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An efficient synthesis of N-phosphinoylmethylamino acids and some of their derivatives
ArticleAbstract: N-Phosphinoylmethylamino acid derivatives 11-18 are obtained in high yield on N-bromomethylation ofPalabras claves:Autores:Burger K., Jan SpenglerFuentes:googlescopusHexafluoroacetone as protecting and activating reagent: Reactions of hexafluoroacetone with α-keto acids
ArticleAbstract: Hexafluoroacetone and α-keto acids react to give 5,5-bis(trifluoromethyl) substituted 2(5H)-furanonePalabras claves:2,2-Bis(trifluoromethyl)-1,3-dioxolan-4-ones, 5,5-Bis(trifluoromethyl)-2(5H)-furanones, 5-Trifluoromethyl-2(5H)-furanones, Butenolides, Hexafluoroacetone, Zymonic acid, α-Keto acidsAutores:Burger K., Haas A., Heistracher E., Jan Spengler, Osipov S.N.Fuentes:googlescopus