Tetrahedron Letters

Total syntheses of 6-and 7-azaindole derived GnRH antagonists

F Ujjainwalla, TF Walsh

Index: Tetrahedron Letters, , vol. 42, # 37 p. 6441 - 6445

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Citation Number: 44

Abstract

... Tetrahedron Letters. Volume 42, Issue 37, 10 September 2001, Pages 6441–6445. ... 9 In our hands, formation of benzoxazine 7 under the published conditions proved troublesome, with yields ranging from 26 to 37% depending on the reaction scale (literature yield 47%). ...