ATE29486T1 - Verfahren zur herstellung von naproxen. - Google Patents

Verfahren zur herstellung von naproxen.

Info

Publication number
ATE29486T1
ATE29486T1 AT85200682T AT85200682T ATE29486T1 AT E29486 T1 ATE29486 T1 AT E29486T1 AT 85200682 T AT85200682 T AT 85200682T AT 85200682 T AT85200682 T AT 85200682T AT E29486 T1 ATE29486 T1 AT E29486T1
Authority
AT
Austria
Prior art keywords
halo
chloro
methoxy
naproxen
propan
Prior art date
Application number
AT85200682T
Other languages
English (en)
Inventor
Oreste Piccolo
Ermanno Valoti
Giuseppina Visentin
Original Assignee
Blaschim Spa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11173137&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE29486(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Blaschim Spa filed Critical Blaschim Spa
Application granted granted Critical
Publication of ATE29486T1 publication Critical patent/ATE29486T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46—Friedel-Crafts reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
    • C07C49/84—Ketones containing a keto group bound to a six-membered aromatic ring containing ether groups, groups, groups, or groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Pyrane Compounds (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AT85200682T 1984-05-10 1985-05-01 Verfahren zur herstellung von naproxen. ATE29486T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT20859/84A IT1174084B (it) 1984-05-10 1984-05-10 Procentimento per preparare il naproxen
EP85200682A EP0163338B1 (de) 1984-05-10 1985-05-01 Verfahren zur Herstellung von Naproxen

Publications (1)

Publication Number Publication Date
ATE29486T1 true ATE29486T1 (de) 1987-09-15

Family

ID=11173137

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85200682T ATE29486T1 (de) 1984-05-10 1985-05-01 Verfahren zur herstellung von naproxen.

Country Status (16)

Country Link
US (2) US4736061A (de)
EP (1) EP0163338B1 (de)
JP (1) JPS6193135A (de)
KR (1) KR850008485A (de)
AT (1) ATE29486T1 (de)
AU (1) AU579368B2 (de)
CA (1) CA1238341A (de)
DE (1) DE3560576D1 (de)
DK (1) DK205685A (de)
ES (1) ES8603373A1 (de)
FI (1) FI851847A7 (de)
IL (1) IL75130A (de)
IT (1) IT1174084B (de)
NO (1) NO160437C (de)
PT (1) PT80411B (de)
ZA (1) ZA853411B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1221916B (it) * 1987-03-13 1990-08-23 Blaschim Spa Metodo migliorato epr acilare un derivato del naftalene
IT1227537B (it) * 1987-07-28 1991-04-12 Zambon Spa Processo per la preparazione dell'acido s(+)-2-(6-metossi-2-naftil)- propionico
IT1235649B (it) * 1988-12-22 1992-09-18 Zambon Spa Processo per la preparazione del 2-metossi-6-propionil-naftalene per acilazione del 2-metossi-naftalene
US5360938A (en) * 1991-08-21 1994-11-01 Union Carbide Chemicals & Plastics Technology Corporation Asymmetric syntheses
IT1251958B (it) * 1991-10-18 1995-05-27 Zambon Spa Processo per la dealogenazione di derivati del naftalene
US5792886A (en) * 1997-01-08 1998-08-11 Albemarle Corporation Production of racemic 2-(6-methoxy-2-naphthyl) propionic acid of precursors thereof
US6096920A (en) * 1997-01-08 2000-08-01 Albemarle Corporation Preparation of carboxylic compounds and their derivatives
US6080888A (en) * 1997-01-08 2000-06-27 Albemarle Corporation Preparation of olefinic compounds and carboxylic derivatives thereof
US5859292A (en) * 1997-12-11 1999-01-12 Albemarle Corporation Preparation of high purity sodium (S)-2(6-methoxy-2-naphthyl)propionate
US5874614A (en) * 1997-12-11 1999-02-23 Albemarle Corporation Sodium (S)-2-(6-methoxy-2-naphthyl)propionate monohydrate
SK16482002A3 (sk) * 2002-11-20 2004-06-08 Slovakofarma, A. S. Spôsob prípravy substituovaných derivátov 2-aryl alkánových kyselín
CN109761803A (zh) * 2019-01-29 2019-05-17 湖南九典制药股份有限公司 一种萘普生关键中间体的合成方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3884950A (en) * 1973-12-13 1975-05-20 Toray Silicone Co Organopolysiloxane composition having improved heat stability
US4107439A (en) * 1976-06-16 1978-08-15 The Upjohn Company Process for preparing arylalkanoic acid derivatives
IE50897B1 (en) * 1980-02-26 1986-08-06 Blaschim Spa Process for preparing esters of alkanoic acids via rearrangement of alpha-haloketals
IT1168387B (it) * 1981-04-01 1987-05-20 Alfa Farmaceutici Spa Procedimento per la preparazione dell'acido 2-(6-metossi-2-naftil)-propionico
JPS5810525A (ja) * 1981-06-15 1983-01-21 Sagami Chem Res Center 光学活性な１−芳香族基置換−１−アルカノン類の製造方法
IT1167476B (it) * 1981-07-23 1987-05-13 Blasinachim Spa Procedimento per preparare acidi alcanoici o i loro esteri mediante riarrangiamento di alfa-alogeno-chetoni in mezzo protico e in presenza di un sale di un metallo non nobile
FI82680C (fi) * 1981-12-11 1991-04-10 Syntex Pharma Int Framstaellning av - arylalkansyror.
US4510321A (en) * 1983-01-31 1985-04-09 Allied Corporation Autoxidative cleavage of ketones in the presence of pulverized alkali metal hydroxide
ATE23987T1 (de) * 1984-02-02 1986-12-15 Zambon Spa Verfahren zur herstellung von alpharylalkans|uren.
IT1173369B (it) * 1984-02-24 1987-06-24 Zambon Spa Processo per la preparazione di acidi alfa-arilalcanoici otticamente attivi

Also Published As

Publication number Publication date
FI851847A0 (fi) 1985-05-09
IL75130A0 (en) 1985-09-29
PT80411A (en) 1985-06-01
AU4199885A (en) 1985-11-14
US4736061A (en) 1988-04-05
IT1174084B (it) 1987-07-01
ZA853411B (en) 1986-03-26
ES542917A0 (es) 1986-01-01
DK205685A (da) 1985-11-11
IT8420859A0 (it) 1984-05-10
PT80411B (en) 1986-12-15
ES8603373A1 (es) 1986-01-01
JPS6193135A (ja) 1986-05-12
DE3560576D1 (en) 1987-10-15
EP0163338B1 (de) 1987-09-09
AU579368B2 (en) 1988-11-24
EP0163338A1 (de) 1985-12-04
KR850008485A (ko) 1985-12-18
CA1238341A (en) 1988-06-21
NO160437C (no) 1989-04-19
IT8420859A1 (it) 1985-11-10
DK205685D0 (da) 1985-05-09
NO160437B (no) 1989-01-09
US4864063A (en) 1989-09-05
FI851847L (fi) 1985-11-11
FI851847A7 (fi) 1985-11-11
NO851828L (no) 1985-11-11
IL75130A (en) 1988-07-31

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Legal Events

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UEP Publication of translation of european patent specification
RZN Patent revoked