SE516689C2 - Förfarande för framtällning av citalopram - Google Patents

Förfarande för framtällning av citalopram

Info

Publication number
SE516689C2
SE516689C2 SE0100194A SE0100194A SE516689C2 SE 516689 C2 SE516689 C2 SE 516689C2 SE 0100194 A SE0100194 A SE 0100194A SE 0100194 A SE0100194 A SE 0100194A SE 516689 C2 SE516689 C2 SE 516689C2
Authority
SE
Sweden
Prior art keywords
process according
formula
compound
citalopram
nickel
Prior art date
Application number
SE0100194A
Other languages
English (en)
Swedish (sv)
Other versions
SE0100194D0 (sv
SE0100194L (sv
Inventor
Hans Petersen
Michael Harold Rock
Original Assignee
Lundbeck & Co As H
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 Lundbeck & Co As H filed Critical Lundbeck & Co As H
Publication of SE0100194D0 publication Critical patent/SE0100194D0/xx
Publication of SE0100194L publication Critical patent/SE0100194L/xx
Publication of SE516689C2 publication Critical patent/SE516689C2/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/22—Organic complexes
    • B01J31/2282—Unsaturated compounds used as ligands
    • B01J31/2295—Cyclic compounds, e.g. cyclopentadienyls
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
    • A61K31/34—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
    • A61K31/34—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide
    • A61K31/343—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00—Drugs for disorders of the nervous system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00—Drugs for disorders of the nervous system
    • A61P25/24—Antidepressants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00—Drugs for disorders of the nervous system
    • A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/24—Phosphines, i.e. phosphorus bonded to only carbon atoms, or to both carbon and hydrogen atoms, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, phosphole or anionic phospholide ligands
    • B01J31/2404—Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/40—Substitution reactions at carbon centres, e.g. C-C or C-X, i.e. carbon-hetero atom, cross-coupling, C-H activation or ring-opening reactions
    • B01J2231/42—Catalytic cross-coupling, i.e. connection of previously not connected C-atoms or C- and X-atoms without rearrangement
    • B01J2231/4205—C-C cross-coupling, e.g. metal catalyzed or Friedel-Crafts type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80—Complexes comprising metals of Group VIII as the central metal
    • B01J2531/84—Metals of the iron group
    • B01J2531/847—Nickel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Epidemiology (AREA)
  • Psychiatry (AREA)
  • Pain & Pain Management (AREA)
  • Hospice & Palliative Care (AREA)
  • Rheumatology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Steroid Compounds (AREA)
  • Furan Compounds (AREA)
SE0100194A 1999-06-25 2001-01-24 Förfarande för framtällning av citalopram SE516689C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA199900921 1999-06-25
PCT/DK1999/000643 WO2000011926A2 (en) 1999-06-25 1999-11-19 Method for the preparation of citalopram

Publications (3)

Publication Number Publication Date
SE0100194D0 SE0100194D0 (sv) 2001-01-24
SE0100194L SE0100194L (sv) 2001-04-25
SE516689C2 true SE516689C2 (sv) 2002-02-12

Family

ID=8099044

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0100194A SE516689C2 (sv) 1999-06-25 2001-01-24 Förfarande för framtällning av citalopram

Country Status (36)

Country Link
US (1) US6750358B2 (de)
EP (1) EP1105382B1 (de)
JP (1) JP3389571B2 (de)
KR (1) KR100491369B1 (de)
CN (1) CN1129593C (de)
AR (1) AR020573A1 (de)
AT (3) AT409960B (de)
AU (2) AU1374800A (de)
BG (1) BG106190A (de)
BR (1) BR9917367A (de)
CA (1) CA2290125C (de)
CH (1) CH691304A5 (de)
CZ (1) CZ292174B6 (de)
DE (2) DE69900891D1 (de)
DK (1) DK1105382T3 (de)
EA (1) EA002661B1 (de)
ES (1) ES2172356T3 (de)
FI (1) FI108538B (de)
GB (1) GB2354240B (de)
HK (1) HK1047745B (de)
HU (1) HUP0103417A3 (de)
IL (1) IL145960A0 (de)
IS (1) IS5862A (de)
IT (1) ITMI991579A1 (de)
MX (1) MXPA01010986A (de)
NO (1) NO20010318L (de)
NZ (1) NZ514982A (de)
PL (1) PL345971A1 (de)
PT (1) PT1105382E (de)
SE (1) SE516689C2 (de)
SI (1) SI1105382T1 (de)
SK (1) SK18412001A3 (de)
TR (1) TR200103700T2 (de)
UA (1) UA62023C2 (de)
WO (1) WO2000011926A2 (de)
ZA (1) ZA200108855B (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HK1043130B (zh) 1998-12-23 2005-03-04 H‧隆德贝克有限公司 制备5-氰基2-苯并[c]呋喃酮的方法
AR022329A1 (es) 1999-01-29 2002-09-04 Lundbeck & Co As H Metodo para la preparacion de 5-cianoftalida
IL145615A0 (en) 1999-04-14 2002-06-30 Lundbeck & Co As H Method for the preparation of citalopram
ITMI991581A1 (it) * 1999-06-25 2001-01-15 Lundbeck & Co As H Metodo per la preparazione di citalopram
ITMI991579A1 (it) 1999-06-25 2001-01-15 Lundbeck & Co As H Metodo per la preparazione di citalopram
GB2360281B (en) 1999-10-25 2002-01-16 Lundbeck & Co As H Method for the preparation of citalopram
HK1043129B (zh) 1999-10-25 2004-10-21 H‧隆德贝克有限公司 西酞普蘭的製備方法
AR026063A1 (es) 1999-11-01 2002-12-26 Lundbeck & Co As H Metodo para la preparacion de 5-carboxiftalida.
NZ519739A (en) 1999-12-28 2004-03-26 H Method for the preparation of citalopram
PT1246813E (pt) 1999-12-30 2004-02-27 Lundbeck & Co As H Metodo para a preparacao de citalopram
WO2001051477A1 (en) 2000-01-14 2001-07-19 H. Lundbeck A/S Method for the preparation of 5-cyanophthalide
NL1017415C1 (nl) 2000-02-24 2001-05-18 Lundbeck & Co As H Werkwijze voor de bereiding van Citalopram.
IES20010157A2 (en) 2000-03-03 2002-03-06 Lundbeck & Co As H Method for the preparation of citalopram
GB0005477D0 (en) 2000-03-07 2000-04-26 Resolution Chemicals Limited Process for the preparation of citalopram
BR0109364A (pt) 2000-03-13 2002-12-24 Lundbeck & Co As H Métodos para fabricação de citalopram através de alquilação escalonada de 5-substituìda 1- (4-fluorofenil) - 1,3- diidroisobenzofuranos e citalopram
GB2357762B (en) * 2000-03-13 2002-01-30 Lundbeck & Co As H Crystalline base of citalopram
NL1017500C1 (nl) 2000-03-13 2001-04-26 Lundbeck & Co As H Werkwijze voor de bereiding van Citalopram.
SK14602002A3 (sk) 2000-03-13 2003-02-04 H. Lundbeck A/S Spôsob výroby citalopramu a medziprodukty
IL151488A0 (en) 2000-03-14 2003-04-10 Lundbeck & Co As H Method for the preparation of citalopram
TR200202168T2 (tr) * 2000-03-16 2002-12-23 H. Lundbeck A/S 5-Siyano-1-(4-Florofenil)-1,3-Dihidroizobenzofuranların preparasyon metodu
AR032455A1 (es) 2000-05-12 2003-11-12 Lundbeck & Co As H Metodo para la preparacion de citalopram, un intermediario empleado en el metodo, un metodo para la preparacion del intermediario empleado en el metodo y composicion farmaceutica antidepresiva
SK3362002A3 (en) * 2000-07-06 2002-08-06 Lundbeck & Co As H Method for the preparation of citalopram
IL144816A (en) * 2000-08-18 2005-09-25 Lundbeck & Co As H Method for the preparation of citalopram
TR200201166T1 (tr) * 2000-12-22 2002-10-21 H.Lundbecks A/S Saf sitalopram hazırlanması için yöntem
JP2003519121A (ja) * 2000-12-28 2003-06-17 ハー・ルンドベック・アクチエゼルスカベット 純粋なシタロプラムの製造方法
CA2435925A1 (en) 2001-01-30 2002-08-08 Orion Corporation Fermion Process for the preparation of 1-(3-dimethylaminopropyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile
GB0105627D0 (en) * 2001-03-07 2001-04-25 Cipla Ltd Preparation of phthalanes
HRP20030811A2 (en) * 2001-03-09 2005-08-31 Ranbaxy Laboratories Limited Process for the preparation of citalopram
ATE352546T1 (de) * 2001-07-31 2007-02-15 Lundbeck & Co As H Kristalline zusammensetzung enthaltend escitalopram
WO2003057132A2 (en) 2002-01-07 2003-07-17 Sun Pharmaceutical Industries Limited Process for the preparation of 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)- 1,3-dihydro-5-isobenzofuran carbonitrile
AR040970A1 (es) 2002-08-12 2005-04-27 Lundbeck & Co As H Metodo para la separacion de intermediarios que pueden ser utilizados para la preparacion de escitalopram
AU2003223105A1 (en) * 2003-03-24 2004-10-18 Hetero Drugs Limited Novel crystalline forms of (s)-citalopram oxalate
EP1486492A3 (de) * 2003-06-10 2005-02-23 Sun Pharmaceuticals Industries Ltd. Ein Verfahren zur Hydrogenolyse von [1-(3-dimethylamino)propyl)]-1-(4-fluorophenyl)-1,3-dihydro-5-halo-isobenzofuran
TWI339651B (en) 2004-02-12 2011-04-01 Lundbeck & Co As H Method for the separation of intermediates which may be used for the preparation of escitalopram
JP2006008603A (ja) * 2004-06-25 2006-01-12 Sumitomo Chemical Co Ltd 光学活性シタロプラムの製造方法、その中間体およびその製造方法
KR101166280B1 (ko) 2004-08-23 2013-11-27 썬 파마 글로벌 에프제트이 시탈로프램 및 에난티오머의 제조 방법
WO2006103550A1 (en) * 2005-03-31 2006-10-05 Ranbaxy Laboratories Limited Processes for the preparation of citalopram and its intermediate 5-aminophthalide
TWI358407B (en) 2005-06-22 2012-02-21 Lundbeck & Co As H Crystalline base of escitalopram and orodispersibl
US7834201B2 (en) 2005-06-22 2010-11-16 H. Lundbeck A/S Crystalline base of escitalopram and orodispersible tablets comprising escitalopram base
EP2017271A1 (de) 2007-07-06 2009-01-21 Aurobindo Pharma Limited Verfahren zur Herstellung von Escitalopram

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1143703A (de) 1965-03-18
GB1526331A (en) * 1976-01-14 1978-09-27 Kefalas As Phthalanes
GB8419963D0 (en) 1984-08-06 1984-09-12 Lundbeck & Co As H Intermediate compound and method
GB8814057D0 (en) 1988-06-14 1988-07-20 Lundbeck & Co As H New enantiomers & their isolation
CA2010159A1 (en) 1989-02-21 1990-08-21 James J. Maul Cyanation of haloaromatics utilizing catalysts generated in situ starting with nic1 or nic1 6h 0
US5296507A (en) 1990-09-06 1994-03-22 H.Lundbeck A/S Treatment of cerbrovascular disorders
DE19626659A1 (de) 1996-07-03 1998-01-08 Basf Ag Verfahren zur Herstellung von Phthaliden
DE19627697A1 (de) 1996-07-10 1998-01-15 Basf Ag Verfahren zur Herstellung von Phthaliden
DE19706648A1 (de) 1997-02-20 1998-08-27 Bayer Ag Verfahren zur Herstellung von aromatischen Nitrilen
JP3526581B2 (ja) 1997-07-08 2004-05-17 ハー・ルンドベック・アクティーゼルスカブ シタロプラムの製造方法
UA62985C2 (en) 1997-11-10 2004-01-15 Lunnbeck As H A method for the preparation of citalopram
CN1286687A (zh) 1997-11-11 2001-03-07 H·隆德贝克有限公司 制备西酞普兰的方法
WO2000023431A1 (en) 1998-10-20 2000-04-27 H. Lundbeck A/S Method for the preparation of citalopram
HK1043130B (zh) 1998-12-23 2005-03-04 H‧隆德贝克有限公司 制备5-氰基2-苯并[c]呋喃酮的方法
AR022329A1 (es) 1999-01-29 2002-09-04 Lundbeck & Co As H Metodo para la preparacion de 5-cianoftalida
DE10015280A1 (de) 1999-03-29 2001-01-04 Nissan Chemical Ind Ltd Verfahren zur Herstellung von Benzonitrilverbindungen
IL145615A0 (en) 1999-04-14 2002-06-30 Lundbeck & Co As H Method for the preparation of citalopram
ITMI991579A1 (it) 1999-06-25 2001-01-15 Lundbeck & Co As H Metodo per la preparazione di citalopram
ITMI991581A1 (it) 1999-06-25 2001-01-15 Lundbeck & Co As H Metodo per la preparazione di citalopram
GB2360281B (en) 1999-10-25 2002-01-16 Lundbeck & Co As H Method for the preparation of citalopram
US6310222B1 (en) 1999-11-01 2001-10-30 Sumika Fine Chemicals Co., Ltd. Production method of 5-phthalancarbonitrile compound, intermediate therefor and production method of the intermediate
GB0005477D0 (en) 2000-03-07 2000-04-26 Resolution Chemicals Limited Process for the preparation of citalopram
TR200201166T1 (tr) 2000-12-22 2002-10-21 H.Lundbecks A/S Saf sitalopram hazırlanması için yöntem
JP2003519121A (ja) 2000-12-28 2003-06-17 ハー・ルンドベック・アクチエゼルスカベット 純粋なシタロプラムの製造方法

Also Published As

Publication number Publication date
FI20010154L (fi) 2001-02-09
SI1105382T1 (en) 2002-06-30
AU1374800A (en) 2000-03-21
ATE213237T1 (de) 2002-02-15
HK1047745B (zh) 2004-09-10
PT1105382E (pt) 2002-07-31
BR9917367A (pt) 2002-03-05
CN1129593C (zh) 2003-12-03
IS5862A (is) 2001-02-23
DK1105382T3 (da) 2002-05-27
DE69900891D1 (de) 2002-03-21
ITMI991579A0 (it) 1999-07-15
MXPA01010986A (es) 2002-06-04
TR200103700T2 (tr) 2002-05-21
PL345971A1 (en) 2002-01-14
CA2290125A1 (en) 2000-12-25
AU2001100433B4 (en) 2002-01-17
NO20010318L (no) 2001-02-20
CZ292174B6 (cs) 2003-08-13
DE19983486C2 (de) 2002-09-05
KR100491369B1 (ko) 2005-05-24
GB0101508D0 (en) 2001-03-07
EA002661B1 (ru) 2002-08-29
AT4366U1 (de) 2001-06-25
US6750358B2 (en) 2004-06-15
IL145960A0 (en) 2002-07-25
UA62023C2 (en) 2003-12-15
SK18412001A3 (sk) 2002-05-09
HUP0103417A2 (hu) 2002-01-28
EA200101071A1 (ru) 2002-02-28
SE0100194D0 (sv) 2001-01-24
DE19983486T1 (de) 2001-10-18
FI108538B (fi) 2002-02-15
US20020061925A1 (en) 2002-05-23
AR020573A1 (es) 2002-05-15
AT409960B (de) 2002-12-27
CN1356993A (zh) 2002-07-03
KR20020011982A (ko) 2002-02-09
WO2000011926A3 (en) 2000-06-29
HUP0103417A3 (en) 2003-01-28
EP1105382A2 (de) 2001-06-13
ES2172356T3 (es) 2002-09-16
AU2001100433A4 (en) 2001-11-01
ZA200108855B (en) 2002-08-28
WO2000011926A2 (en) 2000-03-09
GB2354240B (en) 2001-05-23
CA2290125C (en) 2004-08-10
ITMI991579A1 (it) 2001-01-15
CH691304A5 (de) 2001-06-29
JP2002523432A (ja) 2002-07-30
SE0100194L (sv) 2001-04-25
NO20010318D0 (no) 2001-01-19
BG106190A (en) 2002-08-30
NZ514982A (en) 2004-01-30
ATA904099A (de) 2002-05-15
EP1105382B1 (de) 2002-02-13
HK1047745A1 (en) 2003-03-07
JP3389571B2 (ja) 2003-03-24
CZ2001319A3 (en) 2001-05-16
GB2354240A (en) 2001-03-21

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