Methanol → L-cysteic acid methyl ester hydrochloride

참여 물질

반응 단계

L-Cysteic acid (300 mg, 1.77 mmol) was dissolved in methanol (12 mL), and thionyl chloride (2.5 mL, 34 mmol) was slowly added dropwise at 0° C. After stirring at room temperature overnight, the reaction mixture was concentrated under reduced pressure, and the obtained residue was suspended in diisopropyl ether. The suspension was filtered to give the title compound as white crystals (291 mg, 1.33 mmol, 75%).

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