摘要:
NEW MATERIAL:A compound(salt) shown by the formula I [R 1 is H, or OH; R 2 is lower alkoxycarbonyloxy(lower)alkyl, or 1-propionyloxyethyl]. EXAMPLE: 7-[2-(2-Aminothiazol-4-yl)acetamido]-3-cephem-4-carboxylic acid 1-ethoxycarbonyloxyethyl ester. USE: An oral antibacterial agent for a wide range of bacteria including Gram- positive and Gram-negative bacteria. PROCESS: A 7-substituted-3-cephem-4-carboxylic acid (reactive derivative) shown by the formula I or its salt is reacted with a compound(reactive derivative) shown by the formula R 2 -OH usually in the presence of a base. COPYRIGHT: (C)1984,JPO&Japio
摘要:
NEW MATERIAL:A cephem compound shown by the formulaI(R 1 is optionally protected amino; R 2 is 4W8 membered saturated single ring containing one S; R 3 is optionally protected carboxy; R 4 is H, lower alkyl, etc.) and its pharmaceutically acceptable acid addition salt. EXAMPLE: 7-[2-(2-Aminothiozole-4-yl)-2-(3-thiethanyloxyimino)acetamide]-3-methyl- 3-cephem-4-carboxlic acid. USE: An antibacterial agent. Having high antibacterial activity against many bacteria including Gram-positive and Gram-negative bacteria. PROCESS: For example, a compond shown by the formula II is reacted with a compound shown by the formula I, to give a compound shown by the formulaI. The copound shown by the formula III, for example, can be obtained by reacting a comound shown by the fomula IV with a compound shown by the formula V. COPYRIGHT: (C)1982,JPO&Japio
摘要翻译:新材料:由式I表示的头孢烯化合物(R 1)是任选保护的氨基; R 2是含有一个S的4-8元饱和单环; R 3任选被保护的羧基; R 4是 H,低级烷基等)及其药学上可接受的酸加成盐。 实施例7-〔2-(2-氨基噻唑-4-基)-2-(3-硫代氧基亚氨基)乙酰胺〕-3-甲基-3-头孢烯-4-羧酸。 用途:抗菌剂。 对许多细菌具有高抗菌活性,包括革兰氏阳性菌和革兰氏阴性菌。 方法:例如,式II所示的化合物与式所示的化合物反应,得到式I所示的化合物。 例如式III所示的结构可以通过将由式IV表示的化合物与式V所示的化合物反应来获得。
摘要:
NEW MATERIAL:The imidazo-heterocyclic compound of formula I [R 1 is H, lower alkyl or halogen; R 2 is R 1 , or aminomethyl or piperazin-1-ylmethyl each of which may be substituted with lower alkyl; R 3 is benzothiazolinyl, benzoxazolinyl, etc.; Y is N cr CR 4 (R 4 is H, OH, lower alkyl, etc.)] and its salt. EXAMPLE: 5-[3-( 4-Methylpiperazin-1-ylmethyl )imidazo[1,2-a]pyridin-2-yl]-3-methyl- 2-benzothiazolinone. USE: Cardiotonic agent and antiulcer agent. PREPARATION: The compound of formula I a can be prepared by reacting the compound of formula II or its salt with the compound of formula III in a solvent such as water, methanol, THF, etc. in the presence of an alkali metal hydride, alkali metal carbonate, etc. COPYRIGHT: (C)1984,JPO&Japio
摘要翻译:新物质:式I的咪唑并杂环化合物[R 1]为H,低级烷基或卤素; R 2是R 1,或者可以被低级烷基取代的氨基甲基或哌嗪-1-基甲基; R 3是苯并噻唑啉基,苯并恶唑啉基等; Y是N cr CR 4(R 4是H,OH,低级烷基等)]及其盐。 实例:5- [3-(4-甲基哌嗪-1-基甲基)咪唑并[1,2-a]吡啶-2-基] -3-甲基-2-苯并噻唑啉酮。 用途:强心剂和抗溃疡剂。 制备:式Ⅰa化合物可以通过使式II化合物或其盐与式III化合物在溶剂如水,甲醇,THF等中在碱金属氢化物,碱 金属碳酸盐等
摘要:
NEW MATERIAL:A compound of formula I [R 1 is carboxy-(lower)-alkyl; R 2 is protected or unprotected carboxyl; R 3 is acyloxy-(lower)-alkyl, unsubstituted or substituted heterocyclic thio-(lower)-alkyl] and its salt. EXAMPLE: 7-[2-Carbomethoxyimino-2-( 1,2,4-thiadiazol-3-yl )acetamide]-3-(tetrazolo [1.5-b]pyridazin-6-yl)thiomethyl-3-cephem-4-carboxylic acid (syn-isomer). USE: Preventing and treating agent for microbism. PREPARATION: The reaction between a compound of formula II, its reactive derivative or salt and a compound of formula III, its reactive derivative or salt gives the objective compound. COPYRIGHT: (C)1984,JPO&Japio
摘要:
NEW MATERIAL:The compound (salt) of formula I {R 1 is group of formula III R 5 is H, halogen, OH, etc.; R 6 is OH, alkoxy, etc.), formula III (R 7 is amino, OH, etc.), or formula IV (R 8 is alkyl; R 9 is imino or oxo); R 2 is (substituted) aliphatic hydrocarbon group; R 3 is carboxyl; R 4 is acyloxymethyl [excluding (substituted) carbamoyloxymethyl], hydroxymethyl, etc., or R 3 and R 4 together form -COOCH 2 -}. EXAMPLE: 7-[ 2-Methoxylimino-2-( 3-hydroxyphenyl )acetamido ]-3-( 1-methyl-1H- tetrazol-5-yl)thiomethyl-3-cephem-4-carboxylic acid (syn-isomer). USE: An antibacterial agent. PROCESS: The compound of formula V or its reactive derivative is made to react with the substituted acetic acid conpound of formula VI or its reactive derivative or their salt. COPYRIGHT: (C)1984,JPO&Japio
摘要翻译:新物质:式I的化合物(盐)R 1是式III的基团R 5是H,卤素,OH等; R 6是OH,烷氧基等),式III(R 7是氨基,OH等)或式IV(R 8是烷基; R 9是亚氨基或氧代); R 2是(取代的)脂族烃基; R 3是羧基; R 4是酰氧基甲基[不包括(取代的)氨基甲酰氧基甲基],羟甲基等,或者R 3和R 4一起形成-COOCH 2 - }。 实施例7-〔2-甲氧基亚氨基-2-(3-羟基苯基)乙酰氨基〕-3-(1-甲基-1H-四唑-5-基)硫甲基-3-头孢烯-4-羧酸(顺式异构体)。 用途:抗菌剂。 方法:使式V化合物或其反应性衍生物与式VI的取代乙酸或其反应性衍生物或其盐反应。
摘要:
NEW MATERIAL:A cephem compound of formulaI(R 1 is arbitrarily protected primary amino group; R 2 is lower alkenyl, lower alkynyl, cycloalkyl; R 3 is H, carbamoyl, hydroxy-lower-alkyl) and its medically permissible salt. EXAMPLE: 7-[2-(2-Propynyloximino)-2-( 2-aminothiazol-4-yl )acetamide]-3-( 1-pyridiniomethyl)-3-cephem-4-carboxylate. (syn isomer). USE: Antibiotic: it is effective against gram-positive and-negative bacteria. PREPARATION: For example, the reaction of a compound of formula II with another compound of formula III affords the compound of formulaI. The reaction is effected in water or an organic solvent in the presence of a condensing agent. COPYRIGHT: (C)1982,JPO&Japio
摘要翻译:新材料:式I的头孢烯化合物(R 1是任意保护的伯氨基; R 2是低级链烯基,低级炔基,环烷基; R 3是H,氨基甲酰基,羟基 - 低级烷基)及其 医学上允许的盐。 实施例7-〔2-(2-丙炔肟基)-2-(2-氨基噻唑-4-基)乙酰胺〕-3-(1-吡啶基甲基)-3-头孢烯-4-羧酸酯。 (顺式异构体)。 用途:抗生素:对革兰氏阳性菌和阴性菌有效。 制备:例如,式II化合物与另一种式III化合物的反应得到式Ⅰ化合物。 该反应在缩合剂存在下在水或有机溶剂中进行。
摘要:
NEW MATERIAL:The compound of formula I [R 1 is H, amino or alkyl; R 2 is H, alkyl, alkoxy, halogen, OH or piperazin-1-yl; R 3 is H or alkyl; R 4 is pyridyl or group of formula II (R 5 is alkoxy, nitro, ureido, etc.; R 6 is H, NO 2 , amino, OH, alkoxy, etc.; R 7 is H or halogen); Y is N or CR 8 (R 8 is H, alkoxy, etc.); Z is N or group of formula III (R 9 is alkyl; J is acid residue)] and its salt. EXAMPLE: 3,7-Dimethyl-2-(4-methoxy-3-nitrophenyl)imidazo[1,2-a]-pyridine. USE: It has antitumor activity and antithrombotic activity, and is useful for the remedy of ulcer, thrombosis, etc. PREPARATION: The compound of formula I wherein Z is N or its salt can be prepared e.g. by reacting the compound of formula IV (X is eliminable group) or its salt with the compound of formula V or its salt. COPYRIGHT: (C)1986,JPO&Japio
摘要翻译:新材料:式I化合物[R 1]为H,氨基或烷基; R 2是H,烷基,烷氧基,卤素,OH或哌嗪-1-基; R 3是H或烷基; R 4是吡啶基或式II的基团(R 5是烷氧基,硝基,脲基等; R 6是H,NO 2,氨基,OH,烷氧基等; R 7是H 或卤素); Y是N或CR 8(R 8是H,烷氧基等); Z是N或式III的基团(R 9是烷基; J是酸残基)]及其盐。 实施例:3,7-二甲基-2-(4-甲氧基-3-硝基苯基)咪唑并[1,2-a] - 吡啶。 用途:具有抗肿瘤活性和抗血栓活性,可用于治疗溃疡,血栓形成等。制剂:其中Z为N或其盐的式I化合物可以制备如下: 通过使式IV化合物(X是可消除基团)或其盐与式V化合物或其盐反应。
摘要:
NEW MATERIAL:The compound of formula I [Ar is NO 2 , NH 2 , halogen, N-containing heterocyclic group, aryl substituted with group of formula II(R 4 WR 6 are H, NO 2 , alkyl, etc.; X is O or S; l is 0W6), etc., or heterocyclic group having one N and/or one S atoms; R 1 is carboxy, alkanoyl, CN, amino, carboxyamino, etc.; R 2 is H, aryl, or (substituted) alkyl; R 1 and R 2 may together with adjacent C form lactone ring; R 3 is alkyl, (halogen-substituted) aryl, etc.] and its salt. EXAMPLE: 6-Methyl-5-( 4-methylpiperazin-1-ylcarbonyl )-4-(3-nitrophenyl)-2-phenylpyrimidine. USE: Useful for the remedy of cerebrovascular diseases (e.g. cerebral hemorrhage, transient ischemic attack, etc.). PREPARATION: The compound of formula I or its salt can be prepared e.g. by oxidizing the compound of formula III or its salt with an oxidizing agent such as manganese dioxide, nickel peroxide, etc. COPYRIGHT: (C)1986,JPO&Japio
摘要翻译:新物质:式I化合物[Ar为NO 2,NH 2,卤素,含N杂环基,被式II取代的芳基(R 4 -R 6)为H,NO 2,烷基等; X为O或S; l为0-6)等,或具有一个N和/或一个S原子的杂环基; R 1是羧基,烷酰基,CN,氨基,羧基氨基等; R 2是H,芳基或(取代的)烷基; R 1和R 2可以与相邻的C形式的内酯环一起; R 3是烷基,(卤素取代的)芳基等]及其盐。 实施例:6-甲基-5-(4-甲基哌嗪-1-基羰基)-4-(3-硝基苯基)-2-苯基嘧啶。 用途:用于治疗脑血管疾病(如脑出血,短暂性脑缺血发作等)。 制备:式I化合物或其盐可以制备如 通过用氧化剂如二氧化锰,过氧化镍等氧化式Ⅲ化合物或其盐
摘要:
NEW MATERIAL:A compound shown by the formula I [R 1 is amino, acylamino; R 9 is group shown by the formula II (R 2 is organic group; X is CH, or N; Z is acid residue; Y is CH, or N, and n is 0, or Y is N + -R 2 and n is 1), or group shown by the formula -A-N + (R 10 ) 3 (R 10 is lower alkyl; A is lower alkylene)], or its salt. EXAMPLE: 7-[ 2-Ethoxyimino-2-( 5-amino-1,2,4-thiadiazol-3-yl )acetamido ]-3-[ 2-( 1- methyl-3-pyridinio)thiovinyl]-3-cephem-4-carboxylate(syn-isomer)(trans-isomer). USE: An antibacterial agent. PROCESS: A compound (reactive derivative) shown by the formula III, or salt is acylated to give a compound shown by the formula I wherein the group R 1 is acylamino. COPYRIGHT: (C)1984,JPO&Japio
摘要:
NEW MATERIAL:The pyrimidine derivative of formula I [Ar is nitro, haloalkyl, alkoxy, or substituted aryl of formula II (R -R are H or halogen; l is 0-6); R is esterified carboxy, alkanoyl, hydroxyalkyl, group of formula III (R and R are H or N-containing heterocyclic group, etc.), or group of formula IV (A is alkylene); R is H, alkyl or group of formula V (B is A); R is alkyl or aryl] and its salt. EXAMPLE:6-Methyl-5-(4-methylpiperazin-1-ylmethyl)-4-(3-nitroph-en-yl)- 2-phenyl pyrimidine. USE:Remedy for cerebrovascular disease such as cerebral apoplexy. PREPARATION:The compound of formula VIII which is one of the compound of formula I can be prepared e.g. by reacting the compound of formula VI or its salt with the compound of formula VII or its salt.
摘要翻译:新物质:式I的嘧啶衍生物[Ar为硝基,卤代烷基,烷氧基或式II的取代芳基(R 4 -R 6)为H或卤素; l为0-6); R 1是酯化的羧基,烷酰基,羟基烷基,式III的基团(R 7和R 8是H或含N的杂环基等)或式IV的基团(A是亚烷基); R 2是H,烷基或式V的基团(B是A); R 3是烷基或芳基]及其盐。 实施例:6-甲基-5-(4-甲基哌嗪-1-基甲基)-4-(3-硝基 - 烯基)-2-苯基嘧啶。 用途:弥补脑血管疾病如脑中风。 制备:作为式I化合物之一的式VIII化合物可例如制备。 通过式VI化合物或其盐与式VII化合物或其盐反应。