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公开(公告)号:US08273918B2
公开(公告)日:2012-09-25
申请号:US11991662
申请日:2006-08-10
IPC分类号: C07C303/38
CPC分类号: C07C303/40 , C07C311/37
摘要: The invention relates to an process for preparing Tamsulosin hydrochloride of Formula (I) which comprises (i) reacting (R)-(−)-5-(2-amino-propyl)-2-methoxybenzenesulfonamide of Formula (II) with substituted phenoxy compound of Formula (III), wherein Z represents a removing group, such as —OSO2CH3, —OSO2C6H4CH3, —F, —Br, —Cl, or —I, in a solvent in the presence of an alkaline earth metal oxide to obtain Tamsulosin base and (ii) converting Tamsulosin base into hydrochloride salt in a solvent by addition of aqueous hydrochloric acid.
摘要翻译: 本发明涉及一种制备式(I)的盐酸坦洛新的方法,其包括(i)使式(II)的(R) - ( - ) - ( - ) - ( - ) - ( - ) - (2-氨基 - 丙基)-2-甲氧基苯磺酰胺与取代的苯氧基 式(III)化合物,其中Z表示除去基团,例如-OSO 2 CH 3,-OSO 2 C 6 H 4 CH 3,-F,-Br,-Cl或-I,在溶剂中,在碱土金属氧化物存在下,得到坦索罗辛 碱和(ii)通过加入盐酸水溶液将坦索罗辛碱在溶剂中转化为盐酸盐。
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2.
公开(公告)号:US20070161791A1
公开(公告)日:2007-07-12
申请号:US11649053
申请日:2007-01-03
IPC分类号: C07D405/14
CPC分类号: C07D405/12
摘要: The present invention relates to an improved process for the preparation of 1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-4-[[(2RS)-2,3,4,5-tetrahydrofuran-2-yl]carbonyl]piperazine hydrochloride dihydrate of Formula I, through an intermediate 1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-4-[[(2RS)-2,3,4,5-tetrahydrofuran-2-yl]carbonyl]piperazine hydrochloride/hydrobromide (V).
摘要翻译: 本发明涉及制备1-(4-氨基-6,7-二甲氧基喹唑啉-2-基)-4 - [[(2RS)-2,3,4,5-四氢呋喃-2-基) (4-氨基-6,7-二甲氧基喹唑啉-2-基)-4 - [[(2RS)-2,3,4,5-四氢呋喃-4-基]羰基]哌嗪盐酸盐二水合物,通过中间体1-(4-氨基-6,7-二甲氧基喹唑啉-2-基) 吡啶-2-基]羰基]哌嗪盐酸盐/氢溴酸盐(V)。
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公开(公告)号:US20100267987A1
公开(公告)日:2010-10-21
申请号:US11991662
申请日:2006-08-10
IPC分类号: C07C303/40
CPC分类号: C07C303/40 , C07C311/37
摘要: The invention relates to an process for preparing Tamsulosin hydrochloride of Formula (I) which comprises (i) reacting (R)-(−)-5-(2-amino-propyl)-2-methoxybenzenesulfonamide of Formula (II) with substituted phenoxy compound of Formula (III), wherein Z represents a removing group, such as —OSO2CH3, —OSO2C6H4CH3, —F, —Br, —Cl, or —I, in a solvent in the presence of an alkaline earth metal oxide to obtain Tamsulosin base and (ii) converting Tamsulosin base into hydrochloride salt in a solvent by addition of aqueous hydrochloric acid.
摘要翻译: 本发明涉及一种制备式(I)的盐酸坦洛新的方法,其包括(i)使式(II)的(R) - ( - ) - ( - ) - ( - ) - ( - ) - (2-氨基 - 丙基)-2-甲氧基苯磺酰胺与取代的苯氧基 式(III)化合物,其中Z表示除去基团,例如-OSO 2 CH 3,-OSO 2 C 6 H 4 CH 3,-F,-Br,-Cl或-I,在溶剂中,在碱土金属氧化物存在下,得到坦索罗辛 碱和(ii)通过加入盐酸水溶液将坦索罗辛碱在溶剂中转化为盐酸盐。
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公开(公告)号:US08772491B2
公开(公告)日:2014-07-08
申请号:US13261551
申请日:2011-06-20
申请人: Anand Gopalkrishna Kamat , Joseph Prabahar Koilpillai , Naga Trinadhachari Ganala , Venkata Lakshmi Upputuri , Venkata Balalji Boddu , Sivakumaran Meenakshisunderam
发明人: Anand Gopalkrishna Kamat , Joseph Prabahar Koilpillai , Naga Trinadhachari Ganala , Venkata Lakshmi Upputuri , Venkata Balalji Boddu , Sivakumaran Meenakshisunderam
IPC分类号: C07D453/02
CPC分类号: C07D453/02
摘要: The present invention relates to a process for the preparation of Solifenacin succinate by condensing a compound of formula (IVb) with (RS)-3-quinuclidinol, wherein, R represents methyl, ethyl, isopropyl; to produce a diastereomeric mixture of (1S)-3,4-dihydro-1-phenyl-2(1H)-isoquinolinecarboxylic acid (3RS)-1-azabicyclo[2.2.2]oct-3-yl ester, which is treated with succinic acid in a solvent or mixture of solvents to produce optically pure Solifenacin succinate, Formula (X).
摘要翻译: 本发明涉及通过将式(IVb)化合物与(RS)-3-奎宁环醇缩合制备琥珀酸索非那新的方法,其中R代表甲基,乙基,异丙基; (1S)-3,4-二氢-1-苯基-2(1H) - 异喹啉羧酸(3RS)-1-氮杂双环[2.2.2]辛-3-基酯的非对映体混合物,其用 琥珀酸在溶剂或溶剂混合物中以产生光学上纯的索利福宁琥珀酸盐,式(X)。
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公开(公告)号:US20130123502A1
公开(公告)日:2013-05-16
申请号:US13261551
申请日:2011-06-20
申请人: Anand Gopalkrishna Kamat , Joseph Prabahar Koilpillai , Naga Trinadhachari Ganala , Venkata Lakshmi Upputuri , Venkata Balalji Boddu , Sivakumaran Meenakshisunderam
发明人: Anand Gopalkrishna Kamat , Joseph Prabahar Koilpillai , Naga Trinadhachari Ganala , Venkata Lakshmi Upputuri , Venkata Balalji Boddu , Sivakumaran Meenakshisunderam
IPC分类号: C07D453/02
CPC分类号: C07D453/02
摘要: The present invention relates to a process for the preparation of Solifenacin succinate by condensing a compound of formula (IVb) with (RS)-3-quinuclidinol, wherein, R represents methyl, ethyl, isopropyl; to produce a diastereomeric mixture of (1S)-3,4-dihydro-1-phenyl-2(1H)-isoquinolinecarboxylic acid (3RS)-1-azabicyclo[2.2.2]oct-3-yl ester, which is treated with succinic acid in a solvent or mixture of solvents to produce optically pure Solifenacin succinate, Formula (X).
摘要翻译: 本发明涉及通过将式(IVb)化合物与(RS)-3-奎宁环醇缩合制备琥珀酸索非那新的方法,其中R代表甲基,乙基,异丙基; (1S)-3,4-二氢-1-苯基-2(1H) - 异喹啉羧酸(3RS)-1-氮杂双环[2.2.2]辛-3-基酯的非对映体混合物,其用 琥珀酸在溶剂或溶剂混合物中,以产生光学上纯的索利福宁琥珀酸盐,式(X)。
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公开(公告)号:US20150141382A1
公开(公告)日:2015-05-21
申请号:US13261929
申请日:2013-01-11
申请人: Anand Gopalkrishna Kamat , Naga Trinadhachari Ganala , Venkata Balaji Boddu , Joseph Prabahar Koilpillai , Sivakumaran Meenaakshisunderam
发明人: Anand Gopalkrishna Kamat , Naga Trinadhachari Ganala , Venkata Balaji Boddu , Joseph Prabahar Koilpillai , Sivakumaran Meenaakshisunderam
IPC分类号: C07D493/04
CPC分类号: C07D493/04
摘要: The present invention relates to novel solvates of Darunavir of Formula I.
摘要翻译: 本发明涉及式I的达鲁那韦新溶剂化物。
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公开(公告)号:US09643976B2
公开(公告)日:2017-05-09
申请号:US13261929
申请日:2013-01-11
申请人: Anand Gopalkrishna Kamat , Naga Trinadhachari Ganala , Venkata Balaji Boddu , Joseph Prabahar Koilpillai , Sivakumaran Meenaakshisunderam
发明人: Anand Gopalkrishna Kamat , Naga Trinadhachari Ganala , Venkata Balaji Boddu , Joseph Prabahar Koilpillai , Sivakumaran Meenaakshisunderam
IPC分类号: C07D493/04
CPC分类号: C07D493/04
摘要: The present invention relates to novel solvates of Darunavir of Formula I.
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