Chemistry:Chromane

Chromane

Names
Preferred IUPAC name 3,4-Dihydro-2H-1-benzopyran
Other names Chroman; Benzodihydropyran; Benzoxane
Identifiers
CAS Number	493-08-3
3D model (JSmol)	Interactive image
ChemSpider	120093
PubChem CID	136319
UNII	EJ8R7LY9PK Y
InChI InChI=1S/C9H10O/c1-2-6-9-8(4-1)5-3-7-10-9/h1-2,4,6H,3,5,7H2 Key: VZWXIQHBIQLMPN-UHFFFAOYSA-N InChI=1/C9H10O/c1-2-6-9-8(4-1)5-3-7-10-9/h1-2,4,6H,3,5,7H2 Key: VZWXIQHBIQLMPN-UHFFFAOYAB
SMILES C1CC2=CC=CC=C2OC1
Properties
Chemical formula	C9H10O
Molar mass	134.178 g·mol−1
Related compounds
Related compounds	Tetrahydroquinoline, Tetralin, Chromene
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Tracking categories (test):

• SizeSet

Chromane (benzodihydropyran) is a heterocyclic chemical compound with the chemical formula C₉H₁₀O. Chromane is a structural feature of more complex compounds including E vitamins (tocopherols and tocotrienols), Dianin's compound, and the pharmaceutical drugs troglitazone, ormeloxifene, and nebivolol. Such compounds are sometimes described as chromans.

See also

• Chromene (benzopyran)