Photochemistry of 3-alkoxychromones: photocyclisation of 2-aryl-6-chloro-3-{(thiophen-2-yl)methoxy}chromones

AUTOR(ES)

Kamboj, Ramesh C., Berar, Urmila, Berar, Surinder, Siddiqui, Zeba N., Gupta, Satish C.

FONTE

Journal of the Brazilian Chemical Society

DATA DE PUBLICAÇÃO

2010

RESUMO

1,4-Biradicais gerados da fotoirradiação de cromonos 2-aril-3-[(tiofen-2-il)metóxi] produziram compostos tetraciclicos angulares contendo grupos tienil. A dehidrogenação e contração do anel dos produtos foram também observadas dependendo da densidade elétrica no anel 2-aril.

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