Method for preparing opipramol
    1.
    发明授权
    Method for preparing opipramol 失效
    制备opipramol的方法

    公开(公告)号:US5599929A

    公开(公告)日:1997-02-04

    申请号:US336837

    申请日:1994-11-09

    CPC分类号: C07D223/26 C07D223/22

    摘要: An improved method for preparing opipramol (I) is disclosed, wherein iminostilbene (II) is reacted with 1-bromo-3-chloropropane in the presence of a weak base selected from a hydrogen phosphate salt and an acetate salt and in the presence of a phase transfer agent to produce N-(3-halopropyl)iminostilbene (III), which is mixture of N-(3-chloropropyl)iminostilbene and N-(3-bromopropyl)iminostilbene, and then N-(3-halopropyl)iminostilbene is reacted with N-(2-hydroxyethyl)piperazine to form opipramol, as shown in the following equations, where X is chlorine or bromine. ##STR1##

    摘要翻译: 公开了一种制备奥美拉莫(I)的改进方法,其中亚氨基茋(II)在1-碱金属络合物的存在下,在选自磷酸氢盐和乙酸盐的弱碱的存在下,与1-溴-3-氯丙烷反应, 相转移剂生产N-(3-氯丙基)亚氨基芪和N-(3-溴丙基)亚氨基芪的混合物N-(3-卤代丙基)亚氨基芪(III),然后N-(3-卤代丙基)亚氨基芪 与N-(2-羟乙基)哌嗪反应以形成吡哆醇,如下式所示,其中X为氯或溴。 +图像

    Process for Preparaing 1-Methoxymethyl 5,5-Diphenylbarbituric Acid
    2.
    发明申请
    Process for Preparaing 1-Methoxymethyl 5,5-Diphenylbarbituric Acid 失效
    制备1-甲氧基甲基5,5-二苯基巴比妥酸的方法

    公开(公告)号:US20060258864A1

    公开(公告)日:2006-11-16

    申请号:US11380066

    申请日:2006-04-25

    IPC分类号: C07D239/02

    CPC分类号: C07D239/62

    摘要: The present invention provides a novel process for preparing 1-methoxymethyl-5,5-diphenylbarbituric acid. In particular, the present invention provides a process for preparing 1-methoxymethyl-5,5-diphenylbarbituric acid by reacting 1,3-bis(methoxymethyl)-5,5-diphenylbarbituric acid with a Lewis acid to selectively remove one methoxymethyl group from 1,3-bis(methoxymethyl)-5,5-diphenylbarbituric acid.

    摘要翻译: 本发明提供一种制备1-甲氧基甲基-5,5-二苯基巴比妥酸的新方法。 特别地,本发明提供了通过使1,3-双(甲氧基甲基)-5,5-二苯基巴比妥酸与路易斯酸反应来制备1-甲氧基甲基-5,5-二苯基巴比妥酸的方法,以选择性地从1 ,3-双(甲氧基甲基)-5,5-二苯基巴比妥酸。

    Non-sedating barbituric acid derivatives
    3.
    发明授权
    Non-sedating barbituric acid derivatives 失效
    非镇静巴比妥酸衍生物

    公开(公告)号:US06939873B2

    公开(公告)日:2005-09-06

    申请号:US10354146

    申请日:2003-01-30

    IPC分类号: A61K31/515 A61K31/675

    CPC分类号: A61K31/675 A61K31/515

    摘要: The present invention relates to novel non-sedating barbituric acid derivatives, pharmaceutical compositions containing them and methods of neuroprotection in cases of cerebral ischemia, head trauma and other acute neurologic injuries, and prevention of resulting neuronal damage. The invention also relates to the use of non-sedating barbituric acid derivatives given in a manner and dosage effective to produce blood levels and brain levels of these drugs and/or their active metabolites sufficient to provide a therapeutic effect.

    摘要翻译: 本发明涉及新型非镇静巴比妥酸衍生物,含有它们的药物组合物和脑缺血,头部创伤和其他急性神经损伤情况下神经保护的方法,以及预防所产生的神经元损伤。 本发明还涉及以有效的方式和剂量给出的非镇静性巴比妥酸衍生物用于产生足以提供治疗效果的这些药物和/或其活性代谢物的血液水平和脑水平的用途。

    Method of preparing 4-amino-1H- imidazo(4,5-c)quinolines and acid addition salts thereof
    4.
    发明申请
    Method of preparing 4-amino-1H- imidazo(4,5-c)quinolines and acid addition salts thereof 有权
    4-氨基-1H-咪唑并(4,5-c)喹啉及其酸加成盐的制备方法

    公开(公告)号:US20050085500A1

    公开(公告)日:2005-04-21

    申请号:US10956465

    申请日:2004-09-30

    CPC分类号: C07D401/04

    摘要: The present invention provides a method of preparing a 4-(arylmethyl)amino-1H-imidazo(4,5-c)quinoline of formula (4) by reacting an arylmethylamine of formula (3) with a 4-chloro-1H-imidazo(4,5-c)quinoline of formula (2). The present invention further provides a method of preparing an acid addition salt of formula (5) comprising the step of hydrolyzing a 4-(arylmethyl)amino-1H-imidazo(4,5-c)quinoline of formula (4) with a strong acid, HX. The present invention further provides a method of preparing a 4-amino-1H-imidazo(4,5-c)quinoline of formula (1) comprising the step of treating an acid addition salt of formula (5) with a base.

    摘要翻译: 本发明提供了通过使式(3)的芳基甲基胺与4-氯-1H-咪唑并[4,5-d]喹啉的4-(芳基甲基)氨基-1H-咪唑并(4,5-c) (4,5-c)喹啉。 本发明还提供一种制备式(5)的酸加成盐的方法,其包括用强力的水解水解式(4)的4-(芳基甲基)氨基-1H-咪唑(4,5-c)喹啉的步骤 酸,HX。 本发明还提供制备式(1)的4​​-氨基-1H-咪唑并(4,5-c)喹啉的方法,包括用碱处理式(5)的酸加成盐的步骤。

    Process for preparing a crystalline form of halobetasol propionate
    5.
    发明授权
    Process for preparing a crystalline form of halobetasol propionate 失效
    制备结晶形式的丙酸halobetasol的方法

    公开(公告)号:US08361997B2

    公开(公告)日:2013-01-29

    申请号:US12632365

    申请日:2009-12-07

    IPC分类号: A61K31/56 C07J5/00 C07J7/00

    CPC分类号: C07J7/0085 C07J7/00

    摘要: The present invention provides a process for preparing a crystalline form of halobetasol propionate, comprising the step of crystallizing halobetasol propionate from absolute ethanol or a mixture of ethanol and water, wherein the crystalline form of halobetasol propionate is characterized by an x-ray powder diffraction pattern having peaks at 10.0, 11.6, 12.9, 13.4, 14.5, 16.4, 17.6, and 23.5±0.2 degrees 2θ.

    摘要翻译: 本发明提供了一种制备结晶形式的丙酸卤代倍他索的方法,其包括从无水乙醇或乙醇和水的混合物中结晶丙酸偏氧胆硫醇的步骤,其中丙酸卤代倍他索的结晶形式的特征在于X-射线粉末衍射图 在10.0,11.6,12.9,13.4,14.5,16.4,17.6和23.5±0.2度2的峰处具有峰。

    METHOD OF PREPARING 4-AMINO-1H-IMIDAZO (4,5-C) QUINOLINES AND ACID ADDITION SALTS THEREOF
    6.
    发明申请
    METHOD OF PREPARING 4-AMINO-1H-IMIDAZO (4,5-C) QUINOLINES AND ACID ADDITION SALTS THEREOF 有权
    制备4-氨基-1H-咪唑并(4,5-C)喹啉及其酸加成盐的方法

    公开(公告)号:US20100184984A1

    公开(公告)日:2010-07-22

    申请号:US12749138

    申请日:2010-03-29

    IPC分类号: C07D471/04

    CPC分类号: C07D401/04

    摘要: The present invention provides a method of preparing a 4-(arylmethyl)amino-1H-imidazo(4,5-c)quinoline of formula (4) by reacting an arylmethylamine of formula (3) with a 4-chloro-1H-imidazo(4,5-c)quinoline of formula (2). The present invention further provides a method of preparing an acid addition salt of formula (5) comprising the step of hydrolyzing a 4-(arylmethyl)amino-1H-imidazo(4,5-c)quinoline of formula (4) with a strong acid, HX. The present invention further provides a method of preparing a 4-amino-1H-imidazo(4,5-c)quinoline of formula (1) comprising the step of treating an acid addition salt of formula (5) with a base.

    摘要翻译: 本发明提供了通过使式(3)的芳基甲基胺与4-氯-1H-咪唑并[4,5-d]喹啉的4-(芳基甲基)氨基-1H-咪唑并(4,5-c) (4,5-c)喹啉。 本发明还提供一种制备式(5)的酸加成盐的方法,其包括用强力的水解水解式(4)的4-(芳基甲基)氨基-1H-咪唑(4,5-c)喹啉的步骤 酸,HX。 本发明还提供制备式(1)的4​​-氨基-1H-咪唑并(4,5-c)喹啉的方法,包括用碱处理式(5)的酸加成盐的步骤。

    Method of preparing 4-amino-1H-imidazo(4,5-c)quinolines and acid addition salts thereof
    7.
    发明授权
    Method of preparing 4-amino-1H-imidazo(4,5-c)quinolines and acid addition salts thereof 有权
    4-氨基-1H-咪唑并(4,5-c)喹啉及其酸加成盐的制备方法

    公开(公告)号:US07687628B2

    公开(公告)日:2010-03-30

    申请号:US10956465

    申请日:2004-09-30

    IPC分类号: C07D491/06 A61K31/44

    CPC分类号: C07D401/04

    摘要: The present invention provides a method of preparing a 4-(arylmethyl)amino-1H-imidazo(4,5-c)quinoline of formula (4) by reacting an arylmethylamine of formula (3) with a 4-chloro-1H-imidazo(4,5-c)quinoline of formula (2). The present invention further provides a method of preparing an acid addition salt of formula (5) comprising the step of hydrolyzing a 4-(arylmethyl)amino-1H-imidazo(4,5-c)quinoline of formula (4) with a strong acid, HX. The present invention further provides a method of preparing a 4-amino-1H-imidazo(4,5-c)quinoline of formula (1) comprising the step of treating an acid addition salt of formula (5) with a base.

    摘要翻译: 本发明提供了通过使式(3)的芳基甲基胺与4-氯-1H-咪唑并[4,5-d]喹啉的4-(芳基甲基)氨基-1H-咪唑并(4,5-c) (4,5-c)喹啉。 本发明还提供一种制备式(5)的酸加成盐的方法,其包括用强力的水解水解式(4)的4-(芳基甲基)氨基-1H-咪唑(4,5-c)喹啉的步骤 酸,HX。 本发明还提供制备式(1)的4​​-氨基-1H-咪唑并(4,5-c)喹啉的方法,包括用碱处理式(5)的酸加成盐的步骤。

    Method for the preparation of 6α-fluoro corticosteroids
    8.
    发明授权
    Method for the preparation of 6α-fluoro corticosteroids 有权
    6α-氟皮质激素的制备方法

    公开(公告)号:US07098328B2

    公开(公告)日:2006-08-29

    申请号:US10305138

    申请日:2002-11-27

    IPC分类号: C07J71/00 C07J7/00 C07J5/00

    CPC分类号: C07J71/00 C07J3/00

    摘要: A method for producing a 6α-fluorinated corticosteroid or derivative thereof by reacting a 17-hydroxy-21-ester epoxide of Formula II with a stereoselective fluorinating agent to stereoselectively form a 21-ester-17-hydroxy 6α-fluorinated compound of Formula VII R1 can be OC(O)—Rd; R4 can be C(O)—Rd; R3 can be H or Rd. Each Rd may be the same or different and is independently selected from (C1-4)alkyl, aryl and heteroaryl. The dashed line can be a single or a double bond. R4 may be, for example, acetyl; R3 may be, for example, alpha or beta methyl; R1 may be, for example, acetate or propionate. The stereoselective fluorinating agent used in the reaction may be, for example, a fluoropyridinium or fluoroquinuclidium compound, for example, Selectfluor®.

    摘要翻译: 通过使式II的17-羟基-12-酯环氧化物与立体选择性氟化剂反应来立体选择性地形成式VII R的21-酯-17-羟基6α-氟化化合物来制备6α-氟化皮质类固醇或其衍生物的方法 -R 1可以是OC(O)-R d。 R 4可以是C(O)-R d; R 3可以是H或R d。 每个R d可以相同或不同,并且独立地选自(C 1-4烷基)烷基,芳基和杂芳基。 虚线可以是单键或双键。 R 4可以是例如乙酰基; R 3可以是例如α或β甲基; R 1可以是例如乙酸酯或丙酸酯。 反应中使用的立体选择性氟化剂可以是例如氟吡啶鎓或氟喹喔啉化合物,例如Selectfluor。

    Composition and method for improved bioavailability and enhanced brain delivery of 5,5-diphenyl barbituric acid
    10.
    发明申请
    Composition and method for improved bioavailability and enhanced brain delivery of 5,5-diphenyl barbituric acid 失效
    用于提高5,5-二苯基巴比妥酸的生物利用度和增强脑输送的组合物和方法

    公开(公告)号:US20060122208A1

    公开(公告)日:2006-06-08

    申请号:US11201024

    申请日:2005-08-10

    IPC分类号: A61K31/515

    CPC分类号: A61K31/515

    摘要: The present invention relates to a composition and a method of delivering a barbituric acid derivative to the central nervous system of a mammal in need of treatment for neurological conditions. In particular, the present invention relates to a method of administering an oral dosage form of a sodium salt of 5,5-diphenyl barbituric acid to enhance the bioavailability of 5,5-diphenyl barbituric acid and brain delivery of same.

    摘要翻译: 本发明涉及将巴比妥酸衍生物递送至需要治疗神经病症的哺乳动物的中枢神经系统的组合物和方法。 特别地,本发明涉及施用5,5-二苯基巴比妥酸的钠盐的口服剂型以提高5,5-二苯基巴比妥酸的生物利用度和其脑输送的方法。