Ortho-hydroxy-.omega.-(methylsulfinyl)acetonaphthones and...

Details Ortho-hydroxy-.omega.-(methylsulfinyl)acetonaphthones and... Ortho-hydroxy-.omega.-(methylsulfinyl)acetonaphthones and...

C - Chemistry, Metallurgy

07

D

260/576.6

C07D 215/233 (2006.01)

Patent

CA 1037061

ORTHO-HYDROXY-W-(METHYLSULFINYL)ACETONAPHTHONES AND PROCESS FOR PRODUCING SAME ABSTRACT OF THE DISCLOSURE The present invention relates to ortho-hydroxy-W-(methyl- sulfinyl)acetonaphthones of the formula I: Image I wherein the Z ring has one of the following structures: (a) (b) Image or Image and a novel process for producing them. The compounds of the present invention are useful as intermediates for the production of chromones which are useful for the treatment of allergic con- ditions and for the treatment of hyperacidity.

206772

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