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    • 28. 发明申请
    • S1P3 RECEPTOR ANTAGONIST
    • S1P3受体拮抗剂
    • US20090170895A1
    • 2009-07-02
    • US12088861
    • 2006-10-11
    • Shin-ya OhnumaTakeshi HasegawaTomoyuki Sada
    • Shin-ya OhnumaTakeshi HasegawaTomoyuki Sada
    • A61K31/47C07D213/26A61K31/44C07D211/06A61K31/4453C07D307/48A61K31/341C07D471/00A61P3/10A61P9/04A61P9/10
    • C07C317/34C07C257/22C07D213/74C07D215/04C07D217/02C07D295/185C07D307/46C07D333/22
    • The present invention relates to a medicine, and more particularly to novel arylamidrazone derivatives having an antagonistic action against S1P3 receptors and a medicine containing thereof as an active ingredient. The present invention provides an arylamidrazone derivative represented by the following formula (1) or a pharmaceutically acceptable salt thereof: wherein R1 represents a C2-C8 alkyl group which may be substituted, a phenyl group which may be substituted, an aromatic heterocyclic group which may be substituted, a C2-C8 alkoxy group which may be substituted, or —NR4R5 (wherein R4 and R5, which are identical or different, each represent a hydrogen atom or a lower alkyl group which may be substituted, or R4 and R5 may be joined with the adjacent nitrogen atom to form a nitrogen-containing heterocyclic ring which may be substituted); R2 and R3, which are identical or different, each represent a hydrogen atom, a halogen atom, a halo-lower alkyl group, a lower alkyl group, a lower alkynyl group, a lower alkoxy group, a cyano group, a lower alkanoyl group or a lower alkylsulfonyl group; A represents a benzene ring or a heterocyclic ring; D represents a single bond or methylene; m represents an integer from 1 to 3, and n represents an integer from 1 to 5 (with the proviso that the case where R1 is an ethoxy group, R2 is a 2,4-dichloro group, R3 is a hydrogen atom, A is a benzene ring, and D is methylene; and the case where R1 is an ethoxy group, R2 is a 2,4-dichloro group, R3 is a hydrogen atom, a 2-methyl group, a 4-methyl group, a 4-methoxy group or a 4-ethoxy group, A is a benzene ring, and D is a single bond, are excluded).
    • 本发明涉及一种药物,更具体地涉及对S1P3受体具有拮抗作用的新型芳基氨基腙衍生物和含有它们作为有效成分的药物。 本发明提供由下式(1)表示的芳基腙基衍生物或其药学上可接受的盐:其中R 1表示可被取代的C 2 -C 8烷基,可被取代的苯基,可以被取代的苯基 可被取代的C 2 -C 8烷氧基或-NR 4 R 5(其中R 4和R 5相同或不同,各自表示氢原子或可被取代的低级烷基,或者R 4和R 5可以是 与相邻的氮原子一起形成可以被取代的含氮杂环); R 2和R 3相同或不同,各自表示氢原子,卤素原子,卤代低级烷基,低级烷基,低级炔基,低级烷氧基,氰基,低级烷酰基 或低级烷基磺酰基; A表示苯环或杂环; D表示单键或亚甲基; m表示1〜3的整数,n表示1〜5的整数(条件是R1为乙氧基的情况,R2为2,4-二氯基,R3为氢原子,A为 苯环,D为亚甲基; R1为乙氧基,R2为2,4-二氯基,R3为氢原子,2-甲基,4-甲基,4-甲基, 甲氧基或4-乙氧基,A为苯环,D为单键)。
    • 30. 发明授权
    • Tri-O-acetyl-2-alkynyladenosines
    • 三-O-乙酰基-2- alkynyladenosines
    • US5283327A
    • 1994-02-01
    • US655354
    • 1991-04-17
    • Toyofumi YamaguchiToichi AbiruAkira MatsudaTohru UedaKentaro Kogi
    • Toyofumi YamaguchiToichi AbiruAkira MatsudaTohru UedaKentaro Kogi
    • C07H19/16C07H19/167
    • C07H19/16Y02P20/55
    • The present invention relates to a novel compound represented by the following formula [I] which is useful as a synthetic intermediate of a 2-alkynyladenosine.The present invention also relates to a process for producing the compound and a process for producing a 2-alkynyladenosine [IV] by way of the compound.Further, the present invention relates to a 2-alkynyladenosine derivative represented by the following formula [V] having excellent storage stability and, to a method of storing the 2-alkynyladenosine in the form of that derivative. ##STR1## wherein R.sup.1 through R.sup.4 represent a hydrogen atom or a protective group, and n denotes an integer of 1 to 15, provided that R.sup.1 through R.sup.4 do not represent a hydrogen atom simultaneously.
    • PCT No.PCT / JP90 / 00807 Sec。 371日期:1991年4月17日 102(e)中的日期1991年4月17日提交的PCT 1990年6月20日的PCT公布。 出版物WO90 / 15812 PCT 日本1990年12月27日。本发明涉及可用作2-炔基腺苷合成中间体的下式(I)表示的新化合物。 本发明还涉及该化合物的制备方法和通过该化合物制备2-炔基腺苷(Ⅳ)的方法。 此外,本发明涉及具有优异储存稳定性的下式(V)表示的2-链炔基腺苷衍生物,以及以该衍生物的形式存储2-炔基腺苷的方法。 (*化学结构*)(*化学结构*)其中R1至R4表示氢原子或保护基,n表示1至15的整数,条件是R1至R4同时不表示氢原子。