تفاعل #1266
ord-7d431b55cb724be5bee26d49a4283c0c
معادلة التفاعل
ethyl 5-(4-tert-butoxycarbonyl-1-piperazinyl)benzofuran-2-carboxylate
formamide
→
5-(4-tert-butoxycarbonyl-1-piperazinyl)benzofuran-2-carboxamide
المتفاعلات
الكواشف
لا شيء
المذيبات
ظروف التفاعل
الظروف التفصيلية
See reaction.notes.procedure_details.
الإجراء التجريبي
A solution of 3 g of ethyl 5-(4-tert-butoxycarbonyl-1-piperazinyl)benzofuran-2-carboxylate in 100 ml of N-methylpyrrolidone is stirred for 5 hours with 1 g of formamide and 3 g of sodium alkoxide. After customary working up, 5-(4-tert-butoxycarbonyl-1-piperazinyl)benzofuran-2-carboxamide, m.p. 198°-200°, is obtained.