Alkylating agent and 1,4-addition process of an alkyl group onto an
.alpha.,.beta.-unsaturated ketone compound
    31.
    发明授权
    Alkylating agent and 1,4-addition process of an alkyl group onto an .alpha.,.beta.-unsaturated ketone compound 失效
    烷基化剂和烷基加成到α,β-不饱和酮化合物上

    公开(公告)号:US5908945A

    公开(公告)日:1999-06-01

    申请号:US530155

    申请日:1995-11-15

    摘要: Disclosed is an alkylating agent that contains an aluminum reagent Alk.sub.3-m AlL.sub.m, in which Alk means a methyl, ethyl, n- or i-propyl, n-, i- or tert-butyl, pentyl, hexyl, heptyl or octyl group, which all can also be branched, L means an ethoxy group, a chlorine or bromine atom, and m is equal to 1 or 2, as an alkyl source or else zinc dimethyl as a methyl source, which contains in addition catalytic amounts of one or more copper(I) and/or copper(II) compounds and one (or more) silyl reagent(s) of general formula IIIR.sup.1 R.sup.2 R.sup.3 SiZ (III),in whichR.sup.1, R.sup.2 and R.sup.3 are as defined herein, as well as a process for 1,4-addition of an alkyl group to an .alpha.,.beta.-unsaturated ketone or an .alpha.,.beta.-double unsaturated ketone or to an .alpha.,.beta.-unsaturated aldehyde with use of the agent according to the invention.The alkylating agent yields biologically active compounds in excellent yields and the new alkylating agent/process is distinguished by its environmental compatibility based on a CKW (chlorinated hydrocarbon)-free reaction medium.

    摘要翻译: PCT No.PCT / EP94 / 01001 Sec。 371日期:1995年11月15日 102(e)1995年11月15日日期PCT 1994年3月30日PCT公布。 公开号WO94 / 22878 日期1994年10月13日公开是含有铝试剂Alk3-m AlLm的烷基化剂,其中Alk表示甲基,乙基,正或异丙基,正,异或叔丁基,戊基,己基, 庚基或辛基,其全部也可以是支链的,L表示乙氧基,氯或溴原子,m等于1或2,作为烷基源或二甲基锌作为甲基源,另外还含有 催化量的一种或多种通式IIIR1R2R3SiZ(III)的铜(I)和/或铜(II)化合物和一种(或多种)甲硅烷基试剂,其中R 1,R 2和R 3如本文所定义,为 以及作为使用本发明的试剂向α,β-不饱和酮或α,β-双不饱和酮或α,β-不饱和醛1,4-加成烷基的方法。 烷基化剂以优异的产率产生生物活性化合物,新的烷基化剂/方法的区别在于其基于CKW(氯化烃)的反应介质的环境相容性。

    Process for the production of ergoline derivatives
    33.
    发明授权
    Process for the production of ergoline derivatives 失效
    麦角灵衍生物的生产工艺

    公开(公告)号:US5371000A

    公开(公告)日:1994-12-06

    申请号:US930692

    申请日:1992-10-07

    摘要: A process for the production of ergoline derivatives of general formula I is described ##STR1## in which the bonds represent two single-bonds or a double bond and a single bond.R.sub.1 means a hydrogen atom or an alkyl group with 1-6 carbon atomsR.sub.2 symbolizes a hydrogen atom or an alkyl group with 1-6 carbon atoms,R.sub.3 represents a carboxyl group or a grouping of formula--CONR.sub.4 R.sub.5 or --NHCQNR.sub.6 R.sub.7with R.sub.4 and R.sub.5 meaning hydrogen or an alkyl radical with 1-6 carbons atoms optionally substituted by a hydroxy group and R.sub.6 and R.sub.7 meaning an alkyl group containing 1-4 carbon atoms and Q meaning an oxygen or sulfur atom.

    摘要翻译: PCT No.PCT / DE92 / 00088 Sec。 371日期:1992年10月7日 102(e)日期1992年10月7日PCT提交1992年2月6日PCT公布。 公开号WO92 / 13857 日本1980年8月20日。制备通式I的麦角灵衍生物的方法描述为其中键表示两个单键或双键和单键的(I)。 R1表示氢原子或具有1-6个碳原子的烷基R2表示氢原子或具有1-6个碳原子的烷基,R3表示羧基或式-CONR4R5或-NHCQNR6R7与R4和R5的基团 意指氢或任选被羟基取代的具有1-6个碳原子的烷基,R6和R7表示含有1-4个碳原子的烷基,Q表示氧或硫原子。

    Process for the preparation of 1-methylandrosta-1,4-diene-3,17,dione,
and the novel intermediates for this process
    35.
    发明授权
    Process for the preparation of 1-methylandrosta-1,4-diene-3,17,dione, and the novel intermediates for this process 失效
    1-甲基雄甾-1,4-二烯-3,17,二酮的制备方法和该方法的新型中间体

    公开(公告)号:US4871482A

    公开(公告)日:1989-10-03

    申请号:US190977

    申请日:1988-05-06

    IPC分类号: C07J1/00

    CPC分类号: C07J1/0011

    摘要: 1-Methylandrosta-1,4-diene-3,17-dione is prepared by a process wherein a 3-enol ester or 3-enol ether of general Formula II ##STR1## wherein R.sub.1 is an alkyl residue of 1-3 carbon atoms or an acyl or trialkylsilyl group of up to 10 carbon atoms in the group, is converted into the 2-bromo steroid of Formular III ##STR2## wherein the bromine substituent can be in the .alpha.- as well as in the .beta.-position, and the compound of general Formula III is converted into 1-methylandrosta-1,4-diene-3,17-dione.

    摘要翻译: 1-甲基雄甾-1,4-二烯-3,17-二酮通过其中通式II的3-烯醇酯或3-烯醇醚(II)的方法制备,其中R 1是1- 3个碳原子或该基团中最多10个碳原子的酰基或三烷基甲硅烷基转化成式III的2-溴类固醇(III),其中溴取代基可以是α-和 β位和通式III的化合物转化为1-甲基雄甾-1,4-二烯-3,17-二酮。

    Process for preparing 3.beta.7.beta.-dihydroxy-.DELTA..sup.5 -steroids
    37.
    发明授权
    Process for preparing 3.beta.7.beta.-dihydroxy-.DELTA..sup.5 -steroids 失效
    制备3β7β-二羟基-DTATA5-类固醇的方法

    公开(公告)号:US4614616A

    公开(公告)日:1986-09-30

    申请号:US536076

    申请日:1983-09-26

    摘要: A process for preparing a 3.beta.,7.beta.-dihydroxy-.DELTA..sup.5 -steroid of the formula ##STR1## wherein Q is ##STR2## and R.sub.1 is hydrogen, trimethylacetyl, tert-butyldimethylsilyl, dimethyl-2-(3-methylbutyl)silyl or tribenzylsilyl, comprises fermenting a 3.beta.-hydroxy-.DELTA..sup.5 -steroid of the formula ##STR3## wherein Q is as defined above, andR.sub.2 is hydrogen or alkanoyl of 2-6 carbon atoms, with a culture of Botryodiplodia malorum to obtain the corresponding 3.beta.,7.beta.-dihydroxy-.DELTA..sup.5 -steroid; and, optionally, reacting the resultant product with trimethylacetic anhydride, tert-butyldimethylsilyl chloride, dimethyl-2-(3-methylbutyl)silyl chloride, or tribenzylsilyl chloride.

    摘要翻译: 一种制备式“IMAGE”的3β,7β-二羟基-TATA5-类固醇的方法,其中Q为R 1,R 1为氢,三甲基乙酰基,叔丁基二甲基甲硅烷基,二甲基-2-(3-甲基丁基)甲硅烷基 或三苄基甲硅烷基,包括发酵式为“IMAGE”的3β-羟基-TATA5-类固醇,其中Q如上所定义,并且R 2是2-6个碳原子的氢或链烷酰基,具有葡萄孢属(Botryodiplodia malorum)的培养物, 相应的3β,7β-二羟基-DTATA5-类固醇; 和任选地使所得产物与三甲基乙酸酐,叔丁基二甲基甲硅烷基氯,二甲基-2-(3-甲基丁基)甲硅烷基氯或三苄基甲硅烷基氯反应。