Purified form of streptogramines, preparation of same and pharmaceutical compositions containing them
申请人:Aventis Pharma S.A.
公开号:US06384014B1
公开(公告)日:2002-05-07
Purified form of streptogramines, characterised in that it contains at least one component from group B streptogramines of general formula (I), wherein R1 is Me or Et, R2 is H or OH, and R3 is substituted benzyl of general formula (III), such that 1) if R2 is H, R is NR4R5, wherein one of R4 and R5 is H or an Me radical and the other is Me, and R′ is Cl or Br, or R is (C3-5)alkenyl if R4 and R5 are Me, or 2) R is H and R′ is halogen, alkylamino or dialkylamino, an ether-oxide residue, alkylthio, (C1-3)alkyl or trihalogenomethyl, or R is halogen, (C2-4)alkylamino, (C2-4)dialkylamino or methyl ethyl amino, pyrrolidino alkenyl alkyl amino, dialkylamino, an alkyl cycloalkylmethyl amino radical or in ether-oxide residue, alkylthio, alkylthiomethyl, (C1-6)alkyl, aryl or trihalogenomethyl, and R′ is H, or R is halogen, amino, alkylamino or dialkylamino, an ether-oxide residue, an alkylthio radical, (C1-6)alkyl or trihalogenomethyl and R′ is halogen, alkylamino or dialkylamino, an ether-oxide residue or alkylthio, (C1-3)alkyl, cocrystallised with one or more minor components of group A of general formula (II) wherein R″ is H, Me or Et.
含有至少一种来自一般式(I)的B组链霉素成分的纯化形式,其中R1是Me或Et,R2是H或OH,R3是一般式(III)的取代苄基,这样1)如果R2是H,则R是NR4R5,其中R4和R5中的一个是H或Me基团,另一个是Me,R′是Cl或Br,或者R是(C3-5)烯基,如果R4和R5是Me,或者2)R是H且R′是卤素,烷基氨基或二烷基氨基,醚氧基残基,烷基硫基,(C1-3)烷基或三卤代甲基,或者R是卤素,(C2-4)烷基氨基,(C2-4)二烷基氨基或甲基乙基氨基,吡咯啉烯基烷基氨基,二烷基氨基,烷基环烷基甲基氨基基团或醚氧基残基,烷基硫基,烷基硫甲基,(C1-6)烷基,芳基或三卤代甲基,R′是H,或者R是卤素,氨基,烷基氨基或二烷基氨基,醚氧基残基,烷基硫基,(C1-6)烷基或三卤代甲基,R′是卤素,烷基氨基或二烷基氨基,醚氧基残基或烷基硫基,(C1-3)烷基,与一种或多种A组的一般式(II)的次要成分共结晶,其中R″是H,Me或Et。