CN101081815A - 新的o-去甲基-文拉法辛的枸橼酸盐 - Google Patents

新的o-去甲基-文拉法辛的枸橼酸盐 Download PDF

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Publication number
CN101081815A
CN101081815A CN 200610081565 CN200610081565A CN101081815A CN 101081815 A CN101081815 A CN 101081815A CN 200610081565 CN200610081565 CN 200610081565 CN 200610081565 A CN200610081565 A CN 200610081565A CN 101081815 A CN101081815 A CN 101081815A
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China
Prior art keywords
venlafaxine
demethyl
citrate
citric acid
described compound
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申明
刘艳玲
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Haibu International Pharmaceutical Science And Technology Development Co Ltd
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Haibu International Pharmaceutical Science And Technology Development Co Ltd
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Priority to CN 200610081565 priority Critical patent/CN101081815A/zh
Publication of CN101081815A publication Critical patent/CN101081815A/zh
Pending legal-status Critical Current

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  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

本发明提供了新的O-去甲基-文拉法辛的盐,O-去甲基-文拉法辛的枸橼酸盐及其药物组合物。

Description

新的O-去甲基-文拉法辛的枸橼酸盐
技术领域:
本发明提供了O-去甲基-文拉法辛新的盐,O-去甲基-文拉法辛枸橼酸盐及其药物组合物。O-去甲基-文拉法辛枸橼酸盐是用于治疗各种抑郁症的O-去甲基-文拉法辛的可药用的盐。
背景技术:
O-去甲基-文拉法辛是文拉法辛的主要代谢物,为5-羟色胺和去甲肾上腺素再摄取抑制剂,用于治疗各种抑郁症,其化学名称为4-[2-(二甲基氨基)-1-(1-羟基环己基)乙基]苯酚,美国专利No.4535186列举了其富马酸盐;美国专利No.2004044241公开了其琥珀酸盐;美国专利No.2003236309公开了其甲酸盐。
发明内容:
本发明涉及O-去甲基-文拉法辛的新的盐,即O-去甲基-文拉法辛枸橼酸盐。其结构式如下:
Figure A20061008156500031
其中X代表1/3~2
O-去甲基-文拉法辛包括外消旋混合物以及其立体异构纯的形式。
O-去甲基-文拉法辛枸橼酸盐具有良好的溶解性、渗透性和生物利用度。本发明的新的盐具有特别适于作为药物的适宜性质。O-去甲基-文拉法辛的枸橼酸盐或其混合盐与药物上可接受的载体或稀释剂混合,药物组合物中含有可有效治疗动物诸如人类目标适应症的量的O-去甲基-文拉法辛的枸橼酸盐。
O-去甲基-文拉法辛枸橼酸盐可以通过使计量量的枸橼酸与O一去甲文拉法辛游离碱相接触而生成,枸橼酸和游离碱都在溶剂中。
具体实施方式:
本发明中制备O-去甲基-文拉法辛枸橼酸盐的方法用下列非限定性实施例来说明。
实施例1
将O-去甲基-文拉法辛游离碱溶于丙酮-水溶液中,加入化学计量量的枸橼酸,搅拌约15分钟,将所得反应液冷却,即获得O-去甲基-文拉法辛枸橼酸盐。
实施例2
将O-去甲基-文拉法辛游离碱溶于乙醇-水溶液中,加入化学计量量的枸橼酸,搅拌约15分钟,将所得反应液冷却,即获得O-去甲基-文拉法辛枸橼酸盐。

Claims (8)

1、O-去甲基-文拉法辛的枸橼酸盐化合物或其混合物
2、权利要求1所述的化合物,其O-去甲基-文拉法辛与枸橼酸的比例为1∶1
3、权利要求1所述的化合物,其O-去甲基-文拉法辛与枸橼酸的比例为1∶2
4、权利要求1所述的化合物,其O-去甲基-文拉法辛与枸橼酸的比例为2∶1
5、权利要求1所述的化合物,其O-去甲基-文拉法辛与枸橼酸的比例为3∶1
6、权利要求1至5任一项所述化合物,其是O-去甲基-文拉法辛的枸橼酸盐的无水物
7、权利要求1至5任一项所述化合物,其是O-去甲基-文拉法辛的枸橼酸盐的水合物
8、药物组合物,其中含有权利要求1至7任一项所述的O-去甲基-文拉法辛的枸橼酸盐或其混合盐与药物上可接受的载体或稀释剂混合。
CN 200610081565 2006-05-29 2006-05-29 新的o-去甲基-文拉法辛的枸橼酸盐 Pending CN101081815A (zh)

Priority Applications (1)

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CN 200610081565 CN101081815A (zh) 2006-05-29 2006-05-29 新的o-去甲基-文拉法辛的枸橼酸盐

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CN 200610081565 CN101081815A (zh) 2006-05-29 2006-05-29 新的o-去甲基-文拉法辛的枸橼酸盐

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CN101081815A true CN101081815A (zh) 2007-12-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010008735A3 (en) * 2008-06-16 2010-07-15 Teva Pharmaceutical Industries Ltd. Solid states of o-desmethylvenlaf axine salts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010008735A3 (en) * 2008-06-16 2010-07-15 Teva Pharmaceutical Industries Ltd. Solid states of o-desmethylvenlaf axine salts

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