8-(Benzo[d][1,3]dioxol-5-yl)-1,4-dioxaspiro[4.5]decan-8-ol → 4-Benzo[1,3]dioxol-5-yl-4-hydroxycyclohexanone

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Reaction Steps

A solution of 8-(1,3-benzodioxol-5-yl)-1,4-dioxaspiro-[4.5]decan-8-ol (5.0 g, 1.8 mmole) in acetone (75 ml) and concentrated HCl (1 ml) was stirred for 2 hr. The insoluble product was collected and dried (96%, mp: 162-164° C.). Calc'd for C13H14O4 : C, 66.66%; H, 6.03%. Found: C, 65.69%; H, 5.95%.

Provenance & Evidence