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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
| You are here: Experimental > One molecule all properties | |
| Other names |
|---|
| 2,3-Dihydrothiirene; Ethylene episulfide; Ethylene episulphide; Ethylene sulfide; Ethylene sulphide; Sulfurane; Thiacyclopropane; Thiirane; Thiirene, 2,3-dihydro-; |
| INChI | INChIKey | SMILES | IUPAC name |
|---|---|---|---|
| InChI=1S/C2H4S/c1-2-3-1/h1-2H2 | VOVUARRWDCVURC-UHFFFAOYSA-N | S1CC1 | Thiirane |
| State | Conformation |
|---|---|
| 1A1 | C2V |
| Property | Value | Uncertainty | units | Reference | Comment |
|---|---|---|---|---|---|
Hfg(298.15K) ![]() |
82.38 | kJ mol-1 | TRC | ||
Hfg(0K) ![]() |
94.42 | kJ mol-1 | TRC | ||
Entropy (298.15K) ![]() |
255.24 | J K-1 mol-1 | TRC | ||
Integrated Heat Capacity (0 to 298.15K) ![]() |
11.40 | kJ mol-1 | TRC | ||
Heat Capacity (298.15K) ![]() |
53.32 | J K-1 mol-1 | TRC |
| Mode Number | Symmetry | Frequency | Intensity | Comment | Description | ||||
|---|---|---|---|---|---|---|---|---|---|
| Fundamental(cm-1) | Harmonic(cm-1) | Reference | (km mol-1) | unc. | Reference | ||||
| 1 | A1 | 3014 | 1986All/Ber:4211 | ||||||
| 2 | A1 | 1457 | 1986All/Ber:4211 | ||||||
| 5 | A1 | 627 | 1986All/Ber:4211 | ||||||
| 11 | B1 | 824 | 1986All/Ber:4211 | ||||||
| 12 | B2 | 3013 | 1986All/Ber:4211 | ||||||
| 14 | B2 | 1051 | 1986All/Ber:4211 | ||||||
| A | B | C | reference | comment |
|---|---|---|---|---|
| 0.73299 | 0.36108 | 0.26773 | 1974Oki:Hir:111 |
Product of moments of inertia ![]() | ||||
|---|---|---|---|---|
| 67607.34 | amu3Å6 | 3.09572098252406E-115 | gm3 cm6 | |
Point Group C2v
| Description | Value | unc. | Connectivity | Reference | Comment | |||
|---|---|---|---|---|---|---|---|---|
| Atom 1 | Atom 2 | Atom 3 | Atom 4 | |||||
| rCC | 1.484 | 2 | 3 | 1998Kuc | ||||
| rCH | 1.083 | 2 | 4 | 1998Kuc | ||||
| rCS | 1.815 | 1 | 2 | 1998Kuc | ||||
| aHCH | 115.8 | 4 | 2 | 5 | 1998Kuc | |||
| aCSC | 48.27 | 2 | 1 | 3 | 1998Kuc | |||
| aCCS | 65.865 | 1 | 2 | 3 | 1998Kuc | by symmetry | ||
| aHCC | 117.926 | 0 | 2 | 3 | 6 | 1998Kuc | by symmetry | |
| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| S1 | 0.0000 | 0.0000 | 0.8622 |
| C2 | 0.0000 | 0.7421 | -0.7942 |
| C3 | 0.0000 | -0.7421 | -0.7942 |
| H4 | -0.9174 | 1.2493 | -1.0661 |
| H5 | 0.9174 | 1.2493 | -1.0661 |
| H6 | 0.9174 | -1.2493 | -1.0661 |
| H7 | -0.9174 | -1.2493 | -1.0661 |
| S1 | C2 | C3 | H4 | H5 | H6 | H7 | |
|---|---|---|---|---|---|---|---|
| S1 | 1.8150 | 1.8150 | 2.4740 | 2.4740 | 2.4740 | 2.4740 | |
| C2 | 1.8150 | 1.4843 | 1.0830 | 1.0830 | 2.2094 | 2.2094 | |
| C3 | 1.8150 | 1.4843 | 2.2094 | 2.2094 | 1.0830 | 1.0830 | |
| H4 | 2.4740 | 1.0830 | 2.2094 | 1.8349 | 3.1000 | 2.4987 | |
| H5 | 2.4740 | 1.0830 | 2.2094 | 1.8349 | 2.4987 | 3.1000 | |
| H6 | 2.4740 | 2.2094 | 1.0830 | 3.1000 | 2.4987 | 1.8349 | |
| H7 | 2.4740 | 2.2094 | 1.0830 | 2.4987 | 3.1000 | 1.8349 |
Experimental Bond Angles (degrees) from cartesians
| atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
|---|---|---|---|---|---|---|---|---|
| S1 | C2 | C3 | 65.865 | S1 | C2 | H4 | 114.876 | |
| S1 | C2 | H5 | 114.876 | S1 | C3 | C2 | 65.865 | |
| S1 | C3 | H6 | 114.876 | S1 | C3 | H7 | 114.876 | |
| C2 | S1 | C3 | 48.270 | C2 | C3 | H6 | 117.926 | |
| C2 | C3 | H7 | 117.926 | C3 | C2 | H4 | 117.926 | |
| C3 | C2 | H5 | 117.926 | H4 | C2 | H5 | 115.800 | |
| H6 | C3 | H7 | 115.800 |
Bond descriptions
| Bond Type | Count |
|---|---|
| H-C | 4 |
| C-C | 1 |
| C-S | 2 |
| Atom 1 | Atom 2 |
|---|---|
| S1 | C2 |
| S1 | C3 |
| C2 | C3 |
| C2 | H4 |
| C2 | H5 |
| C3 | H6 |
| C3 | H7 |
| Energy (cm-1) | Degeneracy | reference | description |
|---|---|---|---|
| 0 | 1 | 1A1 |
| Ionization Energy | I.E. unc. | vertical I.E. | v.I.E. unc. | reference |
|---|---|---|---|---|
| 9.050 | 9.050 | webbook |
| State | Config | State description | Conf description | Exp. min. | Dipole (Debye) | Reference | comment | Point Group | Components | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| x | y | z | total | dipole | quadrupole | ||||||||
| 1 | 1 | 1A1 | C2v | True | 1.850 | NSRDS-NBS10 | MW | C2v | 1 | 2 | |||
| State | Config | State description | Conf description | Exp. min. | Quadrupole (D Å) | Reference | comment | Point Group | Components | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| xx | yy | zz | dipole | quadrupole | ||||||||
| 1 | 1 | 1A1 | C2v | True | -0.700 | 1.200 | -0.500 | 1971Fly/Ben:225 | Qxx=-0.5+-0.7, Qyy=1.2+-0.8, Qzz=-0.7+-0.7 | C2v | 1 | 2 |
| alpha | unc. | Reference |
|---|---|---|
| 6.910 | 1998Gus/Rui:163 |
| squib | reference | DOI |
|---|---|---|
| 1971Fly/Ben:225 | WH Flygare, RC Benson "The molecular Zeeman effect in diamagnetic molecules and the determination of molecular magnetic moments (g values), magnetic susceptibilities, and molecular quadrupole moments" Mol. Phys. 1971, 20 (2), 225-250 | 10.1080/00268977100100221 |
| 1974Oki:Hir:111 | K Okiye, C Hirose, DG Lister, J Sheridan "The rs-structure of ethylene sulphide" Chem. Phys. Lett. 24(1), 111, 1974 | 10.1016/0009-2614(74)80228-9 |
| 1986All/Ber:4211 | WD Allen, JE Bertie, MV Falk, BA Hess Jr., GB Mast, DA Othen, LJ Schaad, HF Schaefer III "The experimental vibrational spectra, vibrational assignment, and normal coordinate analysis of thiirane-h4 and -d4 and cis- and trans-1m2- thirene and isotopically substituted derivatives" J. Chem. Phys. 84(8), 4211, 1986 | 10.1063/1.450043 |
| 1998Gus/Rui:163 | M Gussoni, R Rui, G Zerbi "Electronic and relaxation contribution to linear molecular polarizability. An analysis of the experimental values" J. Mol. Struct. 447 (1998) 163-215 | 10.1016/S0022-2860(97)00292-5 |
| 1998Kuc | K Kuchitsu(ed) "Structure of Free Polyatomic Molecules - Basic Data" Springer, Berlin, 1998 | 10.1007/978-3-642-45748-7 |
| NSRDS-NBS10 | R. D. Nelson Jr., D. R. Lide, A. A. Maryott "Selected Values of electric dipole moments for molecules in the gas phase" NSRDS-NBS10, 1967 | 10.6028/NBS.NSRDS.10 |
| TRC | Frenkel, M; Marsh, K.N.; Wilhoit, R.C.; Kabo, G.J.; Roganov, G.N.,Thermodynamics of Organic Compounds in the Gas State,Thermodynamics Research Center, College Station, TX, 1994 | |
| webbook | NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) | 10.18434/T4D303 |
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