ATE396180T1 - Verfahren zur herstellung von 2,6-diamino-4,5,6,7-tetrahydrobenzothiazol - Google Patents

Verfahren zur herstellung von 2,6-diamino-4,5,6,7-tetrahydrobenzothiazol

Info

Publication number
ATE396180T1
ATE396180T1 AT03769701T AT03769701T ATE396180T1 AT E396180 T1 ATE396180 T1 AT E396180T1 AT 03769701 T AT03769701 T AT 03769701T AT 03769701 T AT03769701 T AT 03769701T AT E396180 T1 ATE396180 T1 AT E396180T1
Authority
AT
Austria
Prior art keywords
tetrahydrobenzothiazole
diamino
producing
Prior art date
Application number
AT03769701T
Other languages
English (en)
Inventor
Dharmaraj Rao
Rajendra Narayanrao Kankan
Original Assignee
Cipla Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cipla Ltd filed Critical Cipla Ltd
Application granted granted Critical
Publication of ATE396180T1 publication Critical patent/ATE396180T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D277/62—Benzothiazoles
    • C07D277/68—Benzothiazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
    • C07D277/82—Nitrogen atoms
AT03769701T 2002-11-04 2003-11-03 Verfahren zur herstellung von 2,6-diamino-4,5,6,7-tetrahydrobenzothiazol ATE396180T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0225701A GB2394951A (en) 2002-11-04 2002-11-04 One pot synthesis of 2,6-diamino-4,5,6,7-tetrahydro-benzothiazole

Publications (1)

Publication Number Publication Date
ATE396180T1 true ATE396180T1 (de) 2008-06-15

Family

ID=9947186

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03769701T ATE396180T1 (de) 2002-11-04 2003-11-03 Verfahren zur herstellung von 2,6-diamino-4,5,6,7-tetrahydrobenzothiazol

Country Status (25)

Country Link
US (1) US7285669B2 (de)
EP (1) EP1562921B1 (de)
JP (1) JP4708792B2 (de)
KR (1) KR101086844B1 (de)
CN (1) CN100551918C (de)
AP (1) AP1882A (de)
AT (1) ATE396180T1 (de)
AU (1) AU2003278396B2 (de)
BR (1) BR0315919A (de)
CA (1) CA2505179C (de)
DE (1) DE60321208D1 (de)
EC (1) ECSP055835A (de)
GB (1) GB2394951A (de)
HR (1) HRPK20050403B3 (de)
IS (1) IS7882A (de)
MA (1) MA27534A1 (de)
MX (1) MXPA05004815A (de)
NO (1) NO20052189L (de)
NZ (1) NZ539953A (de)
PL (1) PL376543A1 (de)
PT (1) PT1562921E (de)
RU (1) RU2305097C2 (de)
TN (1) TNSN05125A1 (de)
WO (1) WO2004041797A1 (de)
ZA (1) ZA200503548B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0221513D0 (en) * 2002-09-17 2002-10-23 Generics Uk Ltd Novel compounds and processes
WO2006012277A2 (en) * 2004-06-30 2006-02-02 Amr Technology, Inc. Biocatalytic process for preparing enantiomerically enriched pramipexole
WO2006003677A1 (en) * 2004-07-01 2006-01-12 Alembic Limited Improved process for the preparation of biologically active tetrahydrobenzthiazole derivative
US8518926B2 (en) 2006-04-10 2013-08-27 Knopp Neurosciences, Inc. Compositions and methods of using (R)-pramipexole
CA2652251A1 (en) 2006-05-16 2007-11-29 Knopp Neurosciences, Inc. Compositions of r(+) and s(-) pramipexole and methods for using the same
US8524695B2 (en) 2006-12-14 2013-09-03 Knopp Neurosciences, Inc. Modified release formulations of (6R)-4,5,6,7-tetrahydro-N6-propyl-2,6-benzothiazole-diamine and methods of using the same
SI22446A (sl) * 2007-02-07 2008-08-31 Krka, Tovarna Zdravil, D.D., Novo Mesto Nov postopek za sintezo pramipeksola in njegovih farmacevtsko sprejemljivih soli
WO2008104847A2 (en) * 2007-02-26 2008-09-04 Wockhardt Research Centre Processes for the preparation of pramipexole and salts thereof
US8519148B2 (en) 2007-03-14 2013-08-27 Knopp Neurosciences, Inc. Synthesis of chirally purified substituted benzothiazole diamines
CN101429173B (zh) * 2007-11-09 2012-12-05 重庆医药工业研究院有限责任公司 一种普拉克索中间体2,6-二氨基-4,5,6,7-四氢-苯并噻唑的制备方法
KR20110071064A (ko) 2008-08-19 2011-06-28 크놉 뉴로사이언시스 인코포레이티드 (ｒ)-프라미펙솔을 사용하는 조성물 및 방법
WO2011021214A2 (en) * 2009-08-07 2011-02-24 Msn Laboratories Limited Improved process for the preparation of (s)-2-amino-4,5,6,7-tetrahydro-6 - (propylamino) benzothiazole and its pharmaceutically acceptable salts
US9512096B2 (en) 2011-12-22 2016-12-06 Knopp Biosciences, LLP Synthesis of amine substituted 4,5,6,7-tetrahydrobenzothiazole compounds
US9662313B2 (en) 2013-02-28 2017-05-30 Knopp Biosciences Llc Compositions and methods for treating amyotrophic lateral sclerosis in responders
RS61539B1 (sr) 2013-07-12 2021-04-29 Knopp Biosciences Llc Lečenje povišenih nivoa eozinofila i/ili bazofila
US9468630B2 (en) 2013-07-12 2016-10-18 Knopp Biosciences Llc Compositions and methods for treating conditions related to increased eosinophils
CA2921381A1 (en) 2013-08-13 2015-02-19 Knopp Biosciences Llc Compositions and methods for treating chronic urticaria
WO2015023786A1 (en) 2013-08-13 2015-02-19 Knopp Biosciences Llc Compositions and methods for treating plasma cell disorders and b-cell prolymphocytic disorders
CN104311507A (zh) * 2013-10-09 2015-01-28 安徽万邦医药科技有限公司 (6s)-2,6-二氨基-4,5,6,7-四氢苯并噻唑的制备方法
CN103613562B (zh) * 2013-11-25 2015-09-30 浙江美诺华药物化学有限公司 一种普拉克索的制备方法
CN107573301B (zh) * 2017-11-08 2020-08-11 江苏长青农化股份有限公司 一种三环唑中间体的制备方法
CN109232471B (zh) * 2018-10-31 2022-05-10 安徽省庆云医药股份有限公司 一种盐酸普拉克索的制备方法
CN111362884A (zh) * 2018-12-26 2020-07-03 江苏神龙药业股份有限公司 一种2,6-二氨基-4,5,6,7-四氢-苯并噻唑的工业化制备方法
CN110734413A (zh) * 2019-12-02 2020-01-31 山东铂源药业有限公司 一种普拉克索中间体2,6-二氨基-4,5,6,7-四氢苯并噻唑的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE45735T1 (de) * 1984-12-22 1989-09-15 Thomae Gmbh Dr K Tetrahydro-benzthiazole, deren herstellung und deren verwendung als zwischenprodukte oder als arnzneimittel.
DE3447075A1 (de) * 1984-12-22 1986-07-03 Dr. Karl Thomae Gmbh, 7950 Biberach Tetrahydro-benzthiazole, deren herstellung und deren verwendung als zwischenprodukte oder als arzneimittel
ES2187249B1 (es) * 2000-09-18 2004-09-16 Synthon Bv Procedimiento para la preparacion de 2-amino-6-(alquil)amino-4,5,6,7-tetrahidrobenzotiazoles.

Also Published As

Publication number Publication date
EP1562921B1 (de) 2008-05-21
NZ539953A (en) 2007-11-30
JP2006506412A (ja) 2006-02-23
EP1562921A1 (de) 2005-08-17
AP2005003306A0 (en) 2005-06-30
MA27534A1 (fr) 2005-09-01
ZA200503548B (en) 2006-12-27
MXPA05004815A (es) 2005-08-18
AU2003278396B2 (en) 2010-04-01
BR0315919A (pt) 2005-09-20
GB2394951A (en) 2004-05-12
AU2003278396A1 (en) 2004-06-07
ECSP055835A (es) 2005-11-22
KR20050072474A (ko) 2005-07-11
IS7882A (is) 2005-06-02
CA2505179A1 (en) 2004-05-21
PL376543A1 (pl) 2006-01-09
DE60321208D1 (de) 2008-07-03
PT1562921E (pt) 2008-06-11
CN100551918C (zh) 2009-10-21
TNSN05125A1 (en) 2007-05-14
CA2505179C (en) 2012-10-16
AP1882A (en) 2008-08-21
RU2305097C2 (ru) 2007-08-27
RU2005117364A (ru) 2006-02-27
US20060100256A1 (en) 2006-05-11
NO20052189L (no) 2005-06-03
HRPK20050403B3 (en) 2007-05-31
KR101086844B1 (ko) 2011-11-24
HRP20050403A2 (en) 2005-12-31
CN1735604A (zh) 2006-02-15
GB0225701D0 (en) 2002-12-11
JP4708792B2 (ja) 2011-06-22
US7285669B2 (en) 2007-10-23
WO2004041797A1 (en) 2004-05-21

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