1,4-Dioxane hydrochloride → HCID 59703774, compound

Participants

Reaction Steps

To a solution of the compound (4.72 g) obtained in Step 2 in chloroform (5 ml) was added, with stirring at room temperature, 4N hydrogen chloride/1,4-dioxane solution (20 ml). After stirring at room temperature for 3 hr, the reaction mixture was concentrated under reduced pressure. Toluene was added to the residue, and the mixture was concentrated again under reduced pressure. The obtained crude crystals were suspended in diisopropyl ether, collected by filtration and dried to give the title compound (3.23 g).

Provenance & Evidence