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Pseudoesters and derivatives. XXV. 1,3-Dipolar cycloaddition of diazomethane to 5-methoxy-3-pyrrolin-2-ones

✍ Scribed by Francisco Fariña; M. Victoria Martín; M. Carmen Paredes; Amelia Tito


Book ID
112128686
Publisher
Journal of Heterocyclic Chemistry
Year
1987
Tongue
English
Weight
359 KB
Volume
24
Category
Article
ISSN
0022-152X

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Pseudoesters and derivatives. Part 37. 1
✍ Raquel Alguacil; Francisco Fariña; M Victoria Martín; M.Carmen Paredes 📂 Article 📅 1999 🏛 Elsevier Science 🌐 French ⚖ 439 KB

The 1,3 dipolar cycloadditions of diazomethane and ethyl diazoacetate with differently substituted 5-mlfur-2(5/-/)-furanones (1-6) are rcpone~ Cycloaddition of diazomethane occurs in a regio-and ~¢ manner to give the ~ed adducts 9-14, in good yield. The cycloaddition with ethyl diazoat~ate occurs al