A Novel and Efficient Synthesis of 2,3-Dichloroquinoline

Mark R. Sabol Dow AgroSciences, Discovery Process Research, 9330 Zionsville Rd., Indianapolis, IN, 46268, USA

John M. Owen Dow AgroSciences, Discovery Process Research, 9330 Zionsville Rd., Indianapolis, IN, 46268, USA

W. Randal Erickson Dow AgroSciences, Discovery Process Research, 9330 Zionsville Rd., Indianapolis, IN, 46268, USA

Abstract

2,3-Dichloroquinoline was prepared in three steps in good overall yield from commercial 3-bromoquinoline via N-oxide formation and rearrangement to 3-bromocarbostyril, followed by a one-pot conversion to 3-bromo-2-chloroquinoline and halogen exchange to the title compound.

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A Novel and Efficient Synthesis of 2,3-Dichloroquinoline

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A Novel and Efficient Synthesis of 2,3-Dichloroquinoline

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