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ChemInform Abstract: Manganese(III)-Mediated Intermolecular Cyclization Reactions of Alkenes and Active Methylene Compounds.

✍ Scribed by J. OUYANG; H. NISHINO; K. KUROSAWA

Publisher
John Wiley and Sons
Year
2010
Weight
30 KB
Volume
28
Category
Article
ISSN
0931-7597

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Manganese(III)-mediated intermolecular c
Manganese(III)-mediated intermolecular cyclization reactions of alkenes and active methylene compounds
✍ Jie Ouyang; Hiroshi Nishino; Kazu Kurosawa 📂 Article 📅 1997 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 402 KB

## Abstract The reactions of 1,1‐diphenylethene, 1,1‐bis(4‐chlorophenyl)ethene, 1,1‐bis(4‐methylphenyl)ethene, and 1,1‐bis(4‐methoxyphenyl)ethene with 3,5‐diacetyl‐2,6‐heptanedione in the presence of manganese(III) acetate in acetic acid at 80° yielded 4,6‐diacetyl‐8,8‐diaryl‐1,3‐dimethyl‐2,9‐dioxa