Synthesis methods and intermediates for the manufacture of rizatriptan
    53.
    发明申请
    Synthesis methods and intermediates for the manufacture of rizatriptan 失效
    合成方法和制造利扎曲坦的中间体

    公开(公告)号:US20070123711A1

    公开(公告)日:2007-05-31

    申请号:US10586958

    申请日:2005-01-27

    IPC分类号: C07D403/02

    摘要: The invention relates to a process for the manufacture of an 1,2,4-triazol-1-yl compound of the formula [A], or a salt thereof, wherein each of R3 and R4 is hydrogen or lower alkyl, said process comprising reacting a hydrazine compound of the formula [B] wherein R is hydrogen or acyl, R2 is hydrogen or a protecting group, are hydrogen or lower alkyl, and R6 is hydrogen or COOR7, or a salt thereof, with a 1,2,4-triazolyl forming reagent. In addition, novel intermediates for the synthesis of the anti-migraine agent Rizatriptan and methods for their synthesis are presented.

    摘要翻译: 本发明涉及一种制备式[A]的1,2,4-三唑-1-基化合物或其盐的方法,其中R 3和R 4各自为氢或低级烷基,所述方法包括 使式[B]的肼化合物其中R是氢或酰基,R2是氢或保护基,是氢或低级烷基,R6是氢或COOR7或其盐与1,2,4 三唑基形成试剂。 此外,还提出了用于合成抗偏头痛药物利扎曲坦的新型中间体及其合成方法。

    Process for the sulfurization of a phosphorus-containing compound
    54.
    发明授权
    Process for the sulfurization of a phosphorus-containing compound 有权
    含磷化合物硫化方法

    公开(公告)号:US07098325B2

    公开(公告)日:2006-08-29

    申请号:US10266027

    申请日:2002-10-07

    摘要: The invention relates to a process for the sulfurization of phosphorus-containing compounds which comprises contacting the phosphorus compound to be sulfurized with a sulfur transfer reagent of formula (I) wherein R1 is aryl which can be substituted by halo, (C1–C6) alkyl or (C1-C6) alkoxy, and R2 is (C1–C6) alkyl, which could also form a cyclic ring together with R1, in a solvent or a mixture of solvents.

    摘要翻译: 本发明涉及含磷化合物的硫化方法,其包括使待硫化的磷化合物与式(I)的硫转移试剂接触,其中R 1是可以被 卤素,(C 1 -C 6 -C 6)烷基或(C 1 -C 6 -C 6)烷氧基,R (C 1 -C 6 -C 6)烷基,其也可以与R 1一起形成环, ,在溶剂或溶剂的混合物中。

    2'-Substituted nucleosides and oligonucleotide derivatives
    55.
    发明申请
    2'-Substituted nucleosides and oligonucleotide derivatives 审中-公开
    2'-取代的核苷和寡核苷酸衍生物

    公开(公告)号:US20050159374A1

    公开(公告)日:2005-07-21

    申请号:US10696488

    申请日:2003-10-29

    CPC分类号: C07H21/00

    摘要: The invention relates to an oligonucleotide derivative which comprises at least one nucleoside building block of the formula (I) The invention furthermore relates to nucleoside building blocks, intermediates and processes for preparing the oligonucleotide derivatives and the nucleoside building blocks. The invention also relates to pharmaceutical compositions and to uses of the oligonucleotide derivatives and the nucleoside building blocks.

    摘要翻译: 本发明涉及包含至少一种式(I)核苷结构单元的寡核苷酸衍生物。本发明还涉及核苷结构单元,中间体和制备寡核苷酸衍生物和核苷结构单元的方法。 本发明还涉及药物组合物以及寡核苷酸衍生物和核苷结构单元的用途。

    5-halo-1,2,3-(1,2-dihydropyrrolo)-4-quinolones
    57.
    发明授权
    5-halo-1,2,3-(1,2-dihydropyrrolo)-4-quinolones 失效
    5-卤代-1,2,3-(1,2-二氢吡咯)-4-喹诺酮类

    公开(公告)号:US4595755A

    公开(公告)日:1986-06-17

    申请号:US759976

    申请日:1985-07-29

    申请人: Pierre Martin

    发明人: Pierre Martin

    IPC分类号: C07D471/06

    CPC分类号: C07D471/06

    摘要: There is described a novel process for producing 1,2,5,6-tetrahydro-4H-pyrrolo[3,2,1-ij]-quinolin-4-one (4-lilolidone), usable as fungicide and corresponding to the formula ##STR1## as well as novel 5-halo-1,2,3-(1,2-dihydropyrrolo)-4-quinolones of the formula ##STR2## in which "Hal" is chlorine or bromine, which are formed as intermediates during the process.

    摘要翻译: 描述了用于制备1,2,5,6-四氢-4H-吡咯并[3,2,1-ij] - 喹啉-4-酮(4-二烯醇)的新方法,其可用作杀真菌剂并对应于式 < IMAGE>以及式“IMAGE”的新的5-卤代-1,2,3-(1,2-二氢吡咯并)-4-喹诺酮,其中“Hal”是氯或溴,它们作为中间体形成 的过程。