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    • 1. 发明申请
    • PROCESS FOR THE PREPARATION OF 4-BROMOMETHYL-[1,1'-BIPHENYL]-2'-CARBONITRILE
    • 制备4-溴甲基 - [1,1'-联苯] -2'-碳酮的方法
    • WO2011073703A2
    • 2011-06-23
    • PCT/HU2010/000141
    • 2010-12-13
    • SANOFI-AVENTISHUSZÁR, CsabaÁRVAI, GézaHEGEDŰS, Adrienn
    • HUSZÁR, CsabaÁRVAI, GézaHEGEDŰS, Adrienn
    • C07C253/30
    • C07C253/30C07D257/04C07C255/50
    • Process for the preparation of the compounds of the general formula (I) - where in the formula R represents cyano group, - COOR 1 or -CONR 2 R 3 group - where R 1 , R 2 and R 3 stand for identical or non-identical substituents chosen from the following atom or groups: hydrogen atom, straight or branched C 1-7 alkyl group, C 3-6 cycloalkyl group; or in one given case a tetrazolyl group substituted with a C 1-4 alkyl group or triphenylmethyl group - wherein a compound of the general formula (II) - where the meaning of R is as defined above - is reacted with one of the following reagent pairs as bromine sources: bromate with hydrogen sulfite, or bromate with pyrosulfite, or bromide with percarbonate, or bromide with perborate, in aqueous-organic binary systems, and optionally the resulting compound of the general formula (I) is isolated from the reaction mixture by a method known per se .
    • 用于制备通式(I)的化合物的方法,其中式R中的R代表氰基,-COOR1或-CONR2R3基团,其中R1,R2和R3代表相同或不相同的取代基,选自下列原子 或基团:氢原子,直链或支链C 1-7烷基,C 3-6环烷基; 或者在一个给定的情况下,被C 1-4烷基或三苯基甲基取代的四唑基 - 其中R的含义如上定义的通式(II)的化合物与下列试剂对之一反应 作为溴源:含有亚硫酸氢盐的溴酸盐,或具有焦亚硫酸盐的溴酸盐,或具有过碳酸盐或溴化物的溴化物,或过硼酸盐的溴化物,在水 - 有机二元系统中,任选地,所得到的通式(I)化合物通过 本身已知的方法。
    • 3. 发明申请
    • PROCESS FOR PREPARATION OF DRONEDARONE BY MESYLATION
    • 通过MESYLATION制备龙胆酮的方法
    • WO2012131408A1
    • 2012-10-04
    • PCT/HU2012/000019
    • 2012-03-27
    • SANOFIFRIESZ, AntalHUSZÁR, Csaba
    • FRIESZ, AntalHUSZÁR, Csaba
    • C07D307/81
    • C07D307/81
    • The invention relates to a novel process for preparation of N-[2-n-butyl-3-[4-[3-(di-n- butylamino)-propoxy]-benzoyl]-benzofuran÷5-yl]methanesulfonamide (I) and pharmaceutical acceptable salts thereof, where a salt of (5-amino-2-butyl-l- berizofuran-3-yl){4-[3-(di-n-butylamino)propoxy]phenyl}methanone of formula (II) - where A is a mono- or dibasic acid forming an acid addition salt with the compound of formula (II), n is 1 if A is dibasic acid and n is 1 or 2 if A is a monobasic acid - is reacted with a mesylating reagent in a heterogen reaction, if desired, in the presence of a phase transfer catalyst. The invention also relates to the novel salts of compound of formula (II), for the preparation thereof and their use in the preparation of dronedarone.
    • 本发明涉及制备N- [2-正丁基-3- [4- [3-(二正丁基氨基) - 丙氧基] - 苯甲酰基] - 苯并呋喃÷5 - 基]甲磺酰胺(I )和其药学上可接受的盐,其中式(II)的(5-氨基-2-丁基-1-苄基呋喃-3-基){4- [3-(二正丁基氨基)丙氧基]苯基}甲酮的盐 ) - 其中A是与式(II)化合物形成酸加成盐的一元酸或二元酸,如果A是二元酸,n是1,如果A是一元酸,则n是1或2,如果A是一元酸,则与 如果需要,在相转移催化剂的存在下,异相原子反应中的甲磺酰试剂。 本发明还涉及式(II)化合物的新型盐,用于制备它们及其在制备决奈达隆中的用途。