Silicon-bearing carboxylic acids and amides
    82.
    发明授权
    Silicon-bearing carboxylic acids and amides 失效
    含硅羧酸和酰胺

    公开(公告)号:US4297349A

    公开(公告)日:1981-10-27

    申请号:US140562

    申请日:1980-04-15

    申请人: Sandor Barcza

    发明人: Sandor Barcza

    摘要: The final products are compounds of the formula ##STR1## wherein (a) each of R.sup.1, R.sup.2 and R.sup.3 alkyl having from 1 to 22 carbon atoms; or(b) one or more is a phenyl or alkylphenyl type, n is from 3 to 20; andR is of an aralkyl-, phenyl-tryptophanyl- or benzocycloalkyl-type, eg D,L-5,5-dimethyl-5-sila-pentadecanoyl-1'-phenyl-2'-p-tolyl-ethylamide, are useful as antiatherosclerotic agents, and are prepared from corresponding carboxylic acids (or their derivatives).

    摘要翻译: 最终产物是下式的化合物:其中(a)具有1至22个碳原子的R 1,R 2和R 3烷基各自; 或(b)一种或多种是苯基或烷基苯基,n为3至20; 并且R是芳烷基 - ,苯基 - 色氨酸 - 或苯并环烷基 - 类,例如D,L-5,5-二甲基-5-硅烷 - 十五烷酰基-1'-苯基-2'-对甲苯基 - 乙基酰胺是有用的 作为抗动脉粥样硬化剂,并且由相应的羧酸(或其衍生物)制备。

    4-Hydroxy-2-quinolinone-3-carboxylic acids and salts thereof
    83.
    发明授权
    4-Hydroxy-2-quinolinone-3-carboxylic acids and salts thereof 失效
    4-羟基-2-喹啉酮-3-羧酸及其盐

    公开(公告)号:US4281131A

    公开(公告)日:1981-07-28

    申请号:US57962

    申请日:1979-07-16

    CPC分类号: C07D215/56

    摘要: Disclosed are compounds which are 4-hydroxy-2-quinolinone-3-carboxylic acids and salts thereof, e.g., 1-allyl-6,7-dimethoxy-4-hydroxy-2-quinolinone-3-carboxylic acid, useful as anti-allergic agents, and prepared by hydrolysis of the corresponding carboxylic acid esters.

    摘要翻译: 公开了4-羟基-2-喹啉酮-3-羧酸及其盐的化合物,例如1-烯丙基-6,7-二甲氧基-4-羟基-2-喹啉酮-3-羧酸, 过敏剂,并通过水解相应的羧酸酯制备。

    4-Hydroxy-3-nitro-pyrido[2,3-B]pyridine-2(1H)-ones
    84.
    发明授权
    4-Hydroxy-3-nitro-pyrido[2,3-B]pyridine-2(1H)-ones 失效
    4-羟基-3-硝基 - 吡啶并[2,3-b]吡啶-2(1H) - 酮

    公开(公告)号:US4264602A

    公开(公告)日:1981-04-28

    申请号:US707265

    申请日:1976-07-21

    CPC分类号: C07D471/04

    摘要: Anti-allergic 4-hydroxy-3-nitro-pyrido[2,3-b]pyridines-2(1H)-ones are prepared by reacting a 3,4-dihydro-1,3-dioxo-1H-pyrido[2,3-d][1,3]oxazine (a 3-azaisatoic anhydride) with the carbanion resulting from the reaction of nitro acetic acid alkyl esters with a proton abstracting agent.

    摘要翻译: 通过3,4-二氢-1,3-二氧代-1H-吡啶并[2,3-b]吡啶-2(1H) - 酮制备抗过敏的4-羟基-3-硝基吡啶并[2,3-b] 3-d] [1,3]恶嗪(3-氮杂酸酐)与由硝基乙酸烷基酯与质子抽提剂反应产生的碳负离子。

    Process for the preparation of optionally substituted 2,3-indolinediones
    85.
    发明授权
    Process for the preparation of optionally substituted 2,3-indolinediones 失效
    制备任选取代的2,3-二氢吲哚的方法

    公开(公告)号:US4261894A

    公开(公告)日:1981-04-14

    申请号:US106406

    申请日:1979-12-26

    申请人: Gary M. Coppola

    发明人: Gary M. Coppola

    IPC分类号: C07D209/38 C07D209/40

    CPC分类号: C07D209/38 C07D209/40

    摘要: An improved process for the preparation of optionally substituted 2,3-indolinediones which are useful as intermediates in the preparation of compounds having pharmacological activity which comprises reacting a 3,1-benzoxazine with an alkali or alkaline earth metal cyanide or a tetra-(C.sub.1-4) alkylammonium cyanide to obtain a 2-imino-3-indolinone, which is then subjected to hydrolysis.

    摘要翻译: 一种用于制备任选取代的2,3-吲哚二酸的改进方法,其可用作制备具有药理活性的化合物的中间体,其包括使3,1-苯并恶嗪与碱金属或碱土金属氰化物或四(C1 -4)烷基氰化铵,得到2-亚氨基-3-二氢吲哚酮,然后将其进行水解。

    2-Keto-4,5-dihydro-3 (2H)-pyridazinones, and their use in treating
muscle tension
    88.
    发明授权
    2-Keto-4,5-dihydro-3 (2H)-pyridazinones, and their use in treating muscle tension 失效
    2-酮-4,5-二氢-3(2H) - 哒嗪酮,及其用于治疗肌肉紧张

    公开(公告)号:US4228166A

    公开(公告)日:1980-10-14

    申请号:US17353

    申请日:1979-03-05

    IPC分类号: C07D237/04 A61K31/50

    CPC分类号: C07D237/04 Y10S514/906

    摘要: Ketone derivatives of 4,5-dihydro-3(2H)-pyridazinones of the formula ##STR1## where R.sub.1 is halo having an atomic weight of from 19 to 36, andR.sub.2 is a branched chain lower alkyl having 3 to 4 carbon atomsare useful as central nervous system depressants, in particular, as muscle relaxants.

    摘要翻译: 其中R1是卤原子的原子量为19至36的R2和4是具有3至4个碳原子的支链低级烷基的4,5-二氢-3(2H) - 哒嗪酮衍生物,其中R1是卤原子, 可用作中枢神经系统抑制剂,特别是作为肌肉松弛剂。