[EN] CHEMICALLY STABLE INGREDIENTS AS LEMON ODORANT<br/>[FR] INGRÉDIENTS CHIMIQUEMENT STABLES EN TANT QU'ODORISANT AU CITRON
申请人:FIRMENICH & CIE
公开号:WO2010044031A1
公开(公告)日:2010-04-22
The present invention concerns some nitrile derivatives of formula (I) wherein R represents a methyl or ethyl group; R6 represents a hydrogen atom or a methyl or ethyl group; R1 and R2, taken separately, represent each a hydrogen atom or a OR7 group, R7 being a hydrogen atom or a C1-2 alkyl or acyl group; or said R1 and R2, taken together, represent an oxygen atom, a CH2 group or a carbon-carbon double bond; and - R3, R4 and R5 are each a hydrogen atom; or - a) R5 is a hydrogen atom and R3 and R4, taken together, represent an oxygen atom, a CH2 group or a carbon-carbon double bond; or - b) R4 is a hydrogen atom and R3 and R5, taken together, represent an oxygen atom, a CH2 group or a carbon-carbon double bond; which are very useful as perfuming ingredients to confer lemon type odor notes.
本发明涉及化学式(I)的一些腈衍生物,其中R代表甲基或乙基基团;R6代表氢原子或甲基或乙基基团;R1和R2,分别取代,每个代表氢原子或OR7基团,其中R7是氢原子或C1-2烷基或酰基基团;或者所述的R1和R2,取在一起,代表氧原子,CH2基团或碳-碳双键;以及-R3,R4和R5每个代表氢原子;或-a)R5是氢原子,而R3和R4在一起代表氧原子,CH2基团或碳-碳双键;或-b)R4是氢原子,而R3和R5在一起代表氧原子,CH2基团或碳-碳双键;它们非常有用作为香料成分,赋予柠檬型气味。