Thiane is a heterocyclic compound and an organosulfur compound with the formula (CH₂)₅S. It is a saturated six-membered ring with five carbon atoms and one sulfur atom. The compound is a colorless liquid. It can be prepared by the reaction of 1,5-dibromopentane with sodium sulfide:^[1]

Br-(CH₂)₅-Br + Na₂S → (CH₂)₅S + 2NaBr

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Thiane

Names
Preferred IUPAC name Thiane
Other names Tetrahydro-2H-thiopyran
Identifiers
CAS Number	1613-51-0 N
3D model (JSmol)	Interactive image
ChemSpider	14628 N
ECHA InfoCard	100.015.056
PubChem CID	15367
UNII	P9BB3YF628 Y
CompTox Dashboard (EPA)	DTXSID60167108
InChI InChI=1S/C5H10S/c1-2-4-6-5-3-1/h1-5H2 N Key: YPWFISCTZQNZAU-UHFFFAOYSA-N N InChI=1/C5H10S/c1-2-4-6-5-3-1/h1-5H2 Key: YPWFISCTZQNZAU-UHFFFAOYAV
SMILES C1CCSCC1
Properties
Chemical formula	C5H10S
Molar mass	102.1979
Appearance	colorless liquid
Density	0.9943 g/cm3
Melting point	19 °C
Boiling point	141.8 °C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

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