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

using model chemistry: B1B95/6-31G(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 B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-629.400958
Energy at 298.15K-629.408343
Nuclear repulsion energy290.273262
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 B1B95/6-31G(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 3157 3023 3.98      
2 A 3148 3015 0.49      
3 A 3136 3003 7.22      
4 A 3081 2950 21.16      
5 A 3069 2939 12.77      
6 A 3065 2935 3.64      
7 A 1864 1785 208.38      
8 A 1481 1418 1.76      
9 A 1432 1372 2.48      
10 A 1431 1370 13.68      
11 A 1295 1241 9.70      
12 A 1285 1230 16.52      
13 A 1216 1165 11.79      
14 A 1208 1157 21.62      
15 A 1155 1106 9.83      
16 A 1142 1093 36.02      
17 A 1085 1039 2.80      
18 A 1007 964 8.82      
19 A 966 925 0.54      
20 A 865 829 5.83      
21 A 827 792 2.35      
22 A 803 769 0.52      
23 A 736 704 5.22      
24 A 690 661 0.81      
25 A 556 532 4.01      
26 A 485 465 4.53      
27 A 445 426 5.54      
28 A 423 405 3.10      
29 A 190 182 2.07      
30 A 61 59 10.68      

Unscaled Zero Point Vibrational Energy (zpe) 20650.4 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 19776.9 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 B1B95/6-31G(2df,p)
ABC
0.19029 0.08327 0.06134

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.169 -0.082 -0.013
C2 -0.504 1.270 -0.206
H3 -1.103 2.048 0.271
H4 -0.499 1.464 -1.285
C5 0.919 1.175 0.309
H6 0.965 1.300 1.393
H7 1.592 1.898 -0.150
C8 -0.141 -1.200 0.164
S9 1.488 -0.493 -0.151
H10 -0.354 -2.014 -0.528
O11 -2.352 -0.274 0.003
H12 -0.226 -1.591 1.182

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.51892.14962.11062.45812.90493.39991.52912.69202.15901.19942.1435
C21.51891.09111.09551.51642.17172.18882.52412.66113.30342.41733.1926
H32.14961.09111.76722.20212.46832.73153.38893.65334.20682.65013.8524
H42.11061.09551.76722.15273.05612.41843.05383.01103.56262.84813.9364
C52.45811.51642.20212.15271.09231.08902.60501.82193.53483.59103.1190
H62.90492.17172.46833.05611.09231.76992.99712.42374.05163.92593.1341
H73.39992.18882.73152.41841.08901.76993.56342.39314.38584.50534.1540
C81.52912.52413.38893.05382.60502.99713.56341.80351.08992.40331.0941
S92.69202.66113.65333.01101.82192.42372.39311.80352.41893.85002.4340
H102.15903.30344.20683.56263.53484.05164.38581.08992.41892.70241.7667
O111.19942.41732.65012.84813.59103.92594.50532.40333.85002.70242.7653
H122.14353.19263.85243.93643.11903.13414.15401.09412.43401.76672.7653

picture of Dihydro-3-(2H)-thiophenone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H3 109.810 C1 C2 H4 106.542
C1 C2 C5 108.161 C1 C8 S9 107.474
C1 C8 H10 109.915 C1 C8 H12 108.464
C2 C1 C8 111.813 C2 C1 O11 125.158
C2 C5 H6 111.678 C2 C5 H7 113.287
C2 C5 S9 105.352 H3 C2 H4 107.840
H3 C2 C5 114.257 H4 C2 C5 109.962
C5 S9 C8 91.865 H6 C5 H7 108.466
H6 C5 S9 110.009 H7 C5 S9 107.936
C8 C1 O11 123.029 S9 C8 H10 111.029
S9 C8 H12 111.942 H10 C8 H12 107.984
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.402      
2 C -0.334      
3 H 0.150      
4 H 0.165      
5 C -0.261      
6 H 0.148      
7 H 0.154      
8 C -0.340      
9 S -0.114      
10 H 0.173      
11 O -0.312      
12 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.015 1.269 0.410 1.676
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.419 1.155 0.337
y 1.155 -37.824 -0.030
z 0.337 -0.030 -41.313
Traceless
 xyz
x -12.851 1.155 0.337
y 1.155 9.042 -0.030
z 0.337 -0.030 3.809
Polar
3z2-r27.618
x2-y2-14.596
xy1.155
xz0.337
yz-0.030


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.016 0.063 -0.166
y 0.063 9.282 0.021
z -0.166 0.021 6.800


<r2> (average value of r2) Å2
<r2> 183.186
(<r2>)1/2 13.535