A New Aldol Condensation of α-Allenic Esters with Aldehydes, Including a One-Pot Synthesis of Enyne Compounds

DOI: 10.1021/jo00074a020

Source and publish data:

Journal of Organic Chemistry p. 5952 - 5957 (1993)

Update date:2022-08-11

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Authors:

Tsuboi, Sadao

Kuroda, Hirofumi

Takatsuka, Satoshi

Fukawa, Takashi

Sakai, Takashi

Utaka, Masanori

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Article abstract of DOI:10.1021/jo00074a020

DABCO-catalyzed condensations of ethyl 2,3-butadienoate (1a) with aldehydes at -6 to 25 deg C gave 3-hydroxy-2-vinylidenealkanoates 3 in 41-54percent yields.Butyllithium-promoted condensations of 1a with aldehydes at -105 to -70 deg C afforded 3 in 56-67p

Full text of DOI:10.1021/jo00074a020

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