Novel pregnanoic acid derivatives
    11.
    发明授权
    Novel pregnanoic acid derivatives 失效
    新型孕酸衍生物

    公开(公告)号:US4049804A

    公开(公告)日:1977-09-20

    申请号:US668394

    申请日:1976-03-19

    摘要: Pregnanoic acid derivatives of general formula ##STR1## wherein is a single bond or a double bond; X is hydrogen, fluorine or methyl; Y is hydrogen, fluorine or chlorine; Z is .beta.-hydroxymethylene, .beta.-acyloxymethylene, .beta.-fluoromethylene, .beta.-chloromethylene, carbonyl or methylene; R.sub.1 is hydrogen, methyl in the .alpha.- or .beta.-position or methylene and R.sub.2 is hydrogen, hydroxy or acyloxy, or R.sub.1 and R.sub.2 collectively are alkylidendioxy and U.sub.1 is halogen, halogenated alkyl of 1-5 carbon atoms or halogenated phenyl, are topically effective anti-inflammatory agents.

    摘要翻译: 通式的孕酸衍生物,其中是单键或双键; X是氢,氟或甲基; Y是氢,氟或氯; Z是β-羟基亚甲基,β-酰氧基亚甲基,β-氟亚甲基,β-氯亚甲基,羰基或亚甲基; R1是氢,α或β-位中的甲基或亚甲基,R2是氢,羟基或酰氧基,或R1和R2共同是亚烷基二氧基,U1是卤素,1-5个碳原子的卤代烷基或卤代苯基是局部的 有效的抗炎剂。

    Estrane derivatives
    16.
    发明授权
    Estrane derivatives 失效
    Estrane衍生物

    公开(公告)号:US4603013A

    公开(公告)日:1986-07-29

    申请号:US644465

    申请日:1984-08-27

    CPC分类号: C12P33/12 C07J1/0059

    摘要: Estrane derivatives of the general formula I ##STR1## wherein one of the substituents X or Z signifies a hydrogen atom and the other together with Y represents a carbon-carbon bond, or wherein the substituents X and Z represent hydrogen atoms and Y represents an .alpha.-position hydroxy group or a .beta.-position alkyl group with up to 6 carbon atoms, are valuable intermediates for preparation of pharmacologically effective substances.

    摘要翻译: 其中一个取代基X或Z表示氢原子,另一个与Y一起代表碳 - 碳,或其中取代基X和Z表示氢原子,Y 表示具有至多6个碳原子的α-位羟基或β-位烷基,是用于制备药理学有效物质的有价值的中间体。

    Process for the preparation of pregnane derivatives
    18.
    发明授权
    Process for the preparation of pregnane derivatives 失效
    孕烷衍生物的制备方法

    公开(公告)号:US4102908A

    公开(公告)日:1978-07-25

    申请号:US802329

    申请日:1977-06-01

    IPC分类号: C07J7/00 C07J41/00 C07J5/00

    摘要: A process for the preparation of pregnane derivatives of the formula ##STR1## wherein R.sub.1 is methyl or ethyl and R.sub.2 is methyl, ethyl, formyl, or acetyl, comprises reacting a nitrate ester of the formula ##STR2## wherein R.sub.1 is as above, in the presence of a catalytic amount of a mercury salt of a lower carboxylic acid with formic acid or acetic acid in a dipolar aprotic or basic solvent or with methanol or ethanol in an aprotonic, especially water-miscible, solvent in the presence of a mineral acid.

    摘要翻译: 制备式IMAGE的孕烷衍生物的方法,其中R 1是甲基或乙基,R 2是甲基,乙基,甲酰基或乙酰基,包括使下式的R 1如上所述的式 催化量的低级羧酸的汞盐与甲酸或乙酸在偶极非质子或碱性溶剂中或在无机酸,特别是水混溶性溶剂中,在无机酸存在下,与甲醇或乙醇一起存在 。

    Process for the production of
17.alpha.-ethinyl-17.beta.-hydroxy-18-methyl-4,15-estradien-3-one and
new intermediate products for this process
    20.
    发明授权
    Process for the production of 17.alpha.-ethinyl-17.beta.-hydroxy-18-methyl-4,15-estradien-3-one and new intermediate products for this process 失效
    制备17α-乙烯基-17β-羟基-18-甲基-4,15-雌二醇-3-酮的方法和该方法的新中间产物

    公开(公告)号:US4923640A

    公开(公告)日:1990-05-08

    申请号:US176111

    申请日:1988-03-31

    摘要: A process for the production of 17.alpha.-ethinyl-17.beta.-hydroxy-18-methyl-4,15-estradien-3-one is described comprising reacting a 17-enolester of formula II ##STR1## wherein R.sub.1 represents an alkyl radical with 1-3 carbon atoms andR.sub.2 represents an acyl or a trialkylsilyl group with 1-10 carbon atomsunder palladium catalysis, with compounds of formula II ##STR2## wherein R.sub.1 represents an alkyl radical with 1-3 carbon atoms, reducing the 17-keto group to the 17-hydroxy group in a manner known in the art, reducing the aromatic A-ring according to Birch, with liquid ammonia, to 3-methoxy-2,5(10),15-estratrien-17.beta.-ol, reoxidizing the 17-hydroxy group to the 17-keto group, ethinylating the 17-keto group and splitting off the 3-enolether to form 17.alpha.-ethinyl-17.beta.-hydroxy-18-methyl-4,15-estradiene-3-one.

    摘要翻译: 描述了制备17α-乙烯基-17β-羟基-18-甲基-4,15-雌二醇-3-酮的方法,其包括使式II的17-烯醇酯反应,其中R 1表示烷基 具有1-3个碳原子,并且R 2表示在钯催化下具有1-10个碳原子的酰基或三烷基甲硅烷基,具有式II的化合物其中R 1表示具有1-3个碳原子的烷基,将17 - 以本领域已知的方式与17-羟基组合,按照Birch将液态氨将芳香族A环还原成3-甲氧基-2,5(10),15-雌三醇-17β- 将17-羟基重新氧化成17-酮基,乙酰化17-酮基并拆分3-烯醇以形成17α-乙烯基-17β-羟基-18-甲基-4,15-雌二烯 - 3合1。