Vapor-phase reduction of aldehydes and ketones with 2-propanol was carried out over hydrous zirconium oxide. The reduction proceeded efficiently to give corresponding alcohols. The oxide worked continuously for 10 h without being inactivated.
New oxygenated alicyclic derivatives useful as perfuming and odor modifying agents in the manufacture of perfumes or perfumed products, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products. Novel processes for the preparation of said alicyclic derivatives and compositions of matter relating to mixtures containing same.
Cyclic C.sub.6 compounds and their use in perfumes
申请人:Firmenich SA
公开号:US04264467A1
公开(公告)日:1981-04-28
New oxygenated alicyclic derivatives useful as perfuming and odor modifying agents in the manufacture of perfumes or perfumed products, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products. Novel processes for the preparation of said alicyclic derivatives and compositions of matter relating to mixtures containing same.
New oxygenated alicyclic derivatives useful as perfuming and odor modifying agents in the manufacture of perfumes or perfumed products, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products. Novel processes for the preparation of said alicyclic derivatives and compositions of matter relating to mixtures containing same.