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An efficient and regioselective synthesis of 1,1′-oxalylbis[3-(alkyl/aryl/heteroaryl)-5-(trihalomethyl)-1H-pyrazoles] from 4-alkoxy-1,1,1-trihaloalk-3-en-2-ones

✍ Scribed by Helio G. Bonacorso; Cleber A. Cechinel; Jussara Navarini; Rosália Andrighetto; Marcos A. P. Martins; Nilo Zanatta

Book ID
106214614
Publisher
Springer Vienna
Year
2011
Tongue
English
Weight
428 KB
Volume
142
Category
Article
ISSN
0026-9247

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Synthesis of new 1,1′-carbonyl-bis[3-ary
Synthesis of new 1,1′-carbonyl-bis[3-aryl(heteroaryl)-5-(trihalomethyl)-1H-pyrazoles] and trifluoromethyl derivatives through ring-opening reactions
✍ Helio G. Bonacorso; Cleber A. Cechinel; Liliane M. F. Porte; Jussara Navarini; S 📂 Article 📅 2010 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 132 KB

Two new series of 1,1 0 -carbonyl-bis[3-aryl(heteroaryl)-5-trihalomethyl-1H-pyrazoles], where aryl ¼ C 6 H 5 , 4-CH 3 C 6 H 4 , 4-FC 6 H 4 , 4-OCH 3 C 6 H 4 , 4-NO 2 C 6 H 4 , 4,4 0 -BiPh, 1-naphthyl, and heteroaryl ¼ 2thienyl and 2-furyl have been synthesized, in a one-pot methodology, from the rea