3-flavone carboxylic acid compounds

Details 3-flavone carboxylic acid compounds 3-flavone carboxylic acid compounds

1989-05-18

1991-05-07

Chan, Nicky

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549385, 549402, C07D31130

Patent

active

050138529

ABSTRACT:
Flavone-3-carboxylic acid compounds corresponding to the Formula I: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 represent hydrogen, lower alkyl, halogen, hydroxy, or etherified or esterified hydroxy, and Z-R.sup.6 stands for a basically substituted alkoxy or amino group, as well as processes and intermediate products for their production. The compounds exhibit inflammation-inhibiting pharmacological activity.

REFERENCES:
Ziegler et al., C.A., 55, 27297a-i (1961) (Monatsh. 92, 296-302 (1961)).
Costa et al., J. Chem. Soc. Perkin I, (1985) 799.
Hormi et al., C.A., 107, 217, 294m (1987), J. Org. Chem., 52, 5272-4 (1987).

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