[Chemical Name]: 4-Chromanone

[Synonyms]: Isochromanone; Chroman-4-one; Dihydrobenz-γ-pyrone

[Structure]:

[Formula]: C₉H₈O₂

[Molecular Weight]: 148.16

[CAS RN]: 491-37-2

[Melting Point]: 35-38 ℃(lit.)

[Boiling Point]: 127-128 ℃ 13 mm Hg(lit.)

[Refractive index]: n20/D 1.575(lit.)

[Specification]: