申请人:Societe Anonyme Roure Bertrand Dupont
公开号:US03981891A1
公开(公告)日:1976-09-21
Novel cyclopentanone derivatives are disclosed having the formula ##SPC1## In which R represents a hydrocarbon group of 3 to 7 carbon atoms, X represents a cyano, formyl, hydroxymethyl, lower alkoxymethyl, lower alkanoyloxymethyl or lower alkylcarbonyl group and Y represents an oxo or ketal group, With the proviso that R does not represent an n-pentyl group when, simultaneously, X represents a methylcarbonyl group and Y represents an oxo group. Processes for the preparation of the said cyclopentanone derivatives and also the use thereof in perfumes, cosmetic and other products are disclosed.
本发明涉及一种新的环戊酮衍生物,其化学式为##SPC1##
其中,R代表3到7个碳原子的碳氢基团,X代表氰基,甲酰基,羟甲基,较低的烷氧甲基,较低的烷酰氧甲基或较低的烷基羰基基团,Y代表氧代或缩醛基团,但有条件的是,当同时X代表甲基羰基基团和Y代表氧代基团时,R不代表正戊基基团。本发明还公开了制备该环戊酮衍生物的方法以及在香料、化妆品和其他产品中的用途。