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    • 20. 发明公开
    • Dinucleotide analogues, intermediates therefor and oligonucleotides derived therefrom
    • Dinukleotidanaloga,Zwischenproduktehierfürund daraus abgeleitete寡核苷酸。
    • EP0629633A2
    • 1994-12-21
    • EP94303883.6
    • 1994-05-27
    • CIBA-GEIGY AG
    • Baxter, Anthony DavidBaylis, Eric KeithCollingwood, Stephen PaulTaylor, Roger JohnWeetman, John
    • C07H21/00C07H19/04A61K31/70
    • C07H9/04C07F9/5304C07F9/65586C07H7/02C07H15/18C07H19/06C07H21/00C07H21/02C07H21/04Y02P20/55
    • A compound of formula

      where R 1 is hydrogen, R 1 a or a group of formula


      R 1 a is R l b or a protecting group Q,
      R 1 b is C 1 -C 20 alkyl, C 2 -C 20 alkenyl, C 3 -C 10 cycloalkyl, C 6 -C 15 aryl, C 7 -C 16 aralkyl or a 5- or 6- membered heterocyclic group attached by a carbon atom in the heterocyclic group to the indicated phosphorus atom,
      R 2 is an unsubstituted or substituted C 1 -C 20 alkyl or C 2 -C 20 alkenyl group, an unsubstituted or substituted C 3 -C 10 cycloalkyl group, an unsubstituted or substituted C 6 -C 15 aryl group, an unsubstituted or substituted C 7 -C 16 aralkyl group, or a 5- or 6- membered heterocyclic group attached by a carbon atom in the heterocyclic group to the indicated phosphorus atom,
      R 3 is hydrogen, halogen, hydroxy, R 15 , -OR 15 or -OSO 2 R 15
      R 4 is R 4 a or together with R 6 denotes a valence bond,
      R 4 a is hydrogen, halogen or R 16 ,
      R 5 is hydrogen, halogen, hydroxy, R 17 , -OR 17 , -OCOR 17 or -OSO 2 R 17 ,
      R 6 is hydrogen, halogen or R 18 , or together with R 4 denotes a valence bond,
      R 7 is hydrogen, alkyl-N, N-dialkylphosphoramidyl or R 7 a , or R 7 0- together with R 8 a denotes a C 1 -C 15 hydrocarbylidenedioxy group,
      R 7 a is R 19 , -COR 19 , -SO 2 R 19 or tri(C 1 -C 15 hydrocarbyl)silyl,
      R 8 is R 8 a or Z,
      R 8 a is hydrogen, halogen, hydroxy, R 20 , -OR 20 , -OCOR 20 , -OSO 2 R 20 , or tri(C 1 -C 15 hydrocarbyl)silyloxy, or together with R 9 denotes a C 1 -C 15 hydrocarbylidenedioxy group, or together with R 7 0- denotes a C 1 -C 15 hydrocarbylidenedioxy group,
      R 9 is halogen, hydroxy, -OR 21 , -OCOR 21 , -OSO 2 R 21 , or B 2 , or together with R 8 a denotes a C 1 -C 15 hydrocarbylidenedioxy group,
      R 10 is hydrogen or R 10 a ,
      R 10 a is R 22 , -COR 22 , -SO 2 R 22 or tri(C 1 -C 15 hydrocarbyl)silyl,
      R 11 is hydrogen, halogen, hydroxy, R 23 , -OR 23 , -OCOR 23 , -OSO 2 R 23 or Z,
      R 12 is hydrogen, halogen or R 24 ,
      R 13 is R 13 a or Z,
      R 13 a is hydrogen, halogen, hydroxy, R 25 , -OR 25 , -OCOR 25 , -OSO 2 R 25 , or tri(C 1 -C 15 hydrocarbyl)silyloxy, or together with R 14 denotes a C 1 -C 15 hydrocarbylidenedioxy group,
      R 14 is halogen, hydroxy, -OR 26 , -OCOR 26 , -OSO 2 R 26 , or B l , or together with R 13 a denotes a C 1 -C 15 hydrocarbylidenedioxy group,
      R 15 , R16 , R17 , R18 , R19 R 20, R 21, R 22, R 23, R 24 , R 25 and R 26 are independently a C 1 to C 10 aliphatic group, a C 3 to C 10 cycloaliphatic group, a C 6 to C 15 aromatic group or a C 7 -C 30 araliphatic group,
      B 1 and B 2 are independently each a monovalent nucleoside base radical, and
      Z is substituted or unsubstituted C 6 -C 10 aryloxythiocarbonyloxy; provided that compounds where simultaneously R 1 , R 3 , R 4 and R 6 are hydrogen, R 2 is isopropyl, R 5 is methoxy, R 7 is methyl, R 8 and R 9 are each hydroxy or each acetoxy or R 8 and R 9 together denote isopropylidenedioxy, compounds where simultaneously R 1 , R 3 , R 4 and R 6 are hydrogen, R 2 is butyl, R 5 is methoxy, R 7 is benzyl, R 8 and R 9 are each hydroxy or each acetoxy or R 8 and R 9 together denote isopropylidenedioxy, and compounds where simultaneously R 1 , R 3 , R 4 , R 5 , R 6 and R 7 are hydrogen, R 2 is phenyl and R 8 and R 9 together denote isopropylidenedioxy are excluded.
    • 的化合物,其中R 1是氢,R 1a或式 R 1a的基团是R 1b或保护基Q,R 1b 是C 1 -C 20烷基,C 2 -C 20烯基,C 3 -C 10环烷基,C 6 -C 15芳基,C 7 -C 16芳烷基或通过杂环基中的碳原子与所指示的磷原子连接的5-或6-元杂环基, R 2是未取代或取代的C 1 -C 20烷基或C 2 -C 20烯基,未取代或取代的C 3 -C 10环烷基,未取代或取代的C 6 -C 15芳基,未取代或取代的C 7 -C 16芳烷基, 或由杂环基中的碳原子连接到所指示的磷原子上的5或6元杂环基,R 3是氢,卤素,羟基,R 5,-OR 1, R 5或-OSO 2 R 5 R 4是R 4或a与R 6一起代表价键,R 4是氢,卤素或R 1' R 5是氢,卤素,羟基,R 1-7,-OR 1 7,-OCOR 1或7 -OSO 2 R 1,R 6 >是氢,卤素或R 1 <8 >,或与R 4一起表示价键,R 7是氢,烷​​基-N,N-二烷基磷酰胺基或R 7a,或R 7 O-与R 8一起代表a C 1 -C 15亚烷基二氧基,R 7是R 9,-COR 1 9,-SO 2 R 1 9或三(C 1 -C 15烃基)甲硅烷基, R 8是R 8 a或Z,R 8是氢,卤素,羟基,R 2,-OR 2,-OCOR 2, - 或者三(C 1 -C 15烃基)甲硅烷氧基,或与R 9一起表示C 1 -C 15烃亚基二氧基,或与R 7一起代表C 1 -C 15亚烃基二氧基, R 9是卤素,羟基,-OR 2,-OCOR 2,-OSO 2 R 2,或B 2,或与R 8 a一起 表示C1-C15烃基亚二氧基,R 1是氢或R 1,a,R 1a,R 2,R 2,-COR 2, 2,-SO 2 R 2或3(C 1 -C 15烃基)甲硅烷基,R 1是氢,卤素,羟基,R 2,-OR 2, >,-OCOR 2,3,-OSO 2 R 2或Z,R 1,R 2,R 2,R 3,R 4,R 5, R 1 a或Z,R 1'3是氢,卤素,羟基,R 2, OR 2 <5>,-OCOR 2,5-OSO 2 R 2或3(C 1 -C 15烃基)甲硅烷氧基,或与R 1一起表示C1- C 15烃亚基二氧基,R 1 4是卤素,羟基,-OR 2,-OCOR 2,6,-OSO 2 R 2,或B 1,或 与R 1'3一起,a表示C 1 -C 15烃基亚二氧基,R 1,R 5,R 1,R 6,R 17,R 18, R 1,R 2,R 2,R 2,R 2,R 2,R 2, 2 <5>和R 2 <6>独立地为C 1至C 10脂族基团,C 3至C 10脂环族基团,C 6至C 15芳族基团或C 7 -C 30芳脂基基团,B 1和B 2, 2>各自独立地为一价核苷碱基,Z为取代或未取代的C6-C10芳氧基硫代羰基氧基; 条件是其中R 1,R 3,R 4和R 6同时为氢,R 2为异丙基,R 5为甲氧基,R 7为甲基, 8>和R 9各自为羟基或每个乙酰氧基,或R 8和R 9一起表示异丙二烯基,其中R 1,R 3,R 4和R 6同时为 氢,R 2是丁基,R 5是甲氧基,R 7是苄基,R 8和R 9各自是羟基或每个乙酰氧基或R 8和R 9共同表示 异丙烯二氧基和其中R 1,R 3,R 4,R 5,R 6和R 7同时为氢的化合物,R 2为苯基,R 8和 R 9一起表示异亚丙二氧基。