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New Bis(chalcones) and Their Transformation into Bis(pyrazoline) and Bis(pyrazole) Derivatives

✍ Scribed by Diana C. G. A. Pinto; Artur M. S. Silva; José A. S. Cavaleiro; José Elguero


Book ID
102173620
Publisher
John Wiley and Sons
Year
2003
Tongue
English
Weight
198 KB
Volume
2003
Category
Article
ISSN
1434-193X

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The synthesis of new bis/mono fluorinate
✍ J. Mohtasham; D.G. Cox; D.J. Burton; G.L. Gard 📂 Article 📅 1989 🏛 Elsevier Science 🌐 English ⚖ 685 KB

The fluorinated his/mono B-sultones, [cF~(~o~)cF~I~ and CF2=CF(CF2)\*CF(~O2)CF2(~), 1, and 2, are formed via the reaction of sulfur trioxide with 1,5-perfluorohexadiene. In the presence of NaF, 2 z and $ rearranged to give the isomeric products, CF2=CF(CF2)2CF(SO2F)C(O)F and [FC(O)CF(S02F)CF2]2, res