PhI (OCOCF3) 2-mediated intramolecular oxidative n–n bond formation: metal-free synthesis of 1, 2, 4-Triazolo [1, 5-a] pyridines

Z Zheng, S Ma, L Tang, D Zhang-Negrerie…

Index: Sajiki, Hironao; Hattori, Kazuyuki; Sako, Magoichi; Hirota, Kosaku Synlett, 1997 , # 12 p. 1409 - 1410

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Citation Number: 16

Abstract

... the two hydrogens on the aryl amine moiety were dehydrogenatively removed.(9a) Hirota and co ... product yield.(16) When a substrate bearing a nitro group at the para position of the ... inseparable, polar products, with no detection of the desired cyclized product (Table 2, entry 12). ...

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