Quinolone antibacterials: a hydroxymethylation-intramolecular cyclization route to pyrido [3, 2, 1-ij]-1, 3, 4-benzoxadiazines

SL Dax, CC Wei

Index: Takeshita, Michinori; Tashiro, Masashi Journal of Organic Chemistry, 1992 , vol. 57, # 2 p. 746 - 748

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Citation Number: 21

Abstract

... The total amount of pure product 5 isolated was 0.52 g, which represents a 61% yield: mp 274 OC dec; NMR (ppm, CDC13) 8.46 (s, 1 H, vinylic), 7.84 (dd, J = 7, 10 Hz, 1 H, aromatic), 5.12 (bs, 2 H, methylene), 4.40 (9 ... Michinori Takeshita and Masashi Tashiro* Department of ...