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 C3H6S (Thiirane, methyl-)

using model chemistry: BLYP/aug-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/aug-cc-pVDZ
 hartrees
Energy at 0K-516.040823
Energy at 298.15K-516.047268
Nuclear repulsion energy157.142994
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/aug-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 3130 3124 5.17      
2 A 3067 3061 17.19      
3 A 3040 3034 24.45      
4 A 3039 3033 3.26      
5 A 3012 3006 14.60      
6 A 2943 2938 33.65      
7 A 1437 1435 4.65      
8 A 1430 1428 5.28      
9 A 1414 1411 4.96      
10 A 1353 1351 5.73      
11 A 1329 1327 7.58      
12 A 1153 1150 1.95      
13 A 1146 1144 0.85      
14 A 1039 1037 18.06      
15 A 1015 1013 5.53      
16 A 972 971 2.32      
17 A 897 895 4.37      
18 A 885 883 1.83      
19 A 847 846 3.13      
20 A 591 590 11.27      
21 A 557 556 15.07      
22 A 378 378 0.22      
23 A 286 286 2.20      
24 A 217 217 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 17589.0 cm-1
Scaled (by 0.9981) Zero Point Vibrational Energy (zpe) 17555.6 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/aug-cc-pVDZ
ABC
0.37717 0.15537 0.12589

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.799 -0.323 -0.180
C2 -0.536 0.177 0.503
C3 0.356 1.175 -0.156
S4 1.118 -0.532 -0.052
H5 -1.656 -0.393 -1.273
H6 -2.086 -1.321 0.198
H7 -2.639 0.373 0.024
H8 -0.596 0.243 1.599
H9 0.106 1.498 -1.175
H10 0.854 1.933 0.462

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.52052.62472.92811.10441.10491.10922.22042.81683.5414
C21.52051.49141.88372.17532.17682.16531.09952.22952.2399
C32.62471.49141.87152.78453.50923.10562.20301.09811.0974
S42.92811.88371.87153.03433.30943.86542.50332.53042.5314
H51.10442.17532.78453.03431.79131.79843.12602.58613.8364
H61.10492.17683.50923.30941.79131.79032.57393.82514.3931
H71.10922.16533.10563.86541.79841.79032.58203.19953.8504
H82.22041.09952.20302.50333.12602.57392.58203.12432.5008
H92.81682.22951.09812.53042.58613.82513.19953.12431.8514
H103.54142.23991.09742.53143.83644.39313.85042.50081.8514

picture of Thiirane, methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 121.246 C1 C2 S4 118.273
C1 C2 H8 114.935 C2 C1 H5 110.940
C2 C1 H6 111.028 C2 C1 H7 109.863
C2 C3 S4 67.029 C2 C3 H9 118.049
C2 C3 H10 119.032 C2 S4 C3 46.800
C3 C2 S4 66.171 C3 C2 H8 115.659
S4 C2 H8 111.367 S4 C3 H9 114.342
S4 C3 H10 114.462 H5 C1 H6 108.349
H5 C1 H7 108.663 H6 C1 H7 107.909
H9 C3 H10 114.975
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.809      
2 C 0.824      
3 C 1.168      
4 S -0.030      
5 H -0.341      
6 H -0.261      
7 H -0.253      
8 H -0.689      
9 H -0.618      
10 H -0.608      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.719 1.330 0.271 2.190
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.296 1.358 -0.539
y 1.358 -32.376 -0.464
z -0.539 -0.464 -33.273
Traceless
 xyz
x -1.471 1.358 -0.539
y 1.358 1.408 -0.464
z -0.539 -0.464 0.063
Polar
3z2-r20.125
x2-y2-1.919
xy1.358
xz-0.539
yz-0.464


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.525 -0.594 -0.104
y -0.594 9.001 0.089
z -0.104 0.089 7.800


<r2> (average value of r2) Å2
<r2> 107.286
(<r2>)1/2 10.358