Preparation of 5-brominated and 5, 5'-dibrominated 2, 2'-bipyridines and 2, 2'-bipyrimidines

PFH Schwab, F Fleischer, J Michl

Index: Yamamoto, Yutaka; Tanaka, Takuo; Yagi, Masayoshi; Inamoto, Masayuki Heterocycles, 1996 , vol. 42, # 1 p. 189 - 194

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Citation Number: 185

Abstract

... Volume: Page: ... to substitute one of the bromines with a n-butyl substituent using two recent transition-metal-based methods 15,22 for the alkylation of heterocycles. ... an iodo-5,5'-di-n-butyl- 2,2'-bipyridine, most likely the 3-iodo isomer 10 judging by the 1 H NMR ...