Process for the production of 1-methyl-3-keto-.DELTA..sup.1,4 steroids
    3.
    发明授权
    Process for the production of 1-methyl-3-keto-.DELTA..sup.1,4 steroids 失效
    生产1-甲基-3-酮-TATA 1,4类固醇的方法

    公开(公告)号:US5523428A

    公开(公告)日:1996-06-04

    申请号:US381980

    申请日:1995-04-18

    CPC classification number: C07J1/0011 C07J1/0025 C07J21/008

    Abstract: A process for the production of 1-methyl-3-keto-.DELTA..sup.1,4 steroids of general formula I ##STR1## in which St symbolizes the radical of asteroid molecule, where a 3-keto-.DELTA..sup.1,4 steroid of general formula II ##STR2## in which St has the above-mentioned meaning, is reacted in an inert solvent in the presence of a nickel salt soluble therein with an organometallic compound of formula III, IV or V ##STR3## where X, Y.sub.1, Y.sub.2, Y.sub.3, Z.sub.1 and Z.sub.2 are as defined in the specification.

    Abstract translation: PCT No.PCT / EP93 / 01606 Sec。 371日期1995年04月18日 102(e)日期1995年4月18日PCT提交1993年6月22日PCT公布。 第WO94 / 04553号公报 日期:1994年3月3日。一种制备通式I(I)的1-甲基-3-酮-TATA类固醇的方法,其中St表示小行星分子的自由基,其中3- 其中St具有上述含义的通式II(II)的酮-DTA 1,4类固醇在惰性溶剂中在可溶于其中的镍盐与式III的有机金属化合物的存在下反应, IV或V CH3ZnX,(III),其中Z2如说明书中所定义。

    N-(aminoalkyl)-substituted(N or C
alkyl)-aryl-4(methylsulfonylamino)benzamides
    6.
    发明授权
    N-(aminoalkyl)-substituted(N or C alkyl)-aryl-4(methylsulfonylamino)benzamides 失效
    N-(氨基烷基) - 取代(N或C烷基) - 芳基-4(甲基磺酰基氨基)苯甲酰胺

    公开(公告)号:US4920116A

    公开(公告)日:1990-04-24

    申请号:US283712

    申请日:1988-12-13

    CPC classification number: C07D295/13 G03G5/0611 G03G5/0618

    Abstract: N-(aminoalkyl)-substituted(N or C alkyl)-aryl-4-(methylsylfonylamino)benzamides of the formula ##STR1## wherein R is C.sub.1 -C.sub.4 straight chain alkyl, one of R.sub.1, R.sub.2 and R.sub.3 is a phenyl or naphthyl group and the others are hydrogen, --NR.sub.4 R.sub.5 is a secondary or teritary amino group, X and X.sub.1 are hydrogen or alkyl and n is 0 or 1, are useful as antiarrhythmic agents in the treatment of cardiac arrhythmias especially as combination Class I/Class III agents.

    Abstract translation: 式(Ia)的N-(氨基烷基) - 取代的(N或C烷基) - 芳基-4-(甲基磺酰基氨基)苯甲酰胺其中R是C1-C4直链烷基,R1,R2和R3之一是苯基或萘基 基团,其余是氢,-NR4R5是次级或分离的氨基,X和X1是氢或烷基,n是0或1,可用作治疗心律失常的抗心律不齐剂,特别是作为I / III类 代理商

Patent Agency Ranking