4'-substituted nucleosides
    1.
    发明授权
    4'-substituted nucleosides 失效
    4'-取代核苷

    公开(公告)号:US5192749A

    公开(公告)日:1993-03-09

    申请号:US526485

    申请日:1990-05-21

    摘要: Nucleosides compounds of Formula I: ##STR1## wherein B is a purine or a pyrimidine;X and X' are H;Y is H;Y' is OH, F or H;or Y' and X' together makes a bond;Z is ##STR2## where n is zero, one, two or three; or Y' and Z together form a cyclic phosphate ester; Z' is --CN, --CH.sub.3, CH.sub.2 N.sub.3 or --CH.sub.2 J,where J is a halogen atom;or Z' and Y' together are --CH.sub.2 O--; and pharmaceutically acceptable esters, ethers, amides, N-acyl moieties and salts thereof.

    摘要翻译: 式I的核苷化合物:其中B是嘌呤或嘧啶; X和X'为H; Y是H; Y'是OH,F或H; 或Y'和X'一起形成键; Z为,其中n为零,一,二或三; 或Y'和Z一起形成环状磷酸酯; Z'是-CN,-CH 3,CH 2 N 3或-CH 2 J,其中J是卤素原子; 或Z'和Y'一起是-CH 2 O-; 和其药学上可接受的酯,醚,酰胺,N-酰基部分及其盐。

    Process for making 1-benzocycloalkyl-1,3-dihydroimidazole-2-thione
derivatives
    3.
    发明授权
    Process for making 1-benzocycloalkyl-1,3-dihydroimidazole-2-thione derivatives 失效
    制备1-苯并环烷基-1,3-二氢咪唑-2-硫酮衍生物的方法

    公开(公告)号:US5438150A

    公开(公告)日:1995-08-01

    申请号:US233655

    申请日:1994-04-26

    摘要: The present invention relates to a process for preparing a 5-(N-substituted)aminomethyl-1-benzocycloalkyl-1,3-dihydroimidazole-2-thione (wherein the N-substituent is selected from formyl, aminocarbonyl, (C.sub.1-4)alkylcarbonyl or trifluoro (C.sub.1-4)alkylcarbonyl), which process comprises reacting a benzocycloalkylamine with thiocyanic acid and dihydroxyacetone to give a corresponding 5-hydroxymethyl-1-benzocycloalkyl-1,3-dihydroimidazole-2-thione and then reacting the 5-hydroxymethyl-1-benzocycloalkyl-1,3-dihydroimidazole-2-thione with a compound of the formula H.sub.2 NC(0)R.sup.2 in which R.sup.2 is hydrogen, amino, (C.sub.1-4)alkyl or trifluoro(C.sub.1-4)alkyl or with an ammonium salt of the formula NH.sub.4.sup.+ - OC(0)R.sup.3 in which R.sup.3 is hydrogen, (C.sub.1-4)alkyl or trifluoro(C.sub.1-4)alkyl.The present invention also relates to a process for preparing 5-aminomethyl-1-benzocycloalkyl-1,3-dihydroimidazole-2-thiones, which process comprises preparing a 5-(N-substituted)aminomethyl-1-benzocycloalkyl-1,3-dihydroimidazole-2-thione (wherein the N-substituent is selected from formyl, (C.sub.1-4)alkylcarbonyl or trifluoro(C.sub.1-4)alkylcarbonyl) by the process described above and then hydrolyzing with acid.

    摘要翻译: 本发明涉及一种制备5-(N-取代的)氨基甲基-1-苯并环烷基-1,3-二氢咪唑-2-硫酮的方法(其中N-取代基选自甲酰基,氨基羰基,(C1-4) 烷基羰基或三氟(C 1-4)烷基羰基),该方法包括使苯并环烷基胺与硫氰酸和二羟基丙酮反应,得到相应的5-羟甲基-1-苯并环烷基-1,3-二氢咪唑-2-硫酮,然后使5-羟甲基 -1-苯并环烷基-1,3-二氢咪唑-2-硫酮与式H2NC(O)R2的化合物反应,其中R 2是氢,氨基,(C 1-4)烷基或三氟(C 1-4)烷基或与 式NH 4 + -OC(O)R 3的铵盐,其中R 3是氢,(C 1-4)烷基或三氟(C 1-4)烷基。 本发明还涉及一种制备5-氨基甲基-1-苯并环烷基-1,3-二氢咪唑-2-硫杂的方法,该方法包括制备5-(N-取代的)氨基甲基-1-苯并环烷基-1,3- 二氢咪唑-2-硫酮(其中N-取代基选自甲酰基,(C 1-4)烷基羰基或三氟(C 1-4)烷基羰基),然后用酸水解。