CA2237647A1 - Processes and intermediates for preparing 1-benzyl-4-((5,6-dimethoxy-1-indanon)-2-yl)methylpiperidine - Google Patents

Processes and intermediates for preparing 1-benzyl-4-((5,6-dimethoxy-1-indanon)-2-yl)methylpiperidine Download PDF

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Publication number
CA2237647A1
CA2237647A1 CA002237647A CA2237647A CA2237647A1 CA 2237647 A1 CA2237647 A1 CA 2237647A1 CA 002237647 A CA002237647 A CA 002237647A CA 2237647 A CA2237647 A CA 2237647A CA 2237647 A1 CA2237647 A1 CA 2237647A1
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CA
Canada
Prior art keywords
alkyl
compound
formula
halo
trifluoromethyl
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002237647A
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English (en)
French (fr)
Inventor
Keith M. Devries
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pfizer Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2237647A1 publication Critical patent/CA2237647A1/en
Abandoned legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D211/00Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/06Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
    • C07D211/08Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
    • C07D211/18Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D211/30Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by doubly bound oxygen or sulfur atoms or by two oxygen or sulfur atoms singly bound to the same carbon atom
    • C07D211/32Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by doubly bound oxygen or sulfur atoms or by two oxygen or sulfur atoms singly bound to the same carbon atom by oxygen atoms

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
CA002237647A 1995-12-15 1996-10-11 Processes and intermediates for preparing 1-benzyl-4-((5,6-dimethoxy-1-indanon)-2-yl)methylpiperidine Abandoned CA2237647A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US875395P 1995-12-15 1995-12-15
US60/008,753 1995-12-15
PCT/IB1996/001076 WO1997022584A1 (en) 1995-12-15 1996-10-11 Processes and intermediates for preparing 1-benzyl-4-((5,6-dimethoxy-1-indanon)-2-yl)methylpiperidine

Publications (1)

Publication Number Publication Date
CA2237647A1 true CA2237647A1 (en) 1997-06-26

Family

ID=21733469

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002237647A Abandoned CA2237647A1 (en) 1995-12-15 1996-10-11 Processes and intermediates for preparing 1-benzyl-4-((5,6-dimethoxy-1-indanon)-2-yl)methylpiperidine

Country Status (33)

Country Link
EP (1) EP0883607A1 (xx)
JP (1) JP3066083B2 (xx)
KR (1) KR20000064387A (xx)
AP (1) AP708A (xx)
AR (1) AR004368A1 (xx)
AU (1) AU716462B2 (xx)
BG (1) BG102525A (xx)
BR (1) BR9612018A (xx)
CA (1) CA2237647A1 (xx)
CO (1) CO4750831A1 (xx)
CZ (1) CZ180898A3 (xx)
DZ (1) DZ2141A1 (xx)
GT (1) GT199600092A (xx)
HN (1) HN1996000065A (xx)
HR (1) HRP960592A2 (xx)
HU (1) HUP9904275A3 (xx)
IL (3) IL136420A0 (xx)
IS (1) IS4752A (xx)
MA (1) MA24032A1 (xx)
NO (1) NO982712D0 (xx)
NZ (1) NZ318843A (xx)
OA (1) OA10694A (xx)
PE (1) PE25698A1 (xx)
PL (1) PL197306B1 (xx)
RO (1) RO121382B1 (xx)
RU (1) RU2160731C2 (xx)
SK (1) SK75498A3 (xx)
TN (1) TNSN96153A1 (xx)
TW (1) TW414787B (xx)
UY (1) UY24401A1 (xx)
WO (1) WO1997022584A1 (xx)
YU (1) YU49486B (xx)
ZA (1) ZA9610533B (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2237078T3 (es) 1998-01-16 2005-07-16 Eisai Co., Ltd. Procedimiento para producir derivados de donepezilo.
IL125809A (en) 1998-08-17 2005-08-31 Finetech Lab Ltd Process and intermediates for production of donepezil and related compounds
US7148354B2 (en) * 2002-07-24 2006-12-12 Dr. Reddy's Laboratories Limited Process for preparation of donepezil
IL150982A (en) 2002-07-30 2007-02-11 Ori Lerman Process for making Donafzil
IL151253A0 (en) * 2002-08-14 2003-04-10 Finetech Lab Ltd Process for production of highly pure donepezil hydrochloride
US6649765B1 (en) 2003-02-12 2003-11-18 Usv Limited, Bsd Marg. Process for the preparation of 1-benzyl-4(5,6-dimethoxy-1-indanon)-2-yl) methyl piperidine hydrochloride (Donepezil HCL)
US6953856B2 (en) 2003-02-12 2005-10-11 Usv, Limited Process for the preparation of 1-benzyl-4-(5,6-dimethoxy-1-indanon)-2-yl) methyl piperidine hydrochloride (Donepezil HCI)
WO2004082685A1 (en) * 2003-03-21 2004-09-30 Ranbaxy Laboratories Limited Process for the preparation of donepezil and derivatives thereof
WO2004099142A1 (en) * 2003-05-05 2004-11-18 Ranbaxy Laboratories Limited Hydrobromide salt of benzyl-piperidylmethyl-indanone and its polymorphs
EP1654230A1 (en) 2003-07-01 2006-05-10 Hetero Drugs Limited Preparation of intermediates for acetyl cholinesterase inhibitors
CN1280273C (zh) 2003-11-05 2006-10-18 天津和美生物技术有限公司 合成多奈哌齐及其衍生物的方法
AU2005288521A1 (en) 2004-09-29 2006-04-06 Chemagis Ltd. Use of purified donepezil maleate for preparing pharmaceutically pure amorphous donepezil hydrochloride
CN100436416C (zh) * 2005-07-29 2008-11-26 西南合成制药股份有限公司 盐酸多奈哌齐合成工艺
GB0515803D0 (en) * 2005-07-30 2005-09-07 Pliva Hrvatska D O O Intermediate compounds
AR057910A1 (es) 2005-11-18 2007-12-26 Synthon Bv Proceso para preparar donepezilo
AU2007203969B2 (en) 2006-01-04 2012-04-05 Cipla Limited Process and intermediate for preparation of donepezil
CA2672212A1 (en) * 2006-12-11 2008-06-19 Reviva Pharmaceuticals, Inc. Compositions, synthesis, and methods of using indanone based cholinesterase inhibitors
WO2013078608A1 (en) 2011-11-29 2013-06-06 Ziqiang Gu Donepezil pamoate and methods of making and using the same
CA2921308A1 (en) 2013-08-16 2015-02-19 Universiteit Maastricht Treatment of cognitive impairment with pde4 inhibitor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI95572C (fi) * 1987-06-22 1996-02-26 Eisai Co Ltd Menetelmä lääkeaineena käyttökelpoisen piperidiinijohdannaisten tai sen farmaseuttisen suolan valmistamiseksi
FR2642069B1 (fr) * 1989-01-20 1991-04-12 Rhone Poulenc Sante Nouveaux derives du benzopyranne, leur preparation et les compositions pharmaceutiques qui les contiennent
DE4439822A1 (de) * 1994-11-08 1996-08-29 Bayer Ag Verfahren zur Herstellung von Benzyl-piperidylmethyl-indanonen

Also Published As

Publication number Publication date
HUP9904275A2 (hu) 2000-05-28
HN1996000065A (es) 1997-06-26
IL136420A0 (en) 2001-06-14
PL197306B1 (pl) 2008-03-31
BG102525A (en) 1999-05-31
AU716462B2 (en) 2000-02-24
IL136421A0 (en) 2001-06-14
EP0883607A1 (en) 1998-12-16
BR9612018A (pt) 1999-02-17
TNSN96153A1 (fr) 2005-03-15
CZ180898A3 (cs) 1999-05-12
JP3066083B2 (ja) 2000-07-17
IS4752A (is) 1998-05-22
RU2160731C2 (ru) 2000-12-20
AR004368A1 (es) 1998-11-04
AP708A (en) 1998-12-04
RO121382B1 (ro) 2007-04-30
WO1997022584A1 (en) 1997-06-26
IL124452A0 (en) 1998-12-06
HUP9904275A3 (en) 2001-05-28
NO982712L (no) 1998-06-12
NO982712D0 (no) 1998-06-12
SK75498A3 (en) 1999-08-06
MA24032A1 (fr) 1997-07-01
UY24401A1 (es) 1997-06-09
JPH11500756A (ja) 1999-01-19
KR20000064387A (ko) 2000-11-06
YU66096A (en) 1999-11-22
NZ318843A (en) 2000-01-28
PL327512A1 (en) 1998-12-21
TW414787B (en) 2000-12-11
CO4750831A1 (es) 1999-03-31
DZ2141A1 (fr) 2002-07-23
AU7092596A (en) 1997-07-14
ZA9610533B (en) 1998-06-15
PE25698A1 (es) 1998-05-21
HRP960592A2 (en) 1998-06-30
GT199600092A (es) 1998-05-12
OA10694A (en) 2001-05-04
AP9600892A0 (en) 1997-01-31
YU49486B (sh) 2006-08-17
MX9804820A (es) 1998-10-31

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EEER Examination request
FZDE Discontinued