An interesting application of photocycli
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S.V. Kessar; Tejvir Singh; Rahul Vohra
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Article
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1987
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Elsevier Science
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French
โ 195 KB
Reaction of 2-carboethoxybenzoyl chloride with 3,4\_dihydro-6,7-dimethoxyisoquinoline afforded a ring open aldehydic phthalimide(3) which on thioacetal formation and photocyclisation followed by deketalisation gave 8,14-dioxo-13-hydroxyaporhoeadane (6). Chilenine (8b) is an alkaloid having a string