Cobalt schiff base complex promoted retro-claisen reaction of 1-(2-hydroxyphenyl)-3-phenyl-1,3-propanediones and flavone formation

DOI: 10.1016/S0040-4039(00)94724-5

Source and publish data:

Tetrahedron Letters p. 3171 - 3174 (1990)

Update date:2022-09-26

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Authors:

Nishinaga, Akira

Maruyama, Kazushige

Ando, Hiroyuki

Sato, Ryoji

Mashino, Takahiro

Inada, Akira

Nakanishi, Tsutomu

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Article abstract of DOI:10.1016/S0040-4039(00)94724-5

Co(salpr) promotes the conversion of 1-(2-hydroxyphenyl)-3-phenyl-1,3-propanediones to retro-Claisen reaction products and flavones in methanol under oxygen. Base catalysis by Co(salpr)(OH) produced in situ is responsible for the reaction.

Full text of DOI:10.1016/S0040-4039(00)94724-5

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