Methyl 3-phenyl-DL-alaninate hydrochloride → N-[(2-benzothiazolylamino)thioxomethyl]-DL-phenylalanine methyl ester

Beteiligte Stoffe

Reaktionsschritte

A solution of 1-[(2-benzothiazolyl)thiocarbamoyl]imidazole (1.30 g, 5.0 mmol) and DL-phenylalanine methyl ester hydrochloride (1.08 g, 5.0 mmol) in N,N-dimethylformamide (50 mL) was heated at 90° C. for 3 h. The reaction was cooled to room temperature, solvent removed under reduced pressure, recrystalllized from ethyl ether-hexanes to provide 1.31 g (70%) of the titled product:

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