return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H4O2S (2H-Thiete-1,1-dioxide)

using model chemistry: BLYP/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 BLYP/cc-pVDZ
 hartrees
Energy at 0K-665.169545
Energy at 298.15K-665.174913
Nuclear repulsion energy308.063948
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/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 3152 3157 0.82      
2 A 3108 3113 1.66      
3 A 2985 2990 5.73      
4 A 1558 1561 0.83      
5 A 1379 1381 2.10      
6 A 1205 1207 16.21      
7 A 1108 1110 40.24      
8 A 1037 1039 119.00      
9 A 970 972 6.44      
10 A 931 932 3.14      
11 A 771 772 1.65      
12 A 618 619 51.13      
13 A 536 537 27.86      
14 A 366 366 12.28      
15 A 327 328 4.54      
16 A 3058 3063 1.88      
17 A 1211 1213 162.00      
18 A 1026 1028 0.61      
19 A 887 888 2.08      
20 A 819 820 4.04      
21 A 675 677 47.86      
22 A 393 393 0.65      
23 A 225 226 0.27      
24 A 195 195 0.89      

Unscaled Zero Point Vibrational Energy (zpe) 14270.0 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 14292.8 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 BLYP/cc-pVDZ
ABC
0.16938 0.09398 0.08756

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.225 0.480 0.000
O2 0.569 1.141 1.307
O3 0.569 1.141 -1.307
C4 -1.448 -0.329 0.000
H5 -2.458 0.102 0.000
C6 -0.943 -1.580 0.000
H7 -1.494 -2.532 0.000
C8 0.569 -1.425 0.000
H9 1.099 -1.748 0.917
H10 1.099 -1.748 -0.917

Atom - Atom Distances (Å)
  S1 O2 O3 C4 H5 C6 H7 C8 H9 H10
S11.50451.50451.85802.70892.36833.46831.93612.56292.5629
O21.50452.61402.81703.45633.37624.41102.87992.96293.6840
O31.50452.61402.81703.45633.37624.41102.87993.68402.9629
C41.85802.81702.81701.09781.34962.20412.29553.05643.0564
H52.70893.45633.45631.09782.26382.80533.39004.11264.1126
C62.36833.37623.37621.34962.26381.10001.51972.24472.2447
H73.46834.41104.41102.20412.80531.10002.34112.86022.8602
C81.93612.87992.87992.29553.39001.51972.34111.10721.1072
H92.56292.96293.68403.05644.11262.24472.86021.10721.8336
H102.56293.68402.96293.05644.11262.24472.86021.10721.8336

picture of 2H-Thiete-1,1-dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C4 H5 131.082 S1 C4 C6 93.834
S1 C8 C6 85.624 S1 C8 H9 111.829
S1 C8 H10 111.829 O2 S1 O3 120.629
O2 S1 C4 113.394 O2 S1 C8 113.061
O3 S1 C4 113.394 O3 S1 C8 113.061
C4 S1 C8 74.430 C4 C6 H7 127.969
C4 C6 C8 106.113 H5 C4 C6 135.084
C6 C8 H9 116.537 C6 C8 H10 116.537
H7 C6 C8 125.918 H9 C8 H10 111.797
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.758      
2 O -0.394      
3 O -0.394      
4 C -0.052      
5 H -0.002      
6 C 0.003      
7 H 0.000      
8 C -0.035      
9 H 0.057      
10 H 0.057      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.877 -3.989 0.000 4.409
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.546 -2.421 0.000
y -2.421 -40.402 0.000
z 0.000 0.000 -46.872
Traceless
 xyz
x 6.091 -2.421 0.000
y -2.421 1.807 0.000
z 0.000 0.000 -7.898
Polar
3z2-r2-15.796
x2-y22.856
xy-2.421
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.965 0.336 0.000
y 0.336 9.621 0.000
z 0.000 0.000 6.402


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000