation for C4H6S (Thiophene, 2,3-dihydro-)

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-554.300241
Energy at 298.15K-554.307116
HF Energy-554.300241
Nuclear repulsion energy216.570579
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 B3LYP/aug-cc-pVTZ
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 3217 3112 4.92      
2 A 3184 3080 2.06      
3 A 3124 3022 8.90      
4 A 3064 2965 39.21      
5 A 3049 2950 6.46      
6 A 2989 2892 38.82      
7 A 1634 1581 17.28      
8 A 1492 1443 1.65      
9 A 1477 1429 2.57      
10 A 1342 1299 0.34      
11 A 1326 1283 4.86      
12 A 1284 1242 13.68      
13 A 1205 1165 1.90      
14 A 1146 1109 1.06      
15 A 1122 1085 0.60      
16 A 1017 984 5.06      
17 A 994 961 3.59      
18 A 933 903 0.64      
19 A 912 883 3.02      
20 A 857 829 1.73      
21 A 787 761 21.95      
22 A 693 670 29.62      
23 A 675 653 28.73      
24 A 648 627 5.64      
25 A 503 486 0.38      
26 A 413 399 1.62      
27 A 155 150 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 19619.7 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 18982.0 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 B3LYP/aug-cc-pVTZ
ABC
0.22833 0.15582 0.09742

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.077 -1.272 0.189
H2 -0.051 -1.563 1.238
H3 0.114 -2.147 -0.426
C4 -1.395 -0.561 -0.159
H5 -2.210 -0.950 0.454
H6 -1.670 -0.742 -1.204
C7 0.113 1.281 0.075
H8 0.488 2.290 0.151
C9 -1.164 0.913 0.055
H10 -1.981 1.618 0.115
S11 1.278 -0.042 -0.081

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 C9 H10 S11
C11.08901.08641.53732.17372.18132.56303.60712.44453.46221.8504
H21.08901.77152.18182.37783.04273.07714.03962.96123.88682.4124
H31.08641.77152.20582.75882.40033.46484.49033.35134.34302.4308
C41.53732.18182.20581.09141.09632.39143.43041.50692.27292.7241
H52.17372.37782.75881.09141.75603.24274.22702.17322.60013.6442
H62.18133.04272.40031.09631.75602.98433.96062.14032.72173.2318
C72.56303.07713.46482.39143.24272.98431.07921.32882.12111.7700
H83.60714.03964.49033.43044.22703.96061.07922.15292.55942.4728
C92.44452.96123.35131.50692.17322.14031.32882.15291.08102.6259
H103.46223.88684.34302.27292.60012.72172.12112.55941.08103.6631
S111.85042.41242.43082.72413.64423.23181.77002.47282.62593.6631

picture of Thiophene, 2,3-dihydro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H5 110.419 C1 C4 H6 110.722
C1 C4 C9 106.829 C1 S11 C7 90.106
H2 C1 H3 109.041 H2 C1 C4 111.202
H2 C1 S11 107.465 H3 C1 C4 113.310
H3 C1 S11 108.933 C4 C1 S11 106.684
C4 C9 C7 114.838 C4 C9 H10 122.011
H5 C4 H6 106.774 H5 C4 C9 112.540
H6 C4 C9 109.599 C7 C9 H10 123.009
H8 C7 C9 126.464 H8 C7 S11 118.402
C9 C7 S11 115.117
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability