INTERMEDIATES IN CEPHALOSPORIN PRODUCTION
    53.
    发明申请
    INTERMEDIATES IN CEPHALOSPORIN PRODUCTION 审中-公开
    CEPHALOSPORIN生产中的中间体

    公开(公告)号:WO02020532A1

    公开(公告)日:2002-03-14

    申请号:PCT/EP2001/010447

    申请日:2001-09-10

    CPC classification number: C07D501/00

    Abstract: Cefuroxime in the form of a salt with n-butylamine; and its use for the production of cefuroxime axetil or for the production of the sodium salt of cefuroxime.

    Abstract translation: 与正丁胺盐形式的头孢呋辛; 其用于生产头孢呋辛酯或用于生产头孢呋辛钠的钠盐。

    A PROCESS FOR THE PREPARATION OF HIGHLY CRYSTALLINE SODIUM CEFOPERAZONE
    54.
    发明申请
    A PROCESS FOR THE PREPARATION OF HIGHLY CRYSTALLINE SODIUM CEFOPERAZONE 审中-公开
    一种制备高结晶钠盐的方法

    公开(公告)号:WO01079210A3

    公开(公告)日:2002-02-21

    申请号:PCT/EP2001/004074

    申请日:2001-04-10

    CPC classification number: C07D501/00

    Abstract: Highly crystalline, highly filterable sodium Cefoperazone in the form of needle crystal aggregates, obtainable by a process comprising the controlled addition of acetone to a solution of water/acetone/alcohols/sodium Cefoperazone at 20 SIMILAR 40 DEG C.

    Abstract translation: 高结晶,高度可过滤的头孢哌酮钠,呈针状晶体聚集体形式,可通过包括将丙酮控制加入到20至40℃的水/丙酮/醇/头孢哌酮钠溶液中的方法获得。

    PROCESS FOR THE PREPARATION OF A beta -LACTAM ANTIBIOTIC
    55.
    发明申请
    PROCESS FOR THE PREPARATION OF A beta -LACTAM ANTIBIOTIC 审中-公开
    制备β-LACTAM抗生素的方法

    公开(公告)号:WO01030783A1

    公开(公告)日:2001-05-03

    申请号:PCT/NL2000/000636

    申请日:2000-09-08

    CPC classification number: C07D499/00 C07D501/00

    Abstract: Process for the preparation of a beta -lactam antibiotic by acylation of a beta -lactam nucleus with the aid of an acylating agent, use being made of a complexing agent, and the acylating agent containing L-isomer and an aldehyde being added during the preparation. This process makes it possible to use a racemic mixture as acylating agent in the preparation of a beta -lactam antibiotic.

    Abstract translation: 借助于酰化剂,通过使用络合剂制备β-内酰胺抗原细胞制备β-内酰胺抗体的方法,并且在制备过程中加入含有L-异构体和醛的酰化剂 。 该方法可以使用外消旋混合物作为制备β-内酰胺抗生素的酰化剂。

    PROCESS FOR PREPARING CRYSTALLINE CEFADROXIL HEMIHYDRATE FROM CEFADROXIL DIMETHYLFORMAMIDE SOLVATE
    56.
    发明申请
    PROCESS FOR PREPARING CRYSTALLINE CEFADROXIL HEMIHYDRATE FROM CEFADROXIL DIMETHYLFORMAMIDE SOLVATE 审中-公开
    氯化二甲酰胺溶剂制备结晶氯化铝的方法

    公开(公告)号:WO01004126A1

    公开(公告)日:2001-01-18

    申请号:PCT/IB2000/000872

    申请日:2000-06-28

    CPC classification number: C07D501/00

    Abstract: A method for preparing crystalline cefadroxil hemihydrate from cefadroxil dimethyl formamide solvate using a mixture of a lower alkanol and water.

    Abstract translation: 使用低级链烷醇和水的混合物从头孢羟氨苄二甲基甲酰胺溶剂化物制备结晶头孢羟氨苄半水合物的方法。

    CRYSTALLINE BETA-LACTAM INTERMEDIATE
    57.
    发明申请
    CRYSTALLINE BETA-LACTAM INTERMEDIATE 审中-公开
    晶体结构中间体

    公开(公告)号:WO00066594A1

    公开(公告)日:2000-11-09

    申请号:PCT/EP2000/003941

    申请日:2000-05-03

    CPC classification number: C07D501/00

    Abstract: Crystalline 7-[2-(2-formylaminothiazol-4-yl)- 2-(Z)-(methoxyimino)acetamido]- 3-methoxy-methyl-3- cephem-4-carboxylic acid- 1-(isopropoxycarbonyloxy)ethyl ester and its use.

    Abstract translation: 3- [2-(2-甲酰基氨基噻唑-4-基)-2-(Z) - (甲氧基亚氨基)乙酰氨基] -3-甲氧基 - 甲基-3-头孢烯-4-羧酸-1-(异丙氧羰基氧基)乙酯 及其用途。

    CEPHEM COMPOUNDS
    59.
    发明申请
    CEPHEM COMPOUNDS 审中-公开
    CEPHEM化合物

    公开(公告)号:WO99067256A1

    公开(公告)日:1999-12-29

    申请号:PCT/JP1999/003367

    申请日:1999-06-24

    CPC classification number: A61K31/546 C07D501/00

    Abstract: Cephem derivatives represented by general formula (I) and pharmaceutically acceptable salts thereof wherein (a) is a benzene ring, a pyridine ring, a pyrazine ring or a five-membered aromatic heterocycle (containing one oxygen or sulfur atom as the cycle-constituting atom); X and Y are each hydrogen, or alternatively CXY is C=N-OH; R1 is phenyl, thienyl or thiazolyl (which may be substituted with amino or halogeno); and R2, R3 and R4 are each hydrogen, halogeno, hydroxy C1-C6 alkyl, isothiuronium C1-C6 alkyl, amino C1-C6 alkyl or amino C1-C6 alkyl thio methyl, with the proviso that when (a) is a five-membered aromatic hetercycle, R4 is absent.

    Abstract translation: 由通式(I)表示的头孢烯衍生物及其药学上可接受的盐,其中(a)是苯环,吡啶环,吡嗪环或五元芳族杂环(含有一个氧或硫原子作为循环构成原子 ); X和Y各自为氢,或者CXY为C = N-OH; R 1是苯基,噻吩基或噻唑基(其可以被氨基或卤代基取代); 并且R 2,R 3和R 4各自为氢,卤代,羟基C 1 -C 6烷基,异硫脲C 1 -C 6烷基,氨基C 1 -C 6烷基或氨基C 1 -C 6烷基硫代甲基,条件是当(a) R 4不存在。

    PREPARATION OF beta -LACTAM ANTIBIOTICS IN THE PRESENCE OF UREA OR AMIDE
    60.
    发明申请
    PREPARATION OF beta -LACTAM ANTIBIOTICS IN THE PRESENCE OF UREA OR AMIDE 审中-公开
    在尿素或其他药物存在下制备β-LACTAM抗生素

    公开(公告)号:WO99055709A1

    公开(公告)日:1999-11-04

    申请号:PCT/NL1999/000247

    申请日:1999-04-27

    CPC classification number: C07D501/00 C07D499/00

    Abstract: A process to prepare a crystalline beta -lactam compound by the addition of a base to an acidic solution of a beta -lactam compound obtained by the addition of an acid to a solution or suspension of a beta -lactam compound obtained by (a) an acylation reaction of 6-amino-penicillanic acid, 7-amino-cephalosporanic acid, 7-amino-3'-desacetoxycephalosporanic acid or 3-chloro-7-aminodesacetoxydesmethylcephalosporanic acid or derivatives thereof with a mixed-anhydride of the Dane salt of any one of the compound comprising D-phenyl-glycine, D-p-hydroxyphenyl-glycine, D-2(1,4-cyclohexadien-1-yl)glycine or (2-aminothiazol-4-yl)-(2-methoxy-imino-acetic acid) in one or more organic solvents, or (b) dissolving or suspending a crude beta -lactam compound in a solution comprising water and/or one or more organic solvents, wherein, to the solution or suspension of a beta -lactam compound, urea or derivatives thereof and/or amide or derivatives thereof are added.

    Abstract translation: 通过向通过(a)得到的β-内酰胺化合物的溶液或悬浮液中加入通过将酸加成获得的β-内酰胺化合物的酸性溶液中加入碱来制备结晶β-内酰胺化合物的方法 6-氨基 - 青霉烷酸,7-氨基 - 头孢烷酸,7-氨基-3'-脱乙酰氧基头孢烷酸或3-氯-7-氨基脱乙酸基甲基头孢烷酸或其衍生物与任何一种的丹烷盐的混合酐的酰化反应 包括D-苯基 - 甘氨酸,Dp-羟基苯基 - 甘氨酸,D-2(1,4-环己二烯-1-基)甘氨酸或(2-氨基噻唑-4-基) - (2-甲氧基 - 亚氨基 - 乙酸 酸),或(b)将粗制β-内酰胺化合物溶解或悬浮在包含水和/或一种或多种有机溶剂的溶液中,其中向β-内酰胺化合物的溶液或悬浮液中, 加入脲或其衍生物和/或其酰胺或其衍生物。

Patent Agency Ranking