WO2007121466A3 - Process for preparing rimonabant - Google Patents

Process for preparing rimonabant Download PDF

Info

Publication number
WO2007121466A3
WO2007121466A3 PCT/US2007/066858 US2007066858W WO2007121466A3 WO 2007121466 A3 WO2007121466 A3 WO 2007121466A3 US 2007066858 W US2007066858 W US 2007066858W WO 2007121466 A3 WO2007121466 A3 WO 2007121466A3
Authority
WO
WIPO (PCT)
Prior art keywords
rimonabant
preparing
preparing rimonabant
processes
Prior art date
Application number
PCT/US2007/066858
Other languages
French (fr)
Other versions
WO2007121466A2 (en
Inventor
Pratap Reddy Padi
Vijayabhaskar Bolugoddu
Vijaya Kumar Kotagiri
Sashikanth Suthrapu
Sravanthi Vecha
Seetha Rama Sarma Peri
Nageswara Rao Challa
Praveen Cherukupally
Original Assignee
Reddys Lab Ltd Dr
Reddys Lab Inc Dr
Pratap Reddy Padi
Vijayabhaskar Bolugoddu
Vijaya Kumar Kotagiri
Sashikanth Suthrapu
Sravanthi Vecha
Seetha Rama Sarma Peri
Nageswara Rao Challa
Praveen Cherukupally
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 Reddys Lab Ltd Dr, Reddys Lab Inc Dr, Pratap Reddy Padi, Vijayabhaskar Bolugoddu, Vijaya Kumar Kotagiri, Sashikanth Suthrapu, Sravanthi Vecha, Seetha Rama Sarma Peri, Nageswara Rao Challa, Praveen Cherukupally filed Critical Reddys Lab Ltd Dr
Publication of WO2007121466A2 publication Critical patent/WO2007121466A2/en
Publication of WO2007121466A3 publication Critical patent/WO2007121466A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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 to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links

Abstract

Processes for preparing rimonabant.
PCT/US2007/066858 2006-04-18 2007-04-18 Process for preparing rimonabant WO2007121466A2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US79288606P 2006-04-18 2006-04-18
US60/792,886 2006-04-18
US80494706P 2006-06-16 2006-06-16
US60/804,947 2006-06-16

Publications (2)

Publication Number Publication Date
WO2007121466A2 WO2007121466A2 (en) 2007-10-25
WO2007121466A3 true WO2007121466A3 (en) 2008-07-24

Family

ID=38610458

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/066858 WO2007121466A2 (en) 2006-04-18 2007-04-18 Process for preparing rimonabant

Country Status (1)

Country Link
WO (1) WO2007121466A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ300115B6 (en) * 2006-12-01 2009-02-11 Zentiva, A. S. Process for preparing N-piperidino-5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methylpyrazole-3-carboxamide (rimonabant)
WO2008064615A2 (en) * 2006-12-01 2008-06-05 Zentiva, A.S. Crystalline and amorphous forms of rimonabant and processes for obtaining them
WO2008088900A2 (en) * 2007-01-18 2008-07-24 Teva Pharmaceutical Industries Ltd. Polymorphic forms of rimonabant base and processes for preparation thereof
CN101585810B (en) * 2008-05-23 2011-12-14 华东理工大学 Preparation method of 5-(4-chlorphenyl)-1-(2, 4-dichlorophenyl) 4- methylpyrazole-3-formic ether

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5624941A (en) * 1992-06-23 1997-04-29 Sanofi Pyrazole derivatives, method of preparing them and pharmaceutical compositions in which they are present

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5624941A (en) * 1992-06-23 1997-04-29 Sanofi Pyrazole derivatives, method of preparing them and pharmaceutical compositions in which they are present

Also Published As

Publication number Publication date
WO2007121466A2 (en) 2007-10-25

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