申请人:SUNTORY LIMITED
公开号:EP0173462A2
公开(公告)日:1986-03-05
An ellipticine derivative having the general formula:
wherein R represents a hydrogen atom, a hydroxyl group, an alkoxyl group having 1 to 4 carbon atoms, or an acyloxy group having 2 to 7 carbon atoms;
R2 represents an aldose residue, a deoxyaldose residue, an N-acylaminoaldose residue having a substituted acyl group with 2 to 4 carbon atoms bonded to the N atom, an aldohexuronic amide residue, and aldohexuronic acid residue, an acylated aldose residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an alkylacyl group with 2 to 4 carbon atoms or an arylacyl group with 7 to 9 carbon atoms, an acylated deoxyaldose residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an alkylacyl group with 2 to 4 carbon atoms or an arylacyl group with 7 to 9 carbon atoms, an acylated N-acylaminoaldose residue having an amino group substituted with an acyl group with 2 to 4carbon atoms and having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an alkylacyl group with 2 to 4 carbon atoms or an arylacyl group with 7 to 9 carbon atoms, an acylated aldohexuronic amide residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an alkylacyl group with 2 to 4 carbon atoms or an arylacyl group with 7 to 9 carbon atoms, an acylated aldohexuronic acid residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an alkylacyl group with 2 to 4 carbon atoms or an arylacyl group with 7 to 9 carbon atoms, an acylated aldohexuronic acid ester residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an alkylacyl group with 2 to 4 carbon atoms or an arylacyl group with 7 to 9 carbon atoms, an arylalkylated aldose residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an arylalkyl group with 7 to 8 carbon atoms, an arylalkylated deoxyaldose residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an alkylacyl group with 7 to 8 carbon atoms, an arylalkylated N-acylaminoaldose residue having an amino group with an acyl group with 2 to 4 carbon atoms and having, substituted for the hydrogen of the hydroxyl group of the sugar, an arylalkyl group with 7 to 8 carbon atoms, an arylalkylated aldohexuronic amide residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an arylalkyl group with 7 to 8 carbon atoms, an arylalkylated aldohexuronic acid residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an arylalkyl group with 7 to 8 carbon atoms, an arylalkylated aldohexuronic acid ester residue having, substituted for the hydrogen atom of the hydroxyl group of the sugar, an arylalkyl group with 7 to 8 carbon atoms; and
R3 represents a hydrogen atom, a linear, branched, cyclic, or cyclic-linear alkyl group having 1 to 5 carbon atoms;
X0 represents a pharmaceutically acceptable inorganic or organic acid anion; and
the bond represented by N⊕ - R2 in the general formula (I) represents a glycoside bond between a nitrogen atom in the 2-position of the ellipticine and a carbon atom in the 1-position of the sugar. These ellipticine derivatives have a strong antineoplastic or antitumor activity and, therefore, are expected to be effective as an antineoplastic or antitumor agent.
一种具有通式的鞣花碱衍生物:
其中 R 代表氢原子、羟基、具有 1 至 4 个碳原子的烷氧基或具有 2 至 7 个碳原子的酰氧基;
R2 代表醛糖残基、脱氧醛糖残基、N-酰氨基醛糖残基(其 N 原子上键有 2 至 4 个碳原子的取代酰基)、醛缩脲酰胺残基、醛缩脲酸残基、酰化醛糖残基(其糖羟基的氢原子被取代)、一种酰化脱醛糖残基,其糖羟基的氢原子被 2 至 4 个碳原子的烷酰基或 7 至 9 个碳原子的芳酰基取代、酰化的 N-酰氨基醛糖残基,其氨基被 2 至 4 个碳原子的酰基取代,并具有 2 至 4 个碳原子的烷酰基或 7 至 9 个碳原子的芳酰基取代糖羟基的氢原子;酰化的醛缩酰胺残基,其具有一种酰化的醛缩己脲酰胺残基,其糖的羟基的氢原子被 2 至 4 个碳原子的烷酰基或 7 至 9 个碳原子的芳酰基取代、酰化醛缩醛酸酯残基,其糖羟基的氢原子被 2 至 4 个碳原子的烷基酰基或 7 至 9 个碳原子的芳基酰基取代、芳烷基化脱醛糖残基,其糖的羟基的氢原子被 7 至 8 个碳原子的烷酰基取代;芳烷基化 N-酰氨基醛糖残基,其氨基带有 2 至 4 个碳原子的酰基,并具有一种芳烷基化的醛缩脲酰胺残基,其氨基具有 2 至 4 个碳原子的酰基,并具有 7 至 8 个碳原子的芳烷基取代糖的羟基的氢原子、一种芳烷基化的醛缩脲酸酯残基,其糖的羟基的氢原子被具有 7 至 8 个碳原子的芳烷基取代;和
R3 代表氢原子、具有 1 至 5 个碳原子的直链、支链、环状或环状直链烷基;
X0 代表药学上可接受的无机或有机酸阴离子;以及
通式(I)中 N⊕ - R2 所代表的键代表鞣花碱 2 位上的氮原子与糖 1 位上的碳原子之间的糖苷键。这些鞣花碱衍生物具有很强的抗肿瘤或抗肿瘤活性,因此有望成为有效的抗肿瘤或抗肿瘤药物。