33549-82-5Relevant articles and documents
Process of producing 2-cyano-4-oxo-4H-benzopyran compounds
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, (2008/06/13)
There is disclosed a process of producing a 2-cyano-4-oxo-4H-benzopyran compound of the general formula (2): STR1 wherein R1 and R2 are independently hydrogen, halogen, hydroxy, C1 -C5 alkyl, C1 -Csu
Benzopyrones. 7. Synthesis and antiallergic activity of some 2-(5-tetrazolyl)chromones.
Ellis,Shaw
, p. 865 - 867 (2007/10/08)
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