Chemistry Letters p. 295 - 298 (1986)
Update date:2022-08-11
Topics:
Cantos, Albert
March, Pere De
Moreno-Manas, Marcial
Pla, Anna
Sanchez-Ferrando, Francisco
Virgili, Albert
A clean synthesis of pyranopyrazolones is described.The reactions of 4-chloro-3-(1-chlorovinyl)-6-methyl-2-pyrone with arylhydrazines give pyrano<4,3-c>pyrazol-4(2H)-ones as the only identified products.However, the isomeric pyrano<4,3-c>pyrazol-4(1H)-one
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Doi:10.1021/jo960911k
(1996)Doi:10.1039/c8ob02425a
(2018)Doi:10.1002/anie.201611275
(2017)Doi:10.1007/BF00957212
()Doi:10.1021/ml300192k
(2012)Doi:10.1021/jo01344a537
(1966)
