Recherches sur la formation et la transformation des esters LVII. Acides ou chlorures d'acides de PIII et alcools α??acétyléniques: estérification sans ou avec …

E Cherbuliez, S Jaccard, R Prince…

Index: Cherbuliez,E. et al. Helvetica Chimica Acta, 1965 , vol. 48, p. 632 - 642

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Citation Number: 12

Abstract

Abstract When α-acetylenic alcohols are reacted with acid chlorides of trivalent phosphorus in the presence of a tertiary base, the intermediate trivalent esters rearrange to pentavalent phosphorus derivatives, with formation of a new P [BOND] C bond. Generally, the C 3 group fixed on the phosphors has an allenic structure: equation image; in some cases this group tautomerizes to the corresponding acetylenic derivative: equation image.

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