PT72548A - Process for the preparation of esters of 2-(6'-methoxy-2'-naphtyl)-propionic acid by rearrangement of new cetals of new cetals of 2-halo-1-(6'-methoxy-2'-naphtyl)-propan-1-one and of new esters of the thus obtained 2-(5'-bromo-6'-methoxy-2'-naphtyl)-propionic - Google Patents

Process for the preparation of esters of 2-(6'-methoxy-2'-naphtyl)-propionic acid by rearrangement of new cetals of new cetals of 2-halo-1-(6'-methoxy-2'-naphtyl)-propan-1-one and of new esters of the thus obtained 2-(5'-bromo-6'-methoxy-2'-naphtyl)-propionic

Info

Publication number
PT72548A
PT72548A PT72548A PT7254881A PT72548A PT 72548 A PT72548 A PT 72548A PT 72548 A PT72548 A PT 72548A PT 7254881 A PT7254881 A PT 7254881A PT 72548 A PT72548 A PT 72548A
Authority
PT
Portugal
Prior art keywords
naphtyl
new
methoxy
esters
cetals
Prior art date
Application number
PT72548A
Other languages
English (en)
Other versions
PT72548B (en
Inventor
Claudio Giordano
Aldo Belli
Fulvio Uggeri
Giovanni Villa
Original Assignee
Blasinachim 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=26327432&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT72548(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from IT8020187A external-priority patent/IT1212408B/it
Priority claimed from IT8024045A external-priority patent/IT1212431B/it
Application filed by Blasinachim Spa filed Critical Blasinachim Spa
Publication of PT72548A publication Critical patent/PT72548A/pt
Publication of PT72548B publication Critical patent/PT72548B/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/44—Iso-indoles; Hydrogenated iso-indoles
    • C07D209/48—Iso-indoles; Hydrogenated iso-indoles with oxygen atoms in positions 1 and 3, e.g. phthalimide
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/30—Compounds having groups
    • C07C43/303—Compounds having groups having acetal carbon atoms bound to acyclic carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/30—Compounds having groups
    • C07C43/315—Compounds having groups containing oxygen atoms singly bound to carbon atoms not being acetal carbon atoms
    • 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
    • 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
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
    • C07C59/64—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/16—Radicals substituted by halogen atoms or nitro radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/18—Radicals substituted by singly bound oxygen or sulfur atoms
    • C07D317/22—Radicals substituted by singly bound oxygen or sulfur atoms etherified
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/28—Radicals substituted by nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/04—1,3-Dioxanes; Hydrogenated 1,3-dioxanes
    • C07D319/06—1,3-Dioxanes; Hydrogenated 1,3-dioxanes not condensed with other rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
    • C07D333/22—Radicals substituted by doubly bound hetero atoms, or by two hetero atoms other than halogen singly bound to the same carbon atom
PT72548A 1980-02-26 1981-02-20 Process for the preparation of esters of 2-(6'-methoxy-2'- -naphtyl)-propionic acid by rearrangement of new cetals of 2-halo-1-(6'-methoxy-2'-naphtyl)-propan-1-one and of new esters of the thus obtained 2-(5'-bromo-6'-methoxy-2'-naphtyl)- -propionic PT72548B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8020187A IT1212408B (it) 1980-02-26 1980-02-26 Processo per la produzione di acidi alcanoici alfa sostituiti.
IT8024045A IT1212431B (it) 1980-08-07 1980-08-07 Procedimento per trasformare gli alfa-alogeno-chetali in esteri di acidi alcanoici.

Publications (2)

Publication Number Publication Date
PT72548A true PT72548A (en) 1981-03-01
PT72548B PT72548B (en) 1982-02-11

Family

ID=26327432

Family Applications (2)

Application Number Title Priority Date Filing Date
PT72547A PT72547B (en) 1980-02-26 1981-02-20 Process for preparing esters of alkanoic acids via rearrange- ment of alpha-haloketals
PT72548A PT72548B (en) 1980-02-26 1981-02-20 Process for the preparation of esters of 2-(6'-methoxy-2'- -naphtyl)-propionic acid by rearrangement of new cetals of 2-halo-1-(6'-methoxy-2'-naphtyl)-propan-1-one and of new esters of the thus obtained 2-(5'-bromo-6'-methoxy-2'-naphtyl)- -propionic

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PT72547A PT72547B (en) 1980-02-26 1981-02-20 Process for preparing esters of alkanoic acids via rearrange- ment of alpha-haloketals

Country Status (15)

Country Link
US (4) US4414405A (pt)
EP (2) EP0035305B2 (pt)
AT (2) ATE16004T1 (pt)
AU (2) AU547057B2 (pt)
CA (2) CA1162554A (pt)
DE (2) DE3171528D1 (pt)
DK (2) DK157671C (pt)
ES (2) ES499749A0 (pt)
FI (2) FI72712C (pt)
IE (2) IE50897B1 (pt)
IL (2) IL62202A (pt)
MX (1) MX155967A (pt)
NO (2) NO155006C (pt)
PH (2) PH16733A (pt)
PT (2) PT72547B (pt)

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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
US4749804A (en) * 1981-12-11 1988-06-07 Syntex (U.S.A.) Inc. Preparation of stereoisomers of ketals
US5210258A (en) * 1981-12-11 1993-05-11 Syntex Pharmaceuticals International Ltd. Optically active alpha-naththylalkyl ketones
US4912254A (en) * 1981-12-11 1990-03-27 Syntex Pharmaceutical International Limited Preparation of α-arylalkanoic acids
FI82680C (fi) * 1981-12-11 1991-04-10 Syntex Pharma Int Framstaellning av - arylalkansyror.
IT1190741B (it) * 1982-03-22 1988-02-24 Blaschim Spa Procedimento per preparare esteri dell'acido 2-(6'-metossi-2'-naftil)-propionico
US4623736A (en) * 1982-07-09 1986-11-18 The Upjohn Company Arylalkanoic acid process improvement
DE3362024D1 (en) * 1982-08-06 1986-03-13 Zambon Spa Process for preparing alpha arylalkanoic acids
IT1212709B (it) * 1983-03-07 1989-11-30 Zambon Spa Alfa-alogenoalchilarilchetali particolarmente utili per la sintesi di acidi alfa-arilalcanoici.
IT1210947B (it) * 1982-11-03 1989-09-29 Zambon Spa Procedimento per preparare esteri di acidi arilalcanoici
US4594442A (en) * 1983-05-02 1986-06-10 Hoffman-La Roche Inc. Naphthalenyloxy substituted carboxylic acids
FR2547578B1 (fr) * 1983-06-20 1987-07-10 Fabre Sa Pierre Acides (biphenylyl-4)-2 propioniques, nouveau procede de preparation et utilisation comme intermediaires de synthese
ATE39691T1 (de) * 1984-04-06 1989-01-15 Zambon Spa Optisch wirksame ketale, verfahren zu deren herstellung und deren verwendung in der synthese von alpha-arylalkansaeuren.
US4649213A (en) * 1984-04-14 1987-03-10 Kyowa Hakko Kogyo Co. Ltd. Process for producing an α-aromatic group substituted alkanoic acid derivative
IT1174084B (it) * 1984-05-10 1987-07-01 Blaschim Spa Procentimento per preparare il naproxen
US4670586A (en) * 1984-09-12 1987-06-02 Nippon Chemicals Co., Ltd. Method for the production of α-aryl-alkanoic acid
IT1190362B (it) * 1985-05-30 1988-02-16 Zambon Spa Preparazione del (6-metossi-2-naftil)-(1-bormoetil)-chetone e dei suoi derivati
IT1201443B (it) * 1985-07-31 1989-02-02 Zambon Spa Intermedi per la sintesi di acidi carbossilici
IT1188181B (it) * 1985-07-31 1988-01-07 Zambon Spa Processo per la preparazione di acidi carbossilici otticamente attivi e relativi intermedi
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ES2054106T3 (es) * 1989-01-27 1994-08-01 Givaudan & Cie Sa Acetales de oxotetralinas y de oxoindanos.
US5286902A (en) * 1991-04-15 1994-02-15 Koch Industries, Inc. Process for preparation of 2-(6-methoxy-2-naphthyl)propionic acid and intermediates therefor utilizing 2,6-diisopropylnaphthalene
IT1251958B (it) * 1991-10-18 1995-05-27 Zambon Spa Processo per la dealogenazione di derivati del naftalene
DE4318069C1 (de) * 1993-06-01 1994-03-31 Cassella Ag Verfahren zur Herstellung von 5-Brom-6-methoxy-1-naphthoesäuremethylester
JP3415670B2 (ja) * 1994-03-03 2003-06-09 三菱電機株式会社 ウエハ洗浄装置
US6096920A (en) * 1997-01-08 2000-08-01 Albemarle Corporation Preparation of carboxylic compounds and their derivatives
US5792886A (en) * 1997-01-08 1998-08-11 Albemarle Corporation Production of racemic 2-(6-methoxy-2-naphthyl) propionic acid of precursors thereof
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
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US7222373B2 (en) * 2003-08-12 2007-05-29 180S, Inc. Ear warmer having a membrane forming a receptacle
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US7910012B2 (en) * 2007-07-16 2011-03-22 General Electric Company Composition, membrane, and associated method
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Also Published As

Publication number Publication date
CA1261340C (pt) 1989-09-26
ES8204408A1 (es) 1982-05-01
NO155004B (no) 1986-10-20
MX155967A (es) 1988-06-02
NO155004C (no) 1987-01-28
EP0034871B2 (en) 1993-08-25
PH16717A (en) 1984-01-25
FI810584L (fi) 1981-08-27
NO155006B (no) 1986-10-20
EP0035305A3 (en) 1982-03-31
DK81681A (da) 1981-08-27
AU542788B2 (en) 1985-03-14
PT72547A (en) 1981-03-01
PT72548B (en) 1982-02-11
IE50897B1 (en) 1986-08-06
DK157671C (da) 1990-07-16
IL62201A (en) 1985-06-30
IE50898B1 (en) 1986-08-06
EP0035305B2 (en) 1996-09-04
DE3171528D1 (en) 1985-09-05
ATE16004T1 (de) 1985-10-15
DK160545B (da) 1991-03-25
NO810575L (no) 1981-08-27
EP0034871A2 (en) 1981-09-02
FI84267B (fi) 1991-07-31
ES499794A0 (es) 1982-01-16
FI84267C (fi) 1991-11-11
PH16733A (en) 1984-02-06
US4560777A (en) 1985-12-24
AU6758881A (en) 1981-09-03
ATE14569T1 (de) 1985-08-15
EP0034871B1 (en) 1985-07-31
US4748253A (en) 1988-05-31
AU6758981A (en) 1981-09-24
IL62202A (en) 1985-08-30
NO810574L (no) 1981-08-27
PT72547B (en) 1982-02-11
CA1162554A (en) 1984-02-21
DK81481A (da) 1981-08-27
AU547057B2 (en) 1985-10-03
DE3172568D1 (en) 1985-11-14
DK160545C (da) 1991-09-02
ES8201941A1 (es) 1982-01-16
NO155006C (no) 1987-01-28
FI810585L (fi) 1981-08-27
FI72712B (fi) 1987-03-31
US4414405A (en) 1983-11-08
EP0035305B1 (en) 1985-10-09
US4609766A (en) 1986-09-02
ES499749A0 (es) 1982-05-01
DK157671B (da) 1990-02-05
IL62202A0 (en) 1981-03-31
FI72712C (fi) 1987-07-10
EP0035305A2 (en) 1981-09-09
IE810292L (en) 1981-08-26
EP0034871A3 (en) 1982-03-31
CA1196010A (en) 1985-10-29
IL62201A0 (en) 1981-03-31
IE810291L (en) 1981-08-26

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