反応 #1267

ord-9767918db3564609a907b285260c24dc

反応方程式

CCOC(=O)c1cc2cc(N3CCNCC3)ccc2o1
ethyl 5-(1-piperazinyl)-benzofuran-2-carboxylate
ClCc1ccccc1
benzyl chloride
CCOC(=O)c1cc2cc(N3CCN(Cc4ccccc4)CC3)ccc2o1
ethyl 5-(4-benzyl-1-piperazinyl)benzofuran-2-carboxylate

反応条件

詳細条件
See reaction.notes.procedure_details.

実験手順

A solution of 1 g of ethyl 5-(1-piperazinyl)-benzofuran-2-carboxylate in 50 ml of dichloromethane is treated with 1 g of benzyl chloride and stirred for 2 hours. After customary working up, ethyl 5-(4-benzyl-1-piperazinyl)benzofuran-2-carboxylate, m.p. 219°-222°, is obtained.

出典

DOI: 10.6084/m9.figshare.5104873.v1特許: US05723614uspto-grants-1998_03