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    • 2. 发明申请
    • METHOD FOR PREFERENTIAL PRODUCTION OF GEOMETRIC ISOMERS AND ISOLATION METHOD
    • 优选生产几何异构体和分离方法的方法
    • WO2007100161A1
    • 2007-09-07
    • PCT/JP2007/054623
    • 2007-03-02
    • NISSAN CHEMICAL INDUSTRIES, LTD.KUSUOKA, YoshiyukiSUZUKI, HideakiTANAKA, Norio
    • KUSUOKA, YoshiyukiSUZUKI, HideakiTANAKA, Norio
    • C07D277/32A01N43/78
    • A01N43/78C07D277/32
    • A method for the preferential production of the Z form of a compound represented by the formula (5) [in the formula (5), Q, A and B have the same meanings as stated below], by reacting an acrylonitrile compound represented by the formula (1) [in the formula (1), Q represents unsubstituted or substituted phenyl or heterocyclyl, in particular 4-thiazolyl, 1- or 3-pyrazolyl, 1,3-oxazolyl-4-yl, phenyl, pyridyl or the like, A represents pyrazolyl, thiazolyl or the like, and B represents alkylcarbonyl or the like] with a compound represented by formula (3) [in the formula (3), B represents alkylcarbonyl or the like] or a compound represented by the formula (4) [in the formula (4), B has the same meaning as aforesaid], in the presence of a compound represented by the formula (2) [in the formula (2) R represents H, dimetylamino and the like], and a method for the isolation of geometric isomers, wherein, by dissolving or suspending a geometric isomer mixture of an acrylonitrile compound represented by the formula (5) in an alcohol or a solvent containing an alcohol, the E form is preferentially decomposed and the Z form is isolated, and wherein the decomposition product can be simply recovered by normal operations and reutilized.
    • 优选制备由式(5)[式(5)中Q,A和B表示的化合物的Z形式的Z形式的方法具有如下所述的相同含义],通过使由 式(1)[式(1)中,Q表示未取代或取代的苯基或杂环基,特别是4-噻唑基,1-或3-吡唑基,1,3-恶唑基-4-基,苯基,吡啶基等 与式(3)表示的化合物[式(3)中,B表示烷基羰基等]或式(I)表示的化合物,A表示吡唑基,噻唑基等,B表示烷基羰基等] 4)[式(4)中,B具有与上述相同的含义],在式(2)表示的化合物[式(2)中R表示H,二甲基氨基等]的存在下, 分离几何异构体的方法,其中通过溶解或悬浮丙烯腈化合物代表的几何异构体混合物 通过式(5)在醇或含有醇的溶剂中,E型优先分解,Z形分离,其中分解产物可以通过正常操作简单回收并重新利用。
    • 4. 发明申请
    • MELAMINE POLYMETAPHOSPHATE AND PROCESS FOR ITS PRODUCTION
    • 聚甲基丙烯酸甲酯及其生产工艺
    • WO1997044377A1
    • 1997-11-27
    • PCT/JP1997001712
    • 1997-05-21
    • NISSAN CHEMICAL INDUSTRIES, LTD.SUZUKI, KeitaroSHISHIDO, KoujiSHINDO, Masuo
    • NISSAN CHEMICAL INDUSTRIES, LTD.
    • C08G79/02
    • C08K5/34928C08G79/02C08K5/529
    • A melamine polymetaphosphate having a solubility of from 0.01 to 0.10 g/100 ml in water at 25 DEG C, a pH of from 2.5 to 4.5 in the form of a 10 wt.% aqueous slurry at 25 DEG C and a melamine content of from 1.0 to 1.1 mol per mol of phosphorus atom. A process for producing such a melamine polymetaphosphate, which comprises the following steps (a) and (b): (a) a step of mixing melamine, urea and an aqueous orthophosphoric acid solution containing at least 40 wt.% of orthophosphoric acid, in such a ratio that melamine is from 1.0 to 1.5 mol per mol of orthophosphoric acid and urea is from 0.1 to 1.5 mol per mol of orthophosphoric acid, at a temperature of from 0 to 140 DEG C, to form a reaction mixture, and stirring the reaction mixture at a temperature of from 0 to 140 DEG C, while removing water, to obtain a powdery product of a double salt of orthophosphoric acid with melamine and urea; and (b) a step of calcining the powdery product obtained in step (a) at a temperature of from 240 to 340 DEG C for from 0.1 to 30 hours, while preventing agglomeration, to obtain a melamine polymetaphosphate.
    • 在25℃下在水中溶解度为0.01至0.10g / 100ml,pH为2.5至4.5,在25℃下为10重量%含水浆料形式的三聚氰胺聚偏磷酸钠,三聚氰胺含量为 每摩尔磷原子为1.0-1.1摩尔。 一种制备这种三聚氰胺聚偏磷酸盐的方法,其包括以下步骤(a)和(b):(a)将含有至少40重量%正磷酸的三聚氰胺,尿素和正磷酸水溶液混合在 三聚氰胺的摩尔比为每摩尔正磷酸为1.0〜1.5摩尔,尿素为0.1〜1.5摩尔/升正磷酸,温度为0〜140℃,形成反应混合物,搅拌 反应混合物在0-140℃的温度下,同时除去水,得到正磷酸的双重盐与三聚氰胺和尿素的粉末状产物; 和(b)在240〜340℃的温度下煅烧步骤(a)中得到的粉末状产物0.1〜30小时,同时防止团聚,得到三聚氰胺聚偏磷酸酯的工序。
    • 8. 发明申请
    • THERAPEUTIC AGENT FOR CARDIAC FAILURE
    • 治疗失败的治疗剂
    • WO1997023209A1
    • 1997-07-03
    • PCT/JP1996003761
    • 1996-12-24
    • NISSAN CHEMICAL INDUSTRIES, LTD.TANIKAWA, KeizoOHRAI, KazuhikoSATO, MasayukiYAMASHITA, Toru
    • NISSAN CHEMICAL INDUSTRIES, LTD.
    • A61K31/35
    • C07D311/68A61K31/353A61K31/397A61K31/4025A61K31/453A61K31/55
    • A therapeutic agent for cardiac failure comprising as the active ingredient either a benzopyran derivative represented by general formula (I) or a pharmacologically acceptable salt thereof, wherein R and R each independently represent hydrogen, halogeno, nitro, cyano, amino, C1-6 alkylcarbonylamino, etc.; R and R each independently represents hydrogen, C1-6 alkyl, or phenyl, or R and R are bonded together to form C3-6 cycloalkyl in cooperation with the carbon atom bonded thereto; R represents hydroxy, C1-6 alkoxy, or C1-6 alkylcarbonyloxy, or R is bonded to R to form a bond; R represents hydrogen, or R is bonded to R to form a bond; and R and R each independently represent hydrogen or C1-6 alkyl, or R and R are bonded together to form pyrrolidinyl, imidazolidinyl, pyrazolidinyl, piperidyl, piperazinyl, etc. in cooperation with the nitrogen atom bonded thereto, or R and R are bonded together to form, in cooperation with the nitrogen atom bonded thereto, pyrrole ring optionally substituted with R (where R has the same meaning as R ).
    • 一种用于心力衰竭的治疗剂,其包含作为活性成分的通式(I)表示的苯并吡喃衍生物或其药理学上可接受的盐,其中R 1和R 2各自独立地表示氢,卤素,硝基,氰基, 氨基,C 1-6烷基羰基氨基等; R 3和R 4各自独立地表示氢,C 1-6烷基或苯基,或者R 3和R 4与键合的碳原子一起形成C 3-6环烷基; R 5表示羟基,C 1-6烷氧基或C 1-6烷基羰基氧基,或R 5与R 6结合形成键; R 6表示氢,或R 6与R 5键合形成键; R 7和R 8各自独立地表示氢或C 1-6烷基,或者R 7和R 8结合在一起形成吡咯烷基,咪唑烷基,吡唑烷基,哌啶基,哌嗪基等,与 与其键合的氮原子或R 7和R 8键合在一起,以与其键合的氮原子一起形成任选被R 9取代的吡咯环(其中R 9具有相同的含义 作为R 1)。
    • 9. 发明申请
    • PYRAZOLONE DERIVATIVES
    • 吡唑啉酮衍生物
    • WO1997013757A1
    • 1997-04-17
    • PCT/JP1996002944
    • 1996-10-11
    • NISSAN CHEMICAL INDUSTRIES, LTD.TANIKAWA, KeizoMATSUMOTO, TakashiNAKAMURA, MasumiASADA, YasunoriSHUDO, Norimasa
    • NISSAN CHEMICAL INDUSTRIES, LTD.
    • C07D231/22
    • C07D231/12C07D231/14C07D231/20C07D231/22C07D401/04C07D401/06C07D401/14C07D403/04
    • Pyrazolone derivatives represented by general formula (I) or salts thereof which have antiplatelet aggregation effects and thus are useful as a preventive or remedy for various thrombotic diseases. In said formula (I) X and X represents (a), wherein A represents cyano, cyano(C1-4 alkyl), amino, amino-(C1-4 alkyl), amidino, guanidino, etc.; and R and R independently represents each hydrogen, halogeno, C1-6 alkyl, etc.; another of X and X represents C1-6 alkyl, C3-6 alkenyl, aryl(C1-4 alkyl) or aryl; one of Y and Y represents (b), wherein Q represents oxygen or sulfur; Z represents oxygen, -NR - or -CHR -; Z represents cyclic C3-7 alkylene, C1-3 alkylene, -CH2CO-, -CH2CH2CO-, etc.; Z represents oxygen, sulfur, sulfinyl, sulfonyl, etc.; Z represents C1-3 alkylene, etc.; and Z represents carboxyl, etc.; and another of Y and Y represents D-E-, wherein E represents a bond, C1-4 alkylene, phenylene, etc.; and D represents hydrogen, C1-6 alkyl, etc.
    • 具有抗血小板聚集效应的由通式(I)表示的吡唑啉酮衍生物或其盐,因此可用作各种血栓形成疾病的预防或治疗。 在所述式(I)中,X 1和X 2代表(a),其中A表示氰基,氰基(C 1-4烷基),氨基,氨基 - (C 1-4烷基),脒基,胍基等 ; R 1和R 2各自独立地表示氢,卤代C 1-6烷基等; X 1和X 2中的另一个表示C 1-6烷基,C 3-6烯基,芳基(C 1-4烷基)或芳基; Y 1和Y 2中的一个表示(b),其中Q表示氧或硫; Z 1表示氧,-NR 7 - 或-CHR 7 - ; Z 2表示环状C 3-7亚烷基,C 1-3亚烷基,-CH 2 CO-,-CH 2 CH 2 CO-等; Z 3表示氧,硫,亚磺酰基,磺酰基等; Z 4表示C 1-3亚烷基等。 Z 5表示羧基等。 Y 1和Y 2中的另一个表示D-E-,其中E表示键,C 1-4亚烷基,亚苯基等; D表示氢,C 1-6烷基等。