Process for the preparation of cypermethrine isomers
    63.
    发明授权
    Process for the preparation of cypermethrine isomers 失效
    制备CYPERMETHRINE异构体的方法

    公开(公告)号:US5153349A

    公开(公告)日:1992-10-06

    申请号:US601767

    申请日:1990-10-19

    IPC分类号: A01N53/00 C07C255/14

    CPC分类号: A01N53/00

    摘要: The invention relates to a process for the preparation of such isomer mixtures of cypermethrine of the Formula (I) ##STR1## wherein carbon atoms indicated by 1, 3 and .alpha. stand for a chiral carbon atom and the wavy line indicates cis or trans configuration related to the cyclopropane ring--which contains out of the theoretically possible 8-isomers of cypermethrine at least 95% of 1RtransS and 1StransR (Ib) isomer pair or only a mixture of 1RcisC and 1ScisR (Ia) and the isomer pair (Ib) of the ratio (Ia):(Ib)=55:45-25:75 by asymmetric transformation of second order performed in the presence of an amine base and solvent from a starting cypermethrine isomer mixture which contains next to the isomer pair (Ib) cis and other trans isomers or the isomer pair Ia+Ib at an undesired ratio.

    摘要翻译: PCT No.PCT / HU90 / 00006 Sec。 371 1990年10月19日第 102(e)1990年10月19日PCT PCT 1990年1月17日PCT公布。 出版物WO90 / 08132 日本1990年7月26日。本发明涉及一种制备式(I)的氯氰菊酯的异构体混合物的方法,其中由1,3和α表示的碳原子代表手性碳原子 并且波浪线表示与环丙烷环有关的顺式或反式构型,其中含有理论上可能的氯氰菊酯的8-异构体至少95%的1RtransS和1StransR(Ib)异构体对,或仅包含1RcisC和1ScisR(Ia )和通过在胺碱和溶剂的存在下由起始氯氰菊酯异构体混合物进行的二级的不对称转化,比率(Ia):(Ib)= 55:45-25:75的异构体对(Ib)= 55:45-25: 异构体对(Ib)顺式和其他反式异构体或异构体对Ia + Ib处于不期望的比例。

    Primycin-containing colloidal basic gel
    64.
    发明授权
    Primycin-containing colloidal basic gel 失效
    含乳液的胶体基础凝胶

    公开(公告)号:US5064815A

    公开(公告)日:1991-11-12

    申请号:US500236

    申请日:1990-03-26

    摘要: This invention relates to a primycin-containing colloidal basic gel comprising 5-30% of primycin and 95-70% of N-methyl-pyrrolidone-2. The invention also relates to antibacterial compositions particularly for the treatment of acne vulgaris comprising as active ingredient 0.1-100% of a primycin-containing colloidal basic gel, if desired together with further antimicrobial active ingredients, in admixture with 99.9-0% of usual inert pharmaceutical filling, diluting and other formulating additives. The invention also relates to combination composition comprising as active ingredient 1-60% of a primycin-containing colloidal basic gel and 0.1-40% of further pharmaceutical active ingredient(s), e.g. one or more antibiotic(s), chemotherapeutical agent(s), fungistatic or fungicidal agent(s), steroidal or non-steroidal antiinflammatory agent (s), epithelogenic agent(s), local anaesthetic(s), and/or vitamin(s).

    摘要翻译: 本发明涉及含有5-30%的伯霉素和95-70%N-甲基 - 吡咯烷酮-2的含有伯霉素的胶体碱性凝胶。 本发明还涉及特别用于治疗寻常痤疮的抗菌组合物,其包含作为活性成分的含有含伯霉素的胶体碱性凝胶(如果需要的话)与其它抗微生物活性成分一起,与99.9-0%通常的惰性混合物 药物灌装,稀释等配方添加剂。 本发明还涉及组合组合物,其包含作为活性成分的含有含伯霉素的胶体碱性凝胶和0.1-40%的其它药物活性成分,例如, 一种或多种抗生素,化学治疗剂,抑菌剂或杀真菌剂,类固醇或非甾体抗炎剂,上皮代谢剂,局部麻醉剂和/或维生素( s)。

    Process for the preparation of quinoline carboxylic acids
    65.
    发明授权
    Process for the preparation of quinoline carboxylic acids 失效
    制备喹啉羧酸的方法

    公开(公告)号:US4981966A

    公开(公告)日:1991-01-01

    申请号:US295439

    申请日:1989-01-10

    CPC分类号: C07D215/56 C07F5/022 C07F5/04

    摘要: The invention relates to a new process for the preparation of compounds of the Formula I ##STR1## (wherein R stands for hydrogen or methyl) and pharmaceutically acceptable salts thereof which comprises reacting a compound of the Formula V ##STR2## (wherein R.sup.1 and R.sup.2 stand for an aliphatic acyloxy group comprising 2-6 carbon atoms and optionally substituted by halogen; or for an aromatic acyloxy group comprising 7-11 carbon atoms) with an amine of the Formula VI ##STR3## (wherein R has the same meaning as stated above) or a salt thereof and subjecting the compound of the Formula VII ##STR4## thus obtained (wherein R, R.sup.1 and R.sup.2 are as stated above) to hydrolysis after or without isolation and if desired converting the compound of the Formula I thus obtained into a salt thereof or setting free the same from its salt.The compounds of the Formula I are known antibacterial agents.The advantage of the process of the present invention is that it makes the desired compounds of the Formula I available in a simple manner, with high yields and in a short reaction time.

    摘要翻译: 本发明涉及制备式I化合物(I)(其中R代表氢或甲基)及其药学上可接受的盐的新方法,其包括使式V化合物(V )(其中R 1和R 2表示包含2-6个碳原子并且任选被卤素取代的脂族酰氧基或对于包含7-11个碳原子的芳族酰氧基)与式VI的胺VI, (其中R具有与上述相同的含义)或其盐,并且如此获得的式VII(VII)化合物(其中R,R 1和R 2如上所述)在分离之后或在不分离之前进行水解,以及 如果需要将由此获得的式I的化合物转化成其盐或使其与其盐相同。 式I的化合物是已知的抗菌剂。 本发明方法的优点在于使得所需的式I化合物可以简单的方式得到,产率高,反应时间短。

    Process for preparing primycin salts
    69.
    发明授权
    Process for preparing primycin salts 失效
    伯霉素盐的制备方法

    公开(公告)号:US4782141A

    公开(公告)日:1988-11-01

    申请号:US751624

    申请日:1985-07-02

    CPC分类号: C07H17/08

    摘要: This invention relates to salts of primycin formed with an organic acid--preferably a C.sub.1-16 aliphatic carboxylic acid, a halogenated carboxylic acid, an aliphatic dicarboxylic acid, an aromatic carboxylic acid, a substituted aromatic carboxylic acid or an organic sulfonic acid--or an inorganic acid--preferably a hydrohalogenic acid.There is furtheron provided a process for the preparation of new primycin salts which comprises reacting a suspension of primycin sulfate formed with an aliphatic alcohol containing 1-4 carbon atoms with a barium salt.The new primycin salts of the present invention possess excellent antibiotic properties.

    摘要翻译: 本发明涉及用有机酸 - 优选C 1-16脂族羧酸,卤代羧酸,脂族二羧酸,芳族羧酸,取代的芳族羧酸或有机磺酸形成的伯霉素的盐或 - 无机酸 - 优选氢卤酸。 还提供了制备新的伯霉素盐的方法,其包括使形成的伯霉素硫酸盐与含有1-4个碳原子的脂肪醇的悬浮液与钡盐反应。 本发明的新的伯霉素盐具有优异的抗生素特性。

    Process for the preparation of
6-demethyl-6-deoxy-6-methylene-5-oxytetracyclin and the
11A-chloro-derivative thereof
    70.
    发明授权
    Process for the preparation of 6-demethyl-6-deoxy-6-methylene-5-oxytetracyclin and the 11A-chloro-derivative thereof 失效
    6-脱甲基-6-脱氧-6-亚甲基-5-氧四环素及其11A-氯衍生物的制备方法

    公开(公告)号:US4659515A

    公开(公告)日:1987-04-21

    申请号:US646574

    申请日:1984-08-31

    摘要: The invention relates to a new and improved process for the preparation of 6-demethyl-6-deoxy-6-methylene-5-oxytetracycline and the 11a-chloro derivative thereof by dehydrating 11a-chloro-5-oxytetracycline-6,12-hemiketal, which comprises treating 11a-chloro-5-oxytetracycline-6,12-hemiketal or an acid salt thereof with a dehydrating mixture formed by the reaction of chloro sulfonic acid and formic acid and isolating the 11a-chloro-6-demethyl-6-deoxy-6-methylene-5-oxytetracycline and salt thus obtained and optionally dehalogenating the same by reaction with a reducing agent.The advantage of the process of the present invention is that it is simple, economical and suitable for industrial scale manufacture and provides a pure product of high quality by excellent yields.

    摘要翻译: 本发明涉及一种通过使11a-氯-5-氧四环素-6,12-半缩酮脱水制备6-脱甲基-6-脱氧-6-亚甲基-5-土霉素及其11a-氯衍生物的新方法和改进方法 其包括用与氯磺酸和甲酸的反应形成的脱水混合物处理11a-氯-5-土霉素-6,12-半缩酮或其酸盐,并将11a-氯-6-去甲基-6- 脱氧-6-亚甲基-5-土霉素和盐,并通过与还原剂反应任选地使其脱卤。 本发明方法的优点在于它简单,经济,适用于工业规模的制造,并通过优异的成品率提供高品质的纯净产品。