专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US5095032A Parasiticidal new substituted thienopyranones 失效
标题翻译： PARASITICIDAL新取代的三烯衍生物
公开(公告)号：US5095032A
公开(公告)日：1992-03-10
申请号：US555553
申请日：1990-07-19
申请人： Heinz-Jurgen Bertram , Nikolaus Muller , Achim Harder
发明人： Heinz-Jurgen Bertram , Nikolaus Muller , Achim Harder
IPC分类号： A01N43/16 , A61K31/38 , A61P33/00 , A61P33/10 , C07D495/04
CPC分类号： C07D495/04
摘要： Parasiticidal new substituted thienopyranones of the formula ##STR1## in which X represents O or S,R.sup.1 and R.sup.2 independently of one another represent hydrogen, halogen, CN, NO.sub.2, alkyl, aralkyl, aryl, alkylcarbonyl or alkoxycarbonyl, or, together with the adjacent C atoms, form a carbocyclic ring which is optionally interrupted by heteroatoms,R.sup.3 represents optionally substituted alkyl or phenyl,R.sup.4 represents hydrogen or alkyl,R.sup.3 and R.sup.4, together with the adjacent nitrogen atom, represent a heterocyclic 5- or 6-membered ring.Some of the intermediates for making them are also new.
摘要翻译：其中X表示O或S，R1和R2彼此独立地表示式XI的间隔性新取代的噻吩吡喃酮代表氢，卤素，CN，NO 2，烷基，芳烷基，芳基，烷基羰基或烷氧基羰基，或与相邻的C原子形成任选被杂原子中断的碳环，R 3表示任选取代的烷基或苯基，R 4表示氢或烷基，R 3和R 4与相邻的氮原子一起代表杂环的5-或6-元环。一些制造它们的中间体也是新的。

2. 发明授权

US5236939A Substituted 1,3,4-oxa(thia)diazolinones process for their preparation and their use of combating endoparasites 失效
标题翻译：取代1,3,4-氧杂（噻吩）二唑啉酮的制备方法及其对抗内寄生虫
公开(公告)号：US5236939A
公开(公告)日：1993-08-17
申请号：US778023
申请日：1991-10-17
申请人： Gerhard Bonse , Nikolaus Muller , Achim Harder
发明人： Gerhard Bonse , Nikolaus Muller , Achim Harder
IPC分类号： A01N43/824 , C07D271/10 , C07D271/113 , C07D285/12 , C07D285/125 , C07D285/13
CPC分类号： C07D271/113 , C07D285/125 , C07D285/13
摘要： Substituted 1,3,4 -oxa- diazolinones of the formula (I) ##STR1## in which X represents O andY represents O or S,are disclosed as useful to combat endoparasites.
摘要翻译：公开了其中X代表O且Y代表O或S的式（I）的取代的1,3,4-恶二唑啉酮用于对抗内寄生虫。

3. 发明授权

US5093343A Substituted 1,3,4-oxa (thia) diazolinones process for their preparation and their use of combating endoparasites 失效
公开(公告)号：US5093343A
公开(公告)日：1992-03-03
申请号：US577970
申请日：1990-09-05
申请人： Gerhard Bonse , Nikolaus Muller , Achim Harder
发明人： Gerhard Bonse , Nikolaus Muller , Achim Harder
IPC分类号： A01N43/824 , A61K31/41 , A61K31/4245 , A61K31/433 , A61P33/10 , C07D271/10 , C07D271/113 , C07D285/12 , C07D285/125 , C07D285/13
CPC分类号： C07D271/113 , C07D285/125 , C07D285/13
摘要： Substituted 1,3,4-oxa- and thiadiazolinones of the formula (I) ##STR1## in which R.sup.1 represents hydrogen, alkyl, alkoxy, alkylthio, halogen, halogenoalkyl, halogenoalkoxy or halogenoalkylthio,R.sup.2 represents one or more identical or different radicals from among hydrogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogenoalkylthio, alkylenedioxy, halogenoalkylenedioxy, halogen, CN, NO.sub.2, NH.sub.2, alkylamino, dialkylamino, alkylcarbonyl, carbalkoxy, alkylsulphonyl, arylsulphonyl, sulphamoyl, alkylsulphamoyl, dialkylsulphamoyl, aryl, aryloxy or arylthio, which, in turn, can be sutstituted,R.sup.3 represents one or more identical or different radicals from among hydrogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogenoalkylthio, alkylenedioxy, halogenoalkylenedioxy, halogen, CN, NO.sub.2, alkylcarbonyl, carbalkoxy, alkylsulphonyl, arylsulphonyl, sulphamoyl, alkylsulphamoyl, dialkylsulphamoyl, aryl, aryloxy or arylthio, which, in turn, can be substituted,X represents O or S, andY represents O or S,with the exception of the compounds 5-phenoxy-3-(3,4-dichlorophenyl)-1,3,4-oxadiazol-2(3H)-one, and 5-phenoxy-3-(3-chloro-4-fluorophenyl)-1,3,4-oxadiazol-2-(3H)-one are disclosed as useful to combat endoparasites. Compositions containing these compounds and process for preparing them are also disclosed.The present invention relates to new substituted 1,3,4-oxa(thia)diazolinones, process for their preparation, and their use for combating endoparasites.Substituted 2-alkoxy-1,3,4-oxathiazolinones and their use against endoparasites are already known, but their actions are not always satisfactory (DE-OS (German Published Specification) 2,604,110). Previously described compounds are furthermore 2-aryloxy-1,3,4-oxadiazolinones (Pilgram, J. Heterocyclic Chem. 39, 823 (1982)); however, nothing is known about their use for combating endoparasites.The present invention relates to substituted 1,3,4-oxa-and thiadiazolinones of the formula (I) ##STR2## in which R.sup.1 represents hydrogen, alkyl, alkoxy, alkylthio, halogen, halogenoalkyl, halogenoalkoxy or halogeno-alkylthio,R.sup.2 represents one or more identical or different radicals from amongst hydrogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogeno-alkylthio, alkylenedioxy, halogenoalkylenedioxy, halogen, CN, NO.sub.2, NH.sub.2, alkylamino, dialkylamino, alkylcarbonyl, carbalkoxy, alkylsulphonyl, arylsulphonyl, sulphamoyl, alkylsulphamoyl, dialkyl-sulphamoyl, aryl, aryloxy or arylthio, which, in turn, can be substituted,R.sup.3 represents one or more identical or different radicals from amongst hydrogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogeno-alkylthio, alkylenedioxy, halogenoalkylenedioxy, halogen, CN, NO.sub.2, alkylcarbonyl, carbalkoxy, alkyl-sulphonyl, arylsulphonyl, sulphamoyl, alkyl-sulphamoyl, dialkylsulphamoyl, aryl, aryloxy or arylthio, which, in turn, can be substituted,X represents 0 or S, andY represents 0 or S,with the exception of the compounds 5-phenoxy-3-(3,4-dichlorophenyl)-1,3,4-oxadiazol-2(3H)-one and 5-phenoxy-(3-chloro-4-fluorophenyl)-1,3,4-oxadiazol-2-(3H)-one.The invention also relates to a process for the preparation of the new substituted 1,3,4-oxa- and thiadiazolinones of the formula ##STR3## in which R.sup.1 represents hydrogen, alkyl, alkoxy, alkylthio, halogen, halogenoalkyl, halogenoalkoxy or halogeno-alkylthio,R.sup.2 represents one or more identical or different radicals from amongst hydrogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogeno-alkylthio, alkylenedioxy, halogenoalkylenedioxy, halogen, CN, NO.sub.2, NH.sub.2, alkylamino, dialkylamino, alkylcarbonyl, carbalkoxy, alkylsulphonyl, aryl-sulphonyl, sulphamoyl, alkylsulphamoyl, dialkyl-sulphamoyl, aryl, aryloxy or arylthio, which, in turn, can be substituted,R.sup.3 represents one or more identical or different radicals from amongst hydrogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogeno-alkylthio, alkylenedioxy, halogenoalkylenedioxy, halogen, CN, NO.sub.2, alkylcarbonyl, carbalkoxy, alkyl-sulphonyl, arylsulphonyl, sulphamoyl, alkyl-sulphamoyl, dialkylsulphamoyl, aryl, aryloxy or arylthio, which, in turn, can be substituted,X represents O or S, andY represents O or S,with the exception of the compounds 5-phenoxy-3-(3,4-dichlorophenyl)-1,3,4-oxadiazol-2(3H)-one and 5-phenoxy-3-(3-chloro-4-fluorophenyl)-1,3,4-oxadiazol-2-(3H)-one, characterized in that compounds of the formula (II) ##STR4## in which X, Y, R.sup.1, R.sup.2 and R.sup.3 have the abovementioned meaning, are reacted with carbonylation reagents such as phosgene, phosgene or triphosgene, and the compounds obtained in this process, of the formula III ##STR5## in which X, Y, R.sup.1, R.sup.2 and R.sup.3 have the abovementioned meaning, are cyclized in the presence of bases.

4. 发明授权

US5118680A Combating endoparasites with 3-hydroxybenzothiophenes 失效
标题翻译：与3-羟基苯并噻吩组合内给药
公开(公告)号：US5118680A
公开(公告)日：1992-06-02
申请号：US721901
申请日：1991-06-20
申请人： Nikolaus Muller , Werner Hallenbach , Achim Harder , Werner Lindner
发明人： Nikolaus Muller , Werner Hallenbach , Achim Harder , Werner Lindner
IPC分类号： C07D333/64 , A61K31/38 , A61K31/381 , A61K31/435 , A61P33/00 , A61P33/10 , C07C323/62 , C07C323/65 , C07C323/67 , C07D333/70 , C07D409/06 , C07D413/06 , C07D495/04
CPC分类号： C07D495/04 , C07C323/62 , C07D333/70
摘要： A method of combating endoparasites in humans and animals which comprises administering to such humans and animals an endoparasiticidally effective amount of a 3-hydroxybenzothiophene of the formula ##STR1## in which X represents .dbd.CH-- or .dbd.N--,Y represents .dbd.O or .dbd.NH,R.sup.1 represents one or more identical or different radicals from the group consisting of hydrogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogenoalkylthio, alkylenedioxy, halogenoalkylenedioxy, halogen, CN, NO.sub.2, NH.sub.2, alkylamino, dialkylamino, alkylcarbonyl, carbalkoxy, alkylsulphonyl, arylsulphonyl, sulphamoyl, alkylsulphamoyl, dialkylsulphamoyl, aryl, aryloxy and arylthio, which, in turn, may again be substituted,R.sup.2 represents optionally substituted alkoxy, cycloalkoxy or the radical --NR.sup.3 R.sup.4,R.sup.3 represents hydrogen or alkyl,R.sup.4 represents an alkyl or carbocyclic or heterocyclic armoatic radical or the radical --COOR.sup.5,R.sup.3 and R.sup.4, together with the adjacent nitrogen atom, represent a 5- or 6-membered heterocycle which may contain O or N as further heteroatoms and is optionally substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -hydroxyalkyl, C.sub.1 -C.sub.4 -halogenoalkyl or C.sub.1 -C.sub.4 -alkoxyalkylR.sup.5 represents alkyl, cycloalkyl, aralkyl or aryl, which, in turn, may again be substituted or optionally substituted aryl.Many of the compounds are new, as well as their own intermediates.
摘要翻译：一种对抗人和动物内寄生虫的方法，其包括向所述人和动物施用内寄生有效量的式（I）的3-羟基苯并噻吩，其中X表示= CH-或= N-，Y表示= O或= NH，R 1表示与氢，烷基，烷氧基，烷硫基，卤代烷基，卤代烷氧基，卤代烷硫基，亚烷基二氧基，卤代亚烷基二氧基，卤素，CN，NO 2，NH 2，烷基氨基，二烷基氨基，烷基羰基中的一个或多个相同或不同的基团，烷基磺酰基，芳基磺酰基，氨磺酰基，烷基氨磺酰基，二烷基氨磺酰基，芳基，芳氧基和芳硫基，其又可以被取代，R 2表示任选取代的烷氧基，环烷氧基或基-NR 3 R 4，R 3表示氢或烷基，R 4表示烷基或碳环或杂环杂环基团或基团-COOR 5，R 3和R 4与相邻的氮原子一起代表5-或6-元杂环可以含有O或N作为其它杂原子并且任选被C 1 -C 4 - 烷基，C 1 -C 4 - 羟基烷基，C 1 -C 4 - 卤代烷基或C 1 -C 4 - 烷氧基烷基取代的O 2可以表示烷基，环烷基，芳烷基或芳基，又可以是取代的或任选取代的芳基。许多化合物是新的，以及它们自己的中间体。

5. 发明授权

US5095024A Substituted 1,3,4-thiadizaolinones, processes for their preparation, and their use for combating endoparasites 失效
标题翻译：取代1,3,4-噻唑烷酮，其制备方法及其用于组合内生菌的用途
公开(公告)号：US5095024A
公开(公告)日：1992-03-10
申请号：US581934
申请日：1990-09-13
申请人： Nikolaus Muller , Gerhard Bonse , Werner Lindner , Achim Harder
发明人： Nikolaus Muller , Gerhard Bonse , Werner Lindner , Achim Harder
IPC分类号： A01N43/824 , A61K31/41 , A61K31/433 , A61P33/00 , A61P33/10 , C07C243/28 , C07C337/02 , C07C337/06 , C07D285/12 , C07D285/125 , C07D285/13
CPC分类号： C07D285/13 , C07C337/02 , C07D285/125
摘要： Substituted 1,3,4-thiadiazolinones of the formula (I), ##STR1## in which X represents O or S,R.sup.1 represents hydrogen, alkyl, alkoxy, alkylthio, halogen, halogenoalkyl, halogenoalkoxy or halogenoalkylthio,R.sup.2 represents one or more identical or different radicals from the series comprising hydrogen, alkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogenoalkylthio, alkylenedioxy, halogenoalkylenedioxy, halogen, CN, NO.sub.2, NH.sub.2, alkylamino, dialkylamino, alkylcarbonyl, carbalkoxy, alkylsulphonyl, arylsulphonyl, sulphamoyl, alkylsulphamoyl, dialkylsulphamoyl, aryl, aryloxy and arylthio, each of which can, in turn, be substituted as well, andR.sup.3 represents alkyl, alkenyl or alkynyl, each of which can optionally be substituted,with the exception of the compound 5-methylmercapto-3-phenyl-1,3,4-thiadiazol-2-(3H)-one, are disclosed as being useful to combat endoparasites. Compositions containing these compounds, process for preparing them, and novel intermediates are also disclosed.
摘要翻译：取代的式（I）的1,3,4-噻二唑啉酮，其中X代表O或S，R1代表氢，烷基，烷氧基，烷硫基，卤素，卤代烷基，卤代烷氧基或卤代烷硫基，R2代表一或更多相同或不同的基团，其包含氢，烷基，烷氧基，烷硫基，卤代烷基，卤代烷氧基，卤代烷硫基，亚烷基二氧基，卤代亚烷基二氧基，卤素，CN，NO 2，NH 2，烷基氨基，二烷基氨基，烷基羰基，烷氧基，烷基磺酰基，芳基磺酰基，氨磺酰基，烷基氨磺酰基，二烷基氨磺酰基，芳基，芳氧基和芳硫基，其中每一个也可以被取代，并且R 3表示烷基，烯基或炔基，其中每一个可任选被取代，除了化合物5-甲基巯基 - 3-苯基-1,3,4-噻二唑-2-（3H） - 酮被公开用于对抗内寄生虫。还公开了含有这些化合物的组合物，其制备方法和新型中间体。

6. 发明申请

US20090143594A1 PROCESS FOR THE CATALYTIC SYNTHESIS OF DIARYL ETHERS 有权
标题翻译：二元醇的催化合成方法
公开(公告)号：US20090143594A1
公开(公告)日：2009-06-04
申请号：US12275316
申请日：2008-11-21
申请人： Alain Cotte , Nikolaus Muller , Matthias Gotta , Matthias Beller , Thomas Schareina , Alexander Zapf
发明人： Alain Cotte , Nikolaus Muller , Matthias Gotta , Matthias Beller , Thomas Schareina , Alexander Zapf
IPC分类号： C07C41/01 , C07C209/00 , C07D213/63 , B01J31/18
CPC分类号： C07C41/16 , C07C201/12 , C07C213/00 , C07C231/12 , C07D213/643 , C07C217/90 , C07C233/25 , C07C205/38 , C07C43/275 , C07C43/263 , C07C43/257
摘要： Described is a process for preparing diaryl ethers of the formula (I) Ar—O—Ar′ (I) In which Ar is an aryl or substituted aryl group and Ar′ is an aryl, substituted aryl, heteroaryl or substituted heteroaryl group, by reacting an aryl of formula (II) or a aryloxy salt of formula (III) Ar—OH (II) Ar—OR (III) In which Ar has the same meaning as in formula (I) and R is an alkali metal, with an aryl or heteroaryl bromide of formula (IV) Ar′—Br (IV) In which Ar′ has the same meaning as in formula (I), characterized in that the reaction is carried out in the presence of a copper(I)salt and a 1-substituted imidazole as catalyst system.
摘要翻译：描述了制备式（I）的二芳基醚的方法<？in-line-formula description =“In-line Formulas”end =“lead”→Ar-O-Ar'（I） -formulae description =“In-line Formulas”end =“tail”？>其中Ar是芳基或取代的芳基，Ar'是芳基，取代的芳基，杂芳基或取代的杂芳基，通过使式 II）或式（III）的芳氧基盐<？in-line-formula description =“In-line Formulas”end =“lead”？> Ar-OH（II）<？in-line-formula description =“In “公式”end =“tail”？> <？in-line-formula description =“In-line Formulas”end =“lead”？> Ar-OR（III）<？in-line-formula description =“In 其中Ar具有与式（I）中相同的含义并且R是碱金属，其中式（IV）的芳基或杂芳基溴<？在线配方说明书 =“在线公式”end =“lead”？> Ar'-Br（IV）<？in-line-formula description =“In-line Formulas”end =“tail”？>其中Ar' 意义如式（I）所示其特征在于反应在铜（I）盐和1-取代的咪唑作为催化剂体系的存在下进行。

7. 发明申请

US20080093139A1 Drive for a vehicle, especially a tracked vehicle or a vehicle with wheel-based steering 审中-公开
标题翻译：驱动车辆，特别是跟踪车辆或车轮转向的车辆
公开(公告)号：US20080093139A1
公开(公告)日：2008-04-24
申请号：US11821737
申请日：2007-06-25
申请人： Rolf Dobereiner , Nikolaus Muller
发明人： Rolf Dobereiner , Nikolaus Muller
IPC分类号： B60R16/02 , B60K1/00
CPC分类号： H01L23/44 , H01L23/467 , H01L2924/0002 , H01L2924/00
摘要： A drive for a vehicle, especially a tracked vehicle or a vehicle with wheel-based steering, with at least one component which consumes electric energy and at least one power electronic component (power electronics) for providing the necessary electric energy, where the power electronics can be cooled with a fluid by the evaporative cooling process.
摘要翻译：用于车辆的驱动器，特别是跟踪车辆或具有轮子转向的车辆，其具有消耗电能的至少一个部件和用于提供所需电能的至少一个电力电子部件（电力电子部件），其中电力电子可以通过蒸发冷却过程用流体冷却。

8. 发明授权

US5977362A Process for the preparation of quinazoline-2,4-diones 失效
标题翻译：制备喹唑啉-2,4-二酮的方法
公开(公告)号：US5977362A
公开(公告)日：1999-11-02
申请号：US84695
申请日：1998-05-26
申请人： Nikolaus Muller , Klaus-Christian Paetz , Wolfgang Kiel
发明人： Nikolaus Muller , Klaus-Christian Paetz , Wolfgang Kiel
IPC分类号： C07D239/96 , C07D239/72
CPC分类号： C07D239/96
摘要： Quinazoline-2,4-diones are obtained in high yields and purities by reacting anthranilic acids with isocyanates and then, without isolation of the urea formed as intermediate, treating the reaction mixture with acid.
摘要翻译：通过使邻氨基苯甲酸与异氰酸酯反应然后在不分离形成中间体的脲的情况下，用酸处理反应混合物，以高产率和纯度获得喹唑啉-2,4-二酮。

9. 发明授权

US4766144A 3-carbamoyl-4-hydroxy-coumarins for combating parasitic heiminths 失效
标题翻译： 3-氨基甲酰基-4-羟基香豆素，用于防治寄生性重锤
公开(公告)号：US4766144A
公开(公告)日：1988-08-23
申请号：US35543
申请日：1987-04-03
申请人： Nikolaus Muller , Eckart Kranz , Peter Andrews
发明人： Nikolaus Muller , Eckart Kranz , Peter Andrews
IPC分类号： A61K31/37 , A61K31/443 , A61K31/445 , A61P33/00 , C07D311/56 , C07D405/12 , C07D311/12
CPC分类号： C07D405/12 , C07D311/56
摘要： 3-carbamoyl-4-hydroxy-couramins for combating parasitic helminths of the formula ##STR1## in which R.sup.1 represents hydrogen, halogen, alkyl, NO.sub.2, CN or alkoxy,X represents O, S, SO or SO.sub.2R.sup.2 represents alkyl, halogenoalkyl, phenyl, naphthyl or pyridyl, which can optionally be substituted; or the radical -X-R.sup.2, together with the radical R.sup.3 can also form an alkylenedioxy (-O-alk-O), halogenoalkylenedioxy, oxyalkyleneoxyalkylene (-O-Alk-O-Alk-) or oxyhalogenoalkylene-oxyhalogenoalkylene bridge; andR.sup.3 and R.sup.4 independently of one another represent hydrogen, halogen, CN, OH, NO.sub.2, amino, mono- or dialklylamino, alkyl, halogenoalkyl, aralkyl or aryl, which can optionally be substituted,can be used for combating parasitic helminths.
摘要翻译： 3-氨基甲酰基-4-羟基维生素，用于对抗式为“IMAGE”的寄生蠕虫，其中R 1表示氢，卤素，烷基，NO 2，CN或烷氧基，X表示O，S，SO或SO 2 R 2表示烷基，卤代烷基，苯基，萘基或吡啶基，其可任选被取代; 或基团-X-R2与基团R3一起也可以形成亚烷基二氧基（-O-烷基-O），卤代亚烷基二氧基，氧亚烷基氧化烯（-O-Alk-O-Alk-）或氧卤代亚烷基 - 氧卤代亚烷基桥; 并且R 3和R 4彼此独立地表示氢，卤素，CN，OH，NO 2，氨基，单或二烷基氨基，烷基，卤代烷基，芳烷基或芳基，其可任选被取代，可用于对抗寄生蠕虫。

10. 发明授权

US08304550B2 Process for the catalytic synthesis of diaryl ethers 有权
标题翻译：催化合成二芳基醚的方法
公开(公告)号：US08304550B2
公开(公告)日：2012-11-06
申请号：US12275316
申请日：2008-11-21
申请人： Alain Cotte , Nikolaus Muller , Matthias Gotta , Matthias Beller , Thomas Schareina , Alexander Zapf
发明人： Alain Cotte , Nikolaus Muller , Matthias Gotta , Matthias Beller , Thomas Schareina , Alexander Zapf
IPC分类号： C07D213/63 , C07C209/00 , C07C41/01 , B01J31/18
CPC分类号： C07C41/16 , C07C201/12 , C07C213/00 , C07C231/12 , C07D213/643 , C07C217/90 , C07C233/25 , C07C205/38 , C07C43/275 , C07C43/263 , C07C43/257
摘要： Described is a process for preparing diaryl ethers of the formula (I) Ar—O—Ar′ (I) In which Ar is an aryl or substituted aryl group and Ar′ is an aryl, substituted aryl, heteroaryl or substituted heteroaryl group,by reacting an aryl of formula (II) or a aryloxy salt of formula (III) Ar—OH (II) Ar—OR (III) In which Ar has the same meaning as in formula (I) and R is an alkali metal,with an aryl or heteroaryl bromide of formula (IV) Ar′—Br (IV) In which Ar′ has the same meaning as in formula (I),characterized in that the reaction is carried out in the presence of a copper(I)salt and a 1-substituted imidazole as catalyst system.
摘要翻译：描述了制备式（I）Ar-O-Ar'（I）的二芳基醚的方法，其中Ar是芳基或取代的芳基，Ar'是芳基，取代的芳基，杂芳基或取代的杂芳基，由使式（II）的芳基或式（III）的芳氧基盐Ar-OH（II）Ar-OR（III）反应其中Ar具有与式（I）中相同的含义，R是碱金属，与式（Ⅳ）的芳基或杂芳基溴Ar'-Br（Ⅳ）其中Ar'具有与式（I）中相同的含义，其特征在于该反应在铜（I）盐和1-取代的咪唑作为催化剂体系。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式