The Journal of Organic Chemistry

Synthesis of the 1, 8-Naphthalic Anhydride Obtained by Degradation of Trimethylherqueinone B1

J Cason, DM Lynch

Index: Cason,J.; Lynch,D.M. Journal of Organic Chemistry, 1966 , vol. 31, p. 1883 - 1887

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Abstract

Starting material for the successful synthesis of 7-methyl-2, 3, 4, 5-tetramethoxy-l, 8- naphthalic anhydride (2) wm 3, 4, 5-trimethoxybenzoic acid. This acid was converted to its homolog, whose ester (5) was condensed with methyl crotonate to give the glutaric acid ...

Manganese (III)-Mediated Formylation of Aromatic Compounds i...

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Process Development of the PDE4 Inhibitor K-34

[Yanagisawa, Arata; Taga, Masashi; Atsumi, Toshiyuki; Nishimura, Koichiro; Ando, Kyoji; Taguchi, Tsuyoshi; Tsumuki, Hiroshi; Chujo, Iwao; Mohri, Shin-Ichiro Organic Process Research and Development, 2011 , vol. 15, # 2 p. 376 - 381]