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ChemInform Abstract: A Novel Synthesis of Coumarins Employing Triphenyl(α-carboxymethylene)phosphorane Imidazolide as a C-2 Synthon.

✍ Scribed by Puspesh K. Upadhyay; Pradeep Kumar


Book ID
102030482
Publisher
John Wiley and Sons
Year
2009
Weight
32 KB
Volume
40
Category
Article
ISSN
0931-7597

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ChemInform Abstract: A Short Synthesis o
✍ David C. Harrowven; Joanne C. Hannam 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 33 KB 👁 1 views

Featuring the Use of a Dihydropyranone as a 1,5-Diketone Synthon. -A short synthesis of the antifungally active sesquiterpene α-herbertenol (VII) is described. Key steps are the addition of an aryllithium reagent to dihydropyranone (II), which is used as 1,5-diketone synthon, and a titanium promote