Tetrahedron

5-Nitroisocoumarins from tandem Castro–Stephens coupling—6-endo-dig cyclisation of 2-iodo-3-nitrobenzoic acid and arylethynes and ring-closure of methyl 2- …

ECY Woon, A Dhami, MF Mahon, MD Threadgill

Index: Tetrahedron, , vol. 62, # 20 p. 4829 - 4837

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Citation Number: 49

Abstract

... Tetrahedron. Volume 62, Issue 20, 15 May 2006, Pages 4829–4837. ... 3-phenylisocoumarin 9 (R 2 =Ph; R 3 =H) by Cu-catalysed 6-endo-dig of the initial Castro–Stephens coupling product 7 (R 1 =OH; R 2 =Ph; R 3 =H). However, this claim was later withdrawn 20 with correction ...