反应详情

By the same method, 2-amino-4-pentylthiazole, 2-amino-4-propyl-5-ethylthiazole, 2-amino-4,5-diisopropylthiazole, 2-amino-5-propylthiazole, 2-amino-5-isopropylthiazole, 2-amino-5-pentylthiazole, 2-amino-6-phenylcyclopentenothiazole, 2-amino-5,7-dimethylcyclohexenothiazole, 2-amino-4,6,6-trimethylcyclopentenothiazole, and 2-amino-7-methylcyclooctenothiazole are converted to the corresponding 2-(2,2-dicarbethoxyethenylamino) thiazole derivatives.