Total synthesis of 7-oxo-4-thia-1-azabicyclo-[3,2,0]-heptane-2-carboxyl
derivatives useful as .beta.-lactamase inhibitors and antibacterial
agents
    1.
    发明授权
    Total synthesis of 7-oxo-4-thia-1-azabicyclo-[3,2,0]-heptane-2-carboxyl derivatives useful as .beta.-lactamase inhibitors and antibacterial agents 失效
    可用作β-内酰胺酶抑制剂和抗菌剂的7-氧代-4-硫杂-1-氮杂双环[3,2,0] - 庚烷-2-羧基衍生物的全合成

    公开(公告)号:US4269771A

    公开(公告)日:1981-05-26

    申请号:US93603

    申请日:1979-11-13

    摘要: A process is disclosed for the preparation of compounds of formula I: ##STR1## wherein R is hydrogen, lower alkyl, trichloroethyl, benzyl, p-nitrobenzyl, acetoxymethyl, pivaloyloxymethyl, phthalidyl, or a --CH(CH.sub.3)OCOOEt group;R.sup.1 is --CH.sub.2 OH, --CHO, --CH.sub.2 SH, --CH.sub.2 NH.sub.2, --CH.sub.2 OCOR.sup.2, --COOR.sup.2, --CH.sub.2 NHCOR.sup.2, --CH.sub.2 OR.sup.3, or --CH.sub.2 SR.sup.4 where R.sup.2 is a lower alkyl, aryl or a heterocyclic ring, R.sup.3 is a lower alkyl, benzyl, or trityl, and R.sup.4 is a five- or six-member heterocyclic ring containing one or more heteroatoms,which comprises reacting a 4-acetoxy azetidinone with a .beta.-thioketoester to form a mixture, reacting said mixture with thionyl chloride followed by reaction with a phosphine and a base, ozonolyzing and heating to obtain the compounds of formula I.

    摘要翻译: 公开了制备式I化合物的方法:其中R是氢,低级烷基,三氯乙基,苄基,对硝基苄基,乙酰氧基甲基,新戊酰氧基甲基,邻苯二甲酰基或-CH(CH 3)OCOOEt基团; R1是-CH2OH,-CHO,-CH2SH,-CH2NH2,-CH2OCOR2,-COOR2,-CH2NHCOR2,-CH2OR3或-CH2SR4,其中R2是低级烷基,芳基或杂环,R3是低级烷基,苄基, 或三苯甲基,R4是含有一个或多个杂原子的五元或六元杂环,其包括使4-乙酰氧基氮杂环丁酮与β-硫代酮反应形成混合物,使所述混合物与亚硫酰氯反应,然后与 膦和碱,进行臭氧分解和加热,得到式I化合物。

    Synthetic routes to azetidinones related to nocardicin
    2.
    发明授权
    Synthetic routes to azetidinones related to nocardicin 失效
    与诺卡氏菌有关的氮杂环丁酮的合成途径

    公开(公告)号:US4230619A

    公开(公告)日:1980-10-28

    申请号:US921070

    申请日:1978-06-30

    摘要: There is disclosed a process for the manufacture of azetidinones related to nocardicin having the formula ##STR1## wherein R is a saturated or unsaturated alkyl having from 1 to 6 carbon atoms, .alpha.-aminobenzyl, benzyl, free or substituted phenyl, or a free or substituted heterocyclic;R.sub.1 is hydrogen, alkyl having from 1 to 4 carbon atoms, trimethylsilyl, trichloroethyl, benzhydryl or benzyl; andR.sub.2 is a free or substituted phenyl, or a free or substituted heterocyclic, using the same starting compound, but with the possibility of proceeding to the final compound via two somewhat different routes. A number of novel intermediates are also disclosed.

    摘要翻译: 公开了制备与具有式(I)的式(I)的诺卡品相关的氮杂环丁酮的方法,其中R是具有1至6个碳原子的饱和或不饱和烷基,α-氨基苄基,苄基,游离或取代的苯基,或 游离或取代杂环; R1是氢,具有1至4个碳原子的烷基,三甲基甲硅烷基,三氯乙基,二苯甲基或苄基; 并且R2是游离的或取代的苯基,或游离的或取代的杂环,使用相同的起始化合物,但是有可能通过两个有些不同的途径进入最终的化合物。 还公开了许多新颖的中间体。

    Poly 4-aminopyrrole-2-carboxyamide derivatives, and pharmaceutical
compositions which contain them
    10.
    发明授权
    Poly 4-aminopyrrole-2-carboxyamide derivatives, and pharmaceutical compositions which contain them 失效
    聚4-氨基吡咯-2-甲酰胺衍生物和含有它们的药物组合物

    公开(公告)号:US5472976A

    公开(公告)日:1995-12-05

    申请号:US109932

    申请日:1993-08-06

    CPC分类号: C07D207/34

    摘要: This invention relates to polyaminopyrrolecarboxyamide derivatives of general formula (I) and their pharmaceutically acceptable salts, in which A represents a chemical bond or an aromatic or heteroaromatic radical, and:if A is a chemical bond, R is hydrogen, alkyl, dialkylaminoalkyl, alkenyl, cycloalkyl, arylalkyl, arylalkenyl, haloalkyl, or an aromatic or heteroaromatic radical;whereas if A is an aromatic or heteroaromatic radical, R is nitro, amino or formylamino;n is 0 or a whole number between 1 and 4;Z is an alkylene or aromatic radical. ##STR1##

    摘要翻译: 本发明涉及通式(I)的聚氨基吡咯酰胺酰胺衍生物及其药学上可接受的盐,其中A表示化学键或芳族或杂芳族基团,以及:如果A是化学键,则R是氢,烷基,二烷基氨基烷基,烯基 ,环烷基,芳基烷基,芳基烯基,卤代烷基或芳族或杂芳族基团; 而如果A是芳族或杂芳族基团,则R是硝基,氨基或甲酰氨基; n为0或1〜4之间的整数; Z是亚烷基或芳族基团。 (1)+ TR