Action of Diazomethane on Methyl (Z(or E))-2-(Acylamino)cinnamates. A New Route to Methyl (Z)-2-(Acylamino)-3-methylcinnamates

DOI: 10.1021/jo00217a030

Source and publish data:

Journal of Organic Chemistry p. 3167 - 3169 (1985)

Update date:2022-08-02

Topics:

Authors:

Cativiela, Carlos

Villegas, Maria D. Diaz de

Mayoral, Jose A.

Melendez, Enrique

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Article abstract of DOI:10.1021/jo00217a030

Diazomethane reacts with methyl (Z(or E))-2-acetamido(or benzamido)cinnamates (1,2) to afford regio- and stereospecifically (Z(or E))-4-phenyl-3-acetamido(or benzamido)-3-carbomethoxy-Δ¹-pyrazolines (3,4). 3Z and 4Z undergo pyrolysis to afford

Full text of DOI:10.1021/jo00217a030

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