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All results from a given calculation for C4H6OS (Dihydro-2-(3H)-thiophenone)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-629.408819
Energy at 298.15K-629.416454
Nuclear repulsion energy292.454827
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 B1B95/6-31+G**
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 3159 3022 8.02      
2 A 3151 3014 6.04      
3 A 3132 2997 17.15      
4 A 3089 2955 18.64      
5 A 3079 2946 24.09      
6 A 3063 2930 6.03      
7 A 1826 1747 428.53      
8 A 1498 1433 0.75      
9 A 1482 1418 8.28      
10 A 1454 1391 9.59      
11 A 1359 1300 0.15      
12 A 1312 1255 7.24      
13 A 1307 1250 4.60      
14 A 1247 1193 2.20      
15 A 1192 1140 1.43      
16 A 1116 1068 14.81      
17 A 1082 1035 60.40      
18 A 1040 995 42.26      
19 A 1031 986 2.57      
20 A 933 892 7.69      
21 A 873 835 8.41      
22 A 840 804 11.58      
23 A 707 677 1.95      
24 A 640 612 39.40      
25 A 601 575 9.91      
26 A 480 459 0.59      
27 A 474 454 2.12      
28 A 407 389 3.54      
29 A 229 219 1.29      
30 A 132 126 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 20967.1 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 20057.1 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 B1B95/6-31+G**
ABC
0.14879 0.10513 0.06513

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.115 1.413 0.191
H2 -0.578 2.250 -0.335
H3 -0.114 1.654 1.261
C4 1.279 1.058 -0.295
H5 2.037 1.755 0.071
H6 1.305 1.078 -1.388
C7 1.566 -0.362 0.192
H8 1.837 -0.378 1.251
H9 2.362 -0.845 -0.376
C10 -0.993 0.185 0.020
O11 -2.195 0.174 -0.053
S12 0.018 -1.292 -0.044

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09111.09721.51832.18282.14992.44552.85373.39991.51872.43302.7184
H21.09111.76612.20652.69212.45473.42023.90534.26882.13562.64683.6031
H31.09721.76612.17152.46083.06002.83412.81703.88042.11422.87193.2247
C41.51832.20652.17151.09301.09401.52842.18192.19122.45333.59232.6778
H52.18282.69212.46081.09301.76722.17222.44542.65803.41254.51933.6564
H62.14992.45473.06001.09401.76722.15353.06012.41642.83833.85303.0123
C72.44553.42022.83411.52842.17222.15351.09311.09042.62243.80681.8207
H82.85373.90532.81702.18192.44543.06011.09311.77213.13684.27322.4125
H93.39994.26883.88042.19122.65802.41641.09041.77213.53164.68042.4087
C101.51872.13562.11422.45333.41252.83832.62243.13683.53161.20441.7910
O112.43302.64682.87193.59234.51933.85303.80684.27324.68041.20442.6543
S122.71843.60313.22472.67783.65643.01231.82072.41252.40871.79102.6543

picture of Dihydro-2-(3H)-thiophenone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H5 112.402 C1 C4 H6 109.704
C1 C4 C7 106.772 C1 C10 O11 126.239
C1 C10 S12 110.166 H2 C1 H3 107.623
H2 C1 C4 114.479 H2 C1 C10 108.725
H3 C1 C4 111.230 H3 C1 C10 106.729
C4 C1 C10 107.764 C4 C7 H8 111.594
C4 C7 H9 112.521 C4 C7 S12 105.846
H5 C4 H6 107.815 H5 C4 C7 110.831
H6 C4 C7 109.293 C7 S12 C10 93.112
H8 C7 H9 108.505 H8 C7 S12 109.217
H9 C7 S12 109.075 O11 C10 S12 123.593
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.279      
2 H 0.197      
3 H 0.201      
4 C -0.318      
5 H 0.174      
6 H 0.189      
7 C -0.467      
8 H 0.205      
9 H 0.200      
10 C 0.084      
11 O -0.390      
12 S 0.204      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.059 1.725 0.398 4.428
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.868 -0.192 -0.056
y -0.192 -42.415 0.143
z -0.056 0.143 -42.329
Traceless
 xyz
x -5.496 -0.192 -0.056
y -0.192 2.683 0.143
z -0.056 0.143 2.812
Polar
3z2-r25.624
x2-y2-5.453
xy-0.192
xz-0.056
yz0.143


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.209 -0.493 0.113
y -0.493 10.437 0.128
z 0.113 0.128 7.396


<r2> (average value of r2) Å2
<r2> 177.700
(<r2>)1/2 13.330