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Studies of chemoselectivity in Diels–Alder reactions of 2-(p-tolylsulfinyl)-1,4-benzoquinone and styrenes: formation of (p-tolylsulfinyl)-1,4-phenanthrenequinones

✍ Scribed by M.Carmen Carreño; Antonio Urbano

Book ID
108379777
Publisher
Elsevier Science
Year
2000
Tongue
French
Weight
146 KB
Volume
41
Category
Article
ISSN
0040-4039

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Improved Synthesis of 1,4-Phenanthrenequ
Improved Synthesis of 1,4-Phenanthrenequinones from Diels-Alder Cycloadditions of 2-(p-Tolylsulfinyl)-1,4-benzoquinone
✍ M.Carmen Carreño*; Jesús Mahugo; Antonio Urbano 📂 Article 📅 1997 🏛 Elsevier Science 🌐 French ⚖ 589 KB

A wide range of substituted 1,4-phenanthrenequinones 5a-g and benz[c]-and benz[a]-l,4pbenantbrenequinones (5h)and (5i) were syntbezisedin one step tbroughDieIs-Aldercycloadditions of 2-(p-tolylsulfinyl)-1,4-benzoquinone2 and vinylaromaticderivatives la-i under thermal and higb pressureconditionsin m

ChemInform Abstract: Improved Synthesis
ChemInform Abstract: Improved Synthesis of 1,4-Phenanthrenequinones from Diels-Alder Cycloadditions of 2-(p-Tolylsulfinyl)-1,4-benzoquinone.
✍ M. C. CARRENO; J. MAHUGO; A. URBANO 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 33 KB 👁 2 views

Improved Synthesis of 1,4-Phenanthrenequinones from Diels-Alder Cycloadditions of 2-(p-Tolylsulfinyl)-1,4-benzoquinone. -A variety of substituted 1,4-phenanthrenequinone compounds is prepared. In most cases application of the high pressure variant is more effective. Styrenes (VI), under thermal cond