申请人:CIBA-GEIGY AG
公开号:EP0614907A1
公开(公告)日:1994-09-14
A dinucleotide analogue of formula
where
B¹ and B² are each independently a monovalent nucleoside base radical;
R¹ is R¹a or Z;
R¹a, R², R³ and R⁴ are each independently hydrogen, halogen or hydroxy;
R⁵ is R⁵a or Z;
R⁶ is hydrogen or R⁶a;
R⁷ is hydrogen, alkyl-N,N-dialkylphosphoramidyl or R⁷a, R⁸ is R⁸a or Z, or the indicated R⁷O and R⁸ together denote an isopropylidenedioxy group;
R⁵a and R⁸a are each independently hydrogen, halogen, hydroxy, -OR¹⁰, -OCOR¹⁰ or silyloxy substituted by three C₁-C₁₅ hydrocarbyl groups;
R⁶a and R⁷a are each independently a C₁-C₁₀ aliphatic radical, a C₆-C₁₅ aromatic radical, a C₇-C₃₀ araliphatic radical, -COR¹¹, -SO₂R¹¹ or silyl substituted by three C₁-C₁₅ hydrocarbyl groups;
R⁹ is hydrogen, a C₁-C₈ aliphatic radical, a C₃-C₈ cycloaliphatic radical, a C₆-C₁₅ aromatic radical, a C₇-C₁₃ araliphatic radical, an alkali metal ion or an ammonium ion;
R¹⁰ and R¹¹ are each independently a C₁-C₁₀ aliphatic radical, a C₃-C₈ cycloaliphatic radical, a C₆-C₁₅ aromatic radical or a C₇-C₁₆ araliphatic radical;
Rx and Ry are independently hydrogen, halogen, hydroxy, a C₁-C₁₀ alkyl, C₂-C₁₀ alkenyl, C₃-C₈ cycloalkyl, C₆-C₁₅ aryl, C₇-C₁₆ aralkyl, C₁-C₁₀ alkoxy, C₂-C₁₀ alkenoxy, C₆-C₁₀ aryloxy or C₇-C₁₆ aralkyloxy group, which is substituted or unsubstituted, or -OCORz;
Rz is a substituted or unsubstituted C₁-C₁₀ alkyl, C₂-C₁₀ alkenyl, C₃-C₈ cycloalkyl, C₆-C₁₅ aryl or C₇-C₁₆ aralkyl group; and
Z is C₆-C₁₀ aryloxythiocarbonyloxy, the C₆-C₁₀ aryl group being substituted or unsubstituted.
式中的二核苷酸类似物
其中
B¹ 和 B² 各自独立地为一价核苷碱基;
R¹ 是 R¹a 或 Z;
R¹a、R²、R³ 和 R⁴ 各自独立地为氢、卤素或羟基;
R⁵ 是 R⁵a 或 Z;
R⁶ 是氢或 R⁶a
R⁷ 是氢、烷基-N,N-二烷基磷酰胺或 R⁷a,R⁸ 是 R⁸a 或 Z,或 R⁷O 和 R⁸ 共同表示异亚丙基二氧基;
R⁵a和R⁸a各自独立地是氢、卤素、羟基、-OR¹⁰、-OCOR¹⁰或被三个C₁-C₁₅烃基取代的硅氧基;
R⁶a和R⁷a各自独立地是C₁-C₁₀脂肪族基、C₆-C₁₅芳香族基、C₇-C₃₀脂肪族基、-COR¹¹、-SO₂R¹¹或被三个C₁-C₁₅烃基取代的硅烷基;
R𠞙 是氢、C₁-C₈ 脂肪族基、C₃-C₈ 环脂肪族基、C₆-C₁₅ 芳族基、C₇-C₁₃ 芳族基、碱金属离子或铵离子;
R¹⁰ 和 R¹¹ 各自独立地为 C₁-C₁₀ 脂肪族基、C₃-C₈ 环脂肪族基、C₆-C₁₅ 芳族基或 C₇-C₁₆ 脂肪族基;
Rx 和 Ry 独立地为氢、卤素、羟基、C₁-C₁₀ 烷基、C₂-C₁₀ 烯基、C₃-C₈ 环烷基、C₆-C₁₅ 芳基、C₇-C₁₆ 芳烷基、C₁-C₁₀ 烷氧基、C₂-C₁₀ 烯氧基、C₆-C₁₀ 芳氧基或 C₇-C₁₆ aralkyloxy 基团,这些基团被取代或未被取代,或 -OCORz;
Rz 是取代或未取代的 C₁-C₁₀ 烷基、C₂-C₁₀ 烯基、C₃-C₈ 环烷基、C₆-C₁₅ 芳基或 C₇-C₁₆ 芳烷基;和
Z 是 C₆-C₁₀ 芳氧基硫代羰氧基,C₆-C₁₀ 芳基可被取代或未被取代。