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ChemInform Abstract: Alkylidene-2H-Pyrans by Thermal Electrocyclic Ring Closure of (2Z)-Divinylallenals.

✍ Scribed by A. R. DE LERA; A. TORRADO; J. GARCIA REY; S. LOPEZ


Publisher
John Wiley and Sons
Year
2010
Weight
35 KB
Volume
29
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Functionalized Alky
✍ A. R. DE LERA; J. GARCIA REY; D. HROVAT; B. IGLESIAS; S. LOPEZ πŸ“‚ Article πŸ“… 2010 πŸ› John Wiley and Sons βš– 30 KB πŸ‘ 1 views

Functionalized Alkylidenecyclopentenes by Acid-Catalyzed Electrocyclic Ring Closure of (2Z)-(Di)vinylallene Acetals. -Unexpectedly, attempted acid-mediated deprotection of the (2Z)-vinylallene acetals (I) to the corresponding aldehydes results in cyclization to the cyclopentene derivatives (II) and