The present invention concerns a process for the preparation of a compound of formula (I) in the form of any one of its stereoisomers or mixtures thereof, wherein R represents a C2-C10 group of formula CORa wherein Ra is an alkyl or alkenyl group optionally comprising one or two ether functional groups or is a phenyl or benzyl group optionally substituted by one to three alkyl, alkoxyl, carboxyl, acyl, amino or nitro groups or halogen atoms.
本发明涉及一种用于制备式(I)的化合物的过程,该化合物可以是其立体异构体或它们的混合物的任何一种形式,其中R代表具有CORa
化学式的C2-C10基团,其中Ra是一种烷基或烯烃基,可选地包含一个或两个醚官能团,或者是一种苯基或苄基,可选地被一个到三个烷基、烷氧基、羧基、酰基、
氨基或硝基基团或卤原子置换。