Hydrochloric Acid → Hydrochloric Acid

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Reaction Steps

A solution of tert-butyl 3-{3-[1-(4-amino-5-oxopyrido[2,3-d]pyrimidin-8(5H)-yl)ethyl]-5-chloro-2-methoxy-6-methylphenyl}azetidine-1-carboxylate (27 mg, 0.053 mmol) in methylene chloride (0.25 mL) was treated with 4.0 M hydrogen chloride in dioxane (0.13 mL, 0.50 mmol) at room temperature for 1 hour, then stripped to dryness to give 4-amino-8-[1-(3-azetidin-3-yl-5-chloro-2-methoxy-4-methylphenyl)ethyl]pyrido[2,3-d]pyrimidin-5(8H)-one as HCl salt.

Provenance & Evidence