2-肼基乙醇 、 乙酰丙酮酸乙酯 以
乙醇 为溶剂,
反应 0.83h,
以to provide 45 g of ethyl 1-(2-hydroxyethyl)-5-methyl-1H-pyrazole-3-carboxylate a light brown oil的产率得到ethyl 1-(2-hydroxyethyl)-5-methylpyrazole-3-carboxylate
Pyrazolopyridin-4-amines, pyrazoloquinolin-4-amines, pyrazolonaphthyridin-4-amines, and 6,7,8,9-tetrahydropyrazoloquinolin-4-amines, pharmaceutical compositions containing the compounds, intermediates, methods of making, and methods of use of these compounds as immunomodulators, for inducing or inhibiting cytokine biosynthesis in animals and in the treatment of diseases including viral and neoplastic diseases, are disclosed.
Pyrazolopyridin-4-amines, pyrazoloquinolin-4-amines, pyrazolonaphthyridin-4-amines, 6,7,8,9-tetrahydropyrazoloquinolin-4-amines, and prodrugs thereof, pharmaceutical compositions containing the compounds, intermediates, methods of making, and methods of use of these compounds as immunomodulators, for inducing or inhibiting cytokine biosynthesis in animals and in the treatment of diseases including viral and neoplastic diseases, are disclosed.