[EN] METHOD FOR THE SYNTHESIS OF ANTHRACYCLINE-PEPTIDE CONJUGATES<br/>[FR] MÉTHODE DE SYNTHÈSE DE CONJUGUÉS ANTHRACYCLINE-PEPTIDE
申请人:UNIV CATHOLIQUE LOUVAIN
公开号:WO2004011033A1
公开(公告)日:2004-02-05
The present invention relates to a method for the preparation of a compound of formula (I) or pharmaceutically acceptable salts thereof and intermediates thereof, comprising the steps of: a) halogenating a compound of formula (II), resulting in compound of formula (IIa), b) reacting a compound of formula (IIa) at its 14 position with the thiol moiety of a peptide of formula (III), optionally in the presence of a suitable linker, to obtain said compound of formula (I), wherein R1 represents OH, NH2 or NH-peptide; R2 represents H or -CO-peptide; R3 represents OCH3, OH or H; R4 represents H, or COCF3; R5 represents OH, O-tetrahydropyranyl or H; R6 represents OH or H; R7 represents H, OH, OCO(CH2)3CH3 or OCOCH(OC2H5)2; R8 represents OH or H; R9 represents OH or H; R10 represents a halogen and L is an optional suitable linker arm.
本发明涉及一种制备式(I)化合物或其药学上可接受的盐及其中间体的方法,包括以下步骤:a)卤代式(II)化合物,得到式(IIa)化合物,b)在式(III)肽的巯基上,在适当的连接剂的存在下,将式(IIa)化合物在其14位反应,得到所述式(I)化合物,其中R1代表OH,NH2或NH-肽;R2代表H或-CO-肽;R3代表OCH3,OH或H;R4代表H或COCF3;R5代表OH,O-四氢吡喃基或H;R6代表OH或H;R7代表H,OH,OCO(CH2)3CH3或OCOCH(OC2H5)2;R8代表OH或H;R9代表OH或H;R10代表卤素,L是可选的适当连接剂臂。