Novel photoreorganisation of 4-oxo-4H-1-benzopyrans: Synthesis of pyranobenzopyrones-Science-Chemical Encyclopedia-lookchem

Novel photoreorganisation of 4-oxo-4H-1-benzopyrans: Synthesis of pyranobenzopyrones
Add time:08/21/2019 Source:sciencedirect.com

2-Styryl- and 2-furyl-3-benzyloxy-4-oxo-4H-1-benzopyran on photolysis in benzene and MeOH, respectively, yield 2,3-pyranobenzopyrones via H-abstraction.

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