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: B1B95/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 B1B95/aug-cc-pVDZ
 hartrees
Energy at 0K-516.099501
Energy at 298.15K-516.106148
Nuclear repulsion energy 
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/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 3248 3111 2.94      
2 A 3182 3048 15.04      
3 A 3159 3026 9.35      
4 A 3149 3016 14.77      
5 A 3137 3005 11.77      
6 A 3055 2927 27.37      
7 A 1479 1417 3.64      
8 A 1469 1407 8.42      
9 A 1452 1391 5.97      
10 A 1404 1345 6.66      
11 A 1365 1308 5.29      
12 A 1204 1154 2.00      
13 A 1181 1132 1.06      
14 A 1083 1038 16.67      
15 A 1051 1007 5.66      
16 A 1008 966 3.37      
17 A 933 893 3.66      
18 A 920 881 2.10      
19 A 890 853 1.79      
20 A 675 646 9.33      
21 A 640 613 16.68      
22 A 379 363 0.15      
23 A 302 289 1.86      
24 A 233 223 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 18299.2 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 17528.8 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 B1B95/aug-cc-pVDZ
ABC
0.39062 0.16217 0.13165

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.769 -0.299 -0.178
C2 -0.515 0.168 0.503
C3 0.376 1.147 -0.154
S4 1.082 -0.528 -0.054
H5 -1.612 -0.370 -1.259
H6 -2.074 -1.284 0.191
H7 -2.588 0.406 0.015
H8 -0.573 0.240 1.589
H9 0.113 1.471 -1.159
H10 0.876 1.894 0.458

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50132.58632.86211.09461.09461.09822.20072.76353.4941
C21.50131.47711.82892.14462.15302.14281.08992.20352.2169
C32.58631.47711.82002.73393.46773.05912.18161.08881.0878
S42.86211.82891.82002.95533.25413.78712.45542.48112.4839
H51.09462.14462.73392.95531.77471.78243.09272.52523.7772
H61.09462.15303.46773.25411.77471.77492.55533.76744.3439
H71.09822.14283.05913.78711.78241.77492.56233.13143.7958
H82.20071.08992.18162.45543.09272.55532.56233.08862.4726
H92.76352.20351.08882.48112.52523.76743.13143.08861.8378
H103.49412.21691.08782.48393.77724.34393.79582.47261.8378

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 120.527 C1 C2 S4 118.174
C1 C2 H8 115.348 C2 C1 H5 110.428
C2 C1 H6 111.103 C2 C1 H7 110.074
C2 C3 S4 66.434 C2 C3 H9 117.556
C2 C3 H10 118.829 C2 S4 C3 47.758
C3 C2 S4 65.807 C3 C2 H8 115.565
S4 C2 H8 112.044 S4 C3 H9 114.727
S4 C3 H10 115.006 H5 C1 H6 108.323
H5 C1 H7 108.753 H6 C1 H7 108.085
H9 C3 H10 115.207
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.510      
2 C 0.356      
3 C 0.895      
4 S 0.076      
5 H -0.215      
6 H -0.118      
7 H -0.103      
8 H -0.509      
9 H -0.458      
10 H -0.434      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.649 1.330 0.278 2.136
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.668 -0.525 -0.123
y -0.525 8.430 0.063
z -0.123 0.063 7.298


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