Addition compounds of 2- or 5-monoalkyl and 2,5-dialkyl-4-hydroxy-2,3-dihydrofuran-3-ones and C.sub.2 -C.sub.9 carbonyl compounds are provided. These addition compounds are useful to impart improved flavouring properties to foodstuffs.
A pharmaceutical preparation containing a 3-(2H)-furanone derivative for prevention and/or treatment of cataracts
申请人:KIKKOMAN CORPORATION
公开号:EP0737476A2
公开(公告)日:1996-10-16
In order to prevent or treat cataracts, present invention features 3(2H)-furanone derivatives having 3(2H)-furanone skeleton as a main structure and/or pharmaceutically acceptable salts thereof, pharmaceutical preparations containing the derivatives and/or the salts thereof, treatment methods of cataracts, and their use. The 3(2H)-furanone derivatives have excellent effects for the prevention and/or treatment of cataracts, for instance, senile cataracts caused by oxidation disorder. Particularly, the pharmaceutical preparations have good effect for the prevention and/or treatment of cataracts when they are administrated as ophtalmics.
Certain 2-(hydroxyalkyl)-2,5-dialkyl-4-hydroxy-4,5-dihydrofuran-3-ones
申请人:Lever Brothers Company
公开号:US04070381A1
公开(公告)日:1978-01-24
Addition compounds of 2- or 5-monoalkyl and 2,5-dialkyl-4-hydroxy-2,3-dihydrofuran-3-ones and C.sub.2 -C.sub.9 carbonyl compounds are provided. These addition compounds are useful to impart improved flavoring properties to foodstuffs.