Arylsulfonate esters in solid phase organic synthesis. I. Cleavage with amines, thiolate, and imidazole

被引:60
作者
Rueter, JK [1 ]
Nortey, SO [1 ]
Baxter, EW [1 ]
Leo, GC [1 ]
Reitz, AB [1 ]
机构
[1] RW Johnson Pharmaceut Res Inst, Drug Discovery Div, Spring House, PA 19477 USA
关键词
D O I
10.1016/S0040-4039(97)10719-5
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The arylsulfonate ester functionality connecting an alkyl chain to a polystyrene resin is cleaved with neat volatile primary or secondary amines to give secondary or tertiary amines, respectively, in high yields and purity. Non-volatile secondary amines, thiols, and imidazole also cleave the alkyl chain efficiently to afford the expected products which can be readily purified by an ion-exchange resin work-up method. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:975 / 978
页数:4
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