Synthesis of a Unique Isoindoline/Tetrahydroisoquinoline-based Tricyclic Sultam Library Utilizing a Heck-aza-Michael Strategy
作者:Qin Zang、Salim Javed、Patrick Porubsky、Farman Ullah、Benjamin Neuenswander、Gerald H. Lushington、Fatima Z. Basha、Michael G. Organ、Paul R. Hanson
DOI:10.1021/co200181x
日期:2012.3.12
The synthesis of a unique isoindoline- and tetrahydroisoquinoline (THIQ)-containing tricyclic sultam library, utilizing a Heck-aza-Michael (HaM) strategy is reported. Both isoindoline and THIQ rings are installed through a Heck reaction on a vinylsulfonamide, followed by one-pot deprotection and intramolecular aza-Michael reaction. Subsequent cyclization with either paraformaldehyde condensation or