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公开(公告)号:US08969597B2
公开(公告)日:2015-03-03
申请号:US13383108
申请日:2010-07-23
申请人: Livius Cotarca , Johnny Foletto , Paolo Maragni , Giorgio Soriato , Daniele Urbani , Massimo Verzini
发明人: Livius Cotarca , Johnny Foletto , Paolo Maragni , Giorgio Soriato , Daniele Urbani , Massimo Verzini
IPC分类号: C07D407/04 , C07D311/74
CPC分类号: C07D407/04
摘要: The present invention relates to a process for preparing Nebivolol and, more in particular, to a fractional distillation method of a mixture of stereoisomers of formula intermediates useful in the preparation of nebivolol.
摘要翻译: 本发明涉及一种制备奈比洛尔的方法,更具体地涉及可用于制备奈比洛尔的式中间体的立体异构体的混合物的分馏方法。
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公开(公告)号:US20130253195A1
公开(公告)日:2013-09-26
申请号:US13824620
申请日:2011-09-22
申请人: Livius Cotarca , Massimo Verzini , Elisa Melotto , Ivan Michieletto , Alfonso Melloni , Paolo Maragni , Raffaella Volpicelli , Mauro Andretto , Corrado Colli
发明人: Livius Cotarca , Massimo Verzini , Elisa Melotto , Ivan Michieletto , Alfonso Melloni , Paolo Maragni , Raffaella Volpicelli , Mauro Andretto , Corrado Colli
IPC分类号: C07D239/69 , C07C31/20
CPC分类号: C07D239/69 , C07C31/202
摘要: The present invention relates to a process for preparing Bosentan Monohydrate; in particular, the present invention provides the preparation of the novel 4-tert-butyl-N-[6-(2-hydroxy-ethoxy)-5-(2-methoxy-phenoxy)-2-(2-pyrimidinyl)-pyrimidin-4-yl]-benzenesulfonamide sodium salt as an ethylene glycol solvate (Bosentan sodium salt ethylene glycol solvate), which is a useful intermediate for obtaining Bosentan Monohydrate in a pure form.
摘要翻译: 本发明涉及一种制备波生坦一水合物的方法; 特别地,本发明提供新的4-叔丁基-N- [6-(2-羟基 - 乙氧基)-5-(2-甲氧基 - 苯氧基)-2-(2-嘧啶基) - 嘧啶的制备 -4-基] - 苯磺酰胺钠盐作为乙二醇溶剂化物(波生坦钠盐乙二醇溶剂合物),其是以纯形式获得波司坦一水合物的有用中间体。
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公开(公告)号:US07119092B2
公开(公告)日:2006-10-10
申请号:US10398264
申请日:2001-10-12
申请人: Giuseppe Alvaro , Paolo Maragni , Marsia Tampieri
发明人: Giuseppe Alvaro , Paolo Maragni , Marsia Tampieri
IPC分类号: A61K31/496 , C07D401/04
CPC分类号: A61K31/496 , C07D211/58
摘要: wherein R represents a halogen atom or a C1-4 alkyl group; R1 represents a C1-4 alkyl group; R2 represents hydrogen or a C1-4 alkyl group; R3 represents hydrogen, or a C1-4 alkyl group; R4 represents a trifluoromethyl group; R5 represents hydrogen, a C1-4 alkyl group or C(O)R6; R6 represents C1-4 alkyl, C3-7 cycloalkyl, NH(C1-4 alkyl) or N(C1-4alkyl)2; m is zero or an integer from 1 to 3; n is an integer from 1 to 3 and pharmaceutically acceptable salts and solvates thereof; to processes for their preparation and their use in the treatment of conditions mediated by tachykinins.
摘要翻译: 其中R表示卤素原子或C 1-4烷基; R 1表示C 1-4烷基; R 2表示氢或C 1-4烷基; R 3表示氢或C 1-4烷基; R 4表示三氟甲基; R 5表示氢,C 1-4烷基或C(O)R 6; R 6表示C 1-4烷基,C 3-7环烷基,NH(C 1-4烷基) )或N(C 1-4烷基)2。 m为0或1〜3的整数; n为1〜3的整数及其药学上可接受的盐和溶剂合物; 其制备方法及其用于治疗由速激肽介导的病症。
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公开(公告)号:US20110201831A1
公开(公告)日:2011-08-18
申请号:US13097453
申请日:2011-04-29
IPC分类号: C07D311/58 , C07D317/20 , C07D311/42
CPC分类号: C07D311/58
摘要: The present invention relates to a process for preparing nebivolol and, more particularly, to a process for preparing d-nebivolol and its enantiomer l-nebivolol or acid addition salts thereof starting from commercially available or easily obtainable 2,2-dimethyl-1,3 dioxolane-4-carbaldehyde and a vinyl Grignard reagent.
摘要翻译: 本发明涉及一种制备奈比洛尔的方法,更具体地说,涉及一种由市售或容易获得的2,2-二甲基-1,3,4-三氮唑衍生物制备d-内维洛尔及其对映异构体1-内啡洛尔或其酸加成盐的方法 二氧戊环-4-甲醛和乙烯基格氏试剂。
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公开(公告)号:US20100076204A1
公开(公告)日:2010-03-25
申请号:US12374948
申请日:2007-07-20
IPC分类号: C07D207/12
CPC分类号: C07D207/27
摘要: The present invention relates to a process for the preparation of levetiracetam and, more particularly, to an improved process for the preparation of levetiracetam characterized by a crystallization-induced dynamic resolution of a diastereoisomeric mixture of an (±)-alpha-ethyl-2-oxo-1-pyrrolidine acetamide derivative.
摘要翻译: 本发明涉及一种制备左乙拉西坦的方法,更具体地说,涉及一种用于制备左乙拉西坦的改进方法,其特征在于结晶诱导的(±)-al-乙基-2- -1-氧代-1-吡咯烷乙酰胺衍生物。
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公开(公告)号:US07060702B2
公开(公告)日:2006-06-13
申请号:US10994605
申请日:2004-11-22
申请人: Giuseppe Alvaro , Romano Di Fabio , Paolo Maragni , Marsia Tampieri , Maria Elvira Tranquillini
发明人: Giuseppe Alvaro , Romano Di Fabio , Paolo Maragni , Marsia Tampieri , Maria Elvira Tranquillini
IPC分类号: A61K31/496 , C07D401/04
CPC分类号: A61K31/496 , C07D211/58
摘要: The present invention provides compounds of formula (I): wherein each R independently represents a halogen atom or a C1-4 alkyl group; R1 represents a C1-4 alkyl group; R2 represents hydrogen or a C1-4 alkyl group; R3 represents hydrogen or C1-4 alkyl group; R4 represents a trifluoromethyl group; R5 represents hydrogen, a C1-4 alkyl group or C(O)R6; R6 represents C1-4 alkyl, C3-7 cycloalkyl, NH(C1-4 alkyl) or N(C1-4alkyl)2; m is zero or an integer from 1 to 3; n is an integer from 1 to 3; or a pharmaceutically acceptable salt or solvate thereof; compositions containing the same, processes for their preparation and methods for their use in the treatment of conditions mediated by tachykinins.
摘要翻译: 本发明提供式(I)化合物:其中每个R独立地表示卤素原子或C 1-4烷基; R 1表示C 1-4烷基; R 2表示氢或C 1-4烷基; R 3表示氢或C 1-4烷基; R 4表示三氟甲基; R 5表示氢,C 1-4烷基或C(O)R 6; R 6表示C 1-4烷基,C 3-7环烷基,NH(C 1-4烷基) )或N(C 1-4烷基)2。 m为0或1〜3的整数; n为1〜3的整数, 或其药学上可接受的盐或溶剂化物; 含有它们的组合物,其制备方法和用于治疗由速激肽介导的病症使用的方法。
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公开(公告)号:US08933226B2
公开(公告)日:2015-01-13
申请号:US13824620
申请日:2011-09-22
申请人: Livius Cotarca , Massimo Verzini , Elisa Melotto , Ivan Michieletto , Alfonso Melloni , Paolo Maragni , Raffaella Volpicelli , Mauro Andretto , Corrado Colli
发明人: Livius Cotarca , Massimo Verzini , Elisa Melotto , Ivan Michieletto , Alfonso Melloni , Paolo Maragni , Raffaella Volpicelli , Mauro Andretto , Corrado Colli
IPC分类号: C07D403/04 , C07D239/69 , C07C31/20
CPC分类号: C07D239/69 , C07C31/202
摘要: The present invention relates to a process for preparing Bosentan Monohydrate; in particular, the present invention provides the preparation of the novel 4-tert-butyl-N-[6-(2-hydroxy-ethoxy)-5-(2-methoxy-phenoxy)-2-(2-pyrimidinyl)-pyrimidin-4-yl]-benzenesulfonamide sodium salt as an ethylene glycol solvate (Bosentan sodium salt ethylene glycol solvate), which is a useful intermediate for obtaining Bosentan Monohydrate in a pure form.
摘要翻译: 本发明涉及一种制备波生坦一水合物的方法; 特别地,本发明提供新的4-叔丁基-N- [6-(2-羟基 - 乙氧基)-5-(2-甲氧基 - 苯氧基)-2-(2-嘧啶基) - 嘧啶的制备 -4-基] - 苯磺酰胺钠盐作为乙二醇溶剂合物(波生坦钠盐乙二醇溶剂合物),其是以纯形式获得波司坦一水合物的有用中间体。
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公开(公告)号:US08183391B2
公开(公告)日:2012-05-22
申请号:US12296834
申请日:2007-04-16
申请人: Paolo Maragni , Ivan Michieletto , Livius Cotarca
发明人: Paolo Maragni , Ivan Michieletto , Livius Cotarca
IPC分类号: C07D333/34 , A61K31/38
CPC分类号: C07D495/04
摘要: A process for resolving dorzolamide trans racemate, which comprises reacting said racemate with (1S)-(+)-10-camphorsulfonic acid so obtaining the (4S,6S) enantiomer by selectively precipitating and recovering the camphorsulfonic acid salt thereof (dorzolamide camphorsulfonate), and neutralizing dorzolamide camphorsulfonate to obtain dorzolamide.
摘要翻译: 一种解决多佐胺反式外消旋体的方法,其包括使所述外消旋体与(1S) - (+) - 10-樟脑磺酸反应,从而通过选择性沉淀并回收其樟脑磺酸盐(多佐胺樟脑磺酸盐),得到(4S,6S) 并中和多佐胺樟脑磺酸盐,得到多佐胺。
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公开(公告)号:US20110021793A1
公开(公告)日:2011-01-27
申请号:US12935150
申请日:2009-03-16
申请人: Raffaella Volpicelli , Paolo Maragni , Franco Massaccesi , Ilaria Munari , Livius Cotarca , Johnny Foletto
发明人: Raffaella Volpicelli , Paolo Maragni , Franco Massaccesi , Ilaria Munari , Livius Cotarca , Johnny Foletto
IPC分类号: C07D311/04
CPC分类号: C07D311/58 , C07D407/04
摘要: The present invention relates to a process for reducing a compound of formula (I) wherein X is halogen, a hydroxy group, an alkylsulfoniloxy group or an arylsulfonyloxy group; to give a compound of formula (II) as a di-astereoisomerically pure compound of RS/SR configuration characterized in that said reduction is carried out by the use of (+)-B-chlorodiisopinocampheylborane or (−)-B-chlorodiisopinocampheylborane. The compounds of formula (II) are useful as intermediates for the preparation of Nebivolol.
摘要翻译: 本发明涉及还原式(I)化合物的方法,其中X为卤素,羟基,烷基磺酰氧基或芳基磺酰氧基; 得到式(II)的化合物,其为双偶联纯的RS / SR构型化合物,其特征在于所述还原是通过使用(+) - B-氯二氧杂环己烷基硼烷或( - ) - B-氯二氧杂环己烷基硼烷来进行的。 式(II)化合物可用作制备奈比洛尔的中间体。
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公开(公告)号:US20100056813A1
公开(公告)日:2010-03-04
申请号:US12515375
申请日:2007-11-23
IPC分类号: C07D311/04
CPC分类号: C07D311/58
摘要: The present invention relates to a process for preparing nebivolol and, more particularly, to a process for preparing d-nebivolol and its enantiomer l-nebivolol or acid addition salts thereof starting from commercially available or easily obtainable 2,2-dimethyl-1,3 dioxolane-4-carbaldehyde and a vinyl Grignard reagent.
摘要翻译: 本发明涉及一种制备奈比洛尔的方法,更具体地说,涉及一种由市售或容易获得的2,2-二甲基-1,3,4-三氮唑衍生物制备d-内维洛尔及其对映异构体1-内啡洛尔或其酸加成盐的方法 二氧戊环-4-甲醛和乙烯基格氏试剂。
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