DK0440930T3 - Fremgangsmåde til debromering af 2-substituerede 5-brom-6-methoxynaphthalener - Google Patents

Fremgangsmåde til debromering af 2-substituerede 5-brom-6-methoxynaphthalener

Info

Publication number: DK0440930T3
Authority: DK; Denmark
Prior art keywords: methoxynaphthalenes; debromination; bromo; substituted; alkyl
Prior art date: 1990-02-08

Application number

DK90123978.0T

Other languages

Danish (da)

English (en)

Inventor

Vincenzo Cannata

Claudio Calzolari

Giancarlo Tamerlani

Original Assignee

Alfa Chem Ital

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.)

1990-02-08

Filing date

1990-12-12

Publication date

1995-04-10

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11156536&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0440930(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1990-12-12 Application filed by Alfa Chem Ital filed Critical Alfa Chem Ital

1995-04-10 Application granted granted Critical

1995-04-10 Publication of DK0440930T3 publication Critical patent/DK0440930T3/da

Links

-1 2-substituted 5-bromo-6-methoxynaphthalenes Chemical class 0.000 title 1
238000007256 debromination reaction Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
125000000217 alkyl group Chemical group 0.000 abstract 2
WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract 1
239000002841 Lewis acid Substances 0.000 abstract 1
239000000370 acceptor Substances 0.000 abstract 1
GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 1
229910052794 bromium Inorganic materials 0.000 abstract 1
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
229910052739 hydrogen Inorganic materials 0.000 abstract 1
239000001257 hydrogen Substances 0.000 abstract 1
125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
125000002768 hydroxyalkyl group Chemical group 0.000 abstract 1
150000007517 lewis acids Chemical class 0.000 abstract 1
150000002790 naphthalenes Chemical class 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/32—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring
- C07C255/37—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring the carbon skeleton being further substituted by etherified hydroxy groups
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/12—Preparation of carboxylic acid amides by reactions not involving the formation of carboxamide groups
- 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
- 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
- C07C45/65—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 splitting-off hydrogen atoms or functional groups; by hydrogenolysis of functional groups
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
- C07C69/73—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of unsaturated acids
- C07C69/734—Ethers

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)
Agricultural Chemicals And Associated Chemicals (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

DK90123978.0T 1990-02-08 1990-12-12 Fremgangsmåde til debromering af 2-substituerede 5-brom-6-methoxynaphthalener DK0440930T3 (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT01929990A IT1238008B (it)	1990-02-08	1990-02-08	Procedimento per la debromurazione di 2-sostituiti-5-bromo- 6-metossinaftaleni

Publications (1)

Publication Number	Publication Date
DK0440930T3 true DK0440930T3 (da)	1995-04-10

Family

ID=11156536

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK90123978.0T DK0440930T3 (da)	1990-02-08	1990-12-12	Fremgangsmåde til debromering af 2-substituerede 5-brom-6-methoxynaphthalener

Country Status (8)

Country	Link
US (1)	US5107013A (de)
EP (1)	EP0440930B2 (de)
AT (1)	ATE120172T1 (de)
DE (1)	DE69018058T3 (de)
DK (1)	DK0440930T3 (de)
ES (1)	ES2070258T5 (de)
GR (1)	GR3015528T3 (de)
IT (1)	IT1238008B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4318069C1 (de) *	1993-06-01	1994-03-31	Cassella Ag	Verfahren zur Herstellung von 5-Brom-6-methoxy-1-naphthoesäuremethylester
IT1285567B1 (it)	1996-02-21	1998-06-18	Alfa Chem Ital	Nuovo processo per la sintesi del nabumetone
CN110183323A (zh) *	2019-07-09	2019-08-30	重庆医药高等专科学校	D,l-体萘普生的合成方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1168387B (it) *	1981-04-01	1987-05-20	Alfa Farmaceutici Spa	Procedimento per la preparazione dell'acido 2-(6-metossi-2-naftil)-propionico
IT1190362B (it) *	1985-05-30	1988-02-16	Zambon Spa	Preparazione del (6-metossi-2-naftil)-(1-bormoetil)-chetone e dei suoi derivati

1990
- 1990-02-08 IT IT01929990A patent/IT1238008B/it active IP Right Grant
- 1990-12-12 AT AT90123978T patent/ATE120172T1/de not_active IP Right Cessation
- 1990-12-12 ES ES90123978T patent/ES2070258T5/es not_active Expired - Lifetime
- 1990-12-12 DE DE69018058T patent/DE69018058T3/de not_active Expired - Fee Related
- 1990-12-12 DK DK90123978.0T patent/DK0440930T3/da active
- 1990-12-12 EP EP90123978A patent/EP0440930B2/de not_active Expired - Lifetime
- 1990-12-27 US US07/634,742 patent/US5107013A/en not_active Expired - Lifetime
1995
- 1995-03-23 GR GR940402780T patent/GR3015528T3/el unknown

Also Published As

Publication number	Publication date
DE69018058T3 (de)	2002-04-18
EP0440930B2 (de)	2001-09-12
ES2070258T5 (es)	2002-02-01
GR3015528T3 (en)	1995-06-30
IT9019299A0 (it)	1990-02-08
US5107013A (en)	1992-04-21
IT1238008B (it)	1993-06-21
IT9019299A1 (it)	1991-08-09
ES2070258T3 (es)	1995-06-01
DE69018058D1 (de)	1995-04-27
DE69018058T2 (de)	1995-09-28
EP0440930B1 (de)	1995-03-22
ATE120172T1 (de)	1995-04-15
EP0440930A2 (de)	1991-08-14
EP0440930A3 (en)	1992-04-08

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DE69211182D1 (de)	1996-07-11	Pyranylcyanoguanidinderivate
JPS53147073A (en)	1978-12-21	Mevalonolactone derivatives
ATE184000T1 (de)	1999-09-15	2-oxindolderivate als tyrosinekinaseinhibitoren
ATE42306T1 (de)	1989-05-15	21-substituierte thiosteroide.
ATE61374T1 (de)	1991-03-15	Diaminoandrostanderivate.
ES2093860T3 (es)	1997-01-01	Nuevos derivados de arilcicloalquilo, su produccion y su uso.
DE68917341D1 (de)	1994-09-15	Benzophenon-Derivate.
ATE33831T1 (de)	1988-05-15	Analgesia wirkende 5-hydroxytryptophan-derivate.
DK0440930T3 (da)	1995-04-10	Fremgangsmåde til debromering af 2-substituerede 5-brom-6-methoxynaphthalener
DE69100517D1 (de)	1993-11-25	Polyethyleneiminphosphonatderivate als Dispergiermittel enthaltende Zementzusammensetzungen.
DE3274855D1 (de)	1987-02-05	Novel 4-aroylimidazol-2-ones
FI914525A0 (fi)	1991-09-26	Foerening, anvaendning och framstaellning.
DK145286D0 (da)	1986-03-26	Bicyclooctanderivater
SE7509138L (sv)	1976-02-16	Difenylbutylpiperidiner.
FI933468A0 (fi)	1993-08-04	Tetrahydronaftalenderivat, framstaellning av dessa och terapeutisk anvaendning av dessa
DE3776613D1 (de)	1992-03-19	Dopamin-beta-hydroxylase-inhibitoren.
FI852249L (fi)	1985-12-26	Foerfarande foer framstaellning av nya isoxazolokinolinoner.
JPS55118452A (en)	1980-09-11	Production of alpha-cyanopropionic ester derivative
ES2128972A1 (es)	1999-05-16	Proceso para producir el acido (+)2-(4-(2-oxociclopentilmetil)fenil) propionico y sus sales
ATE37531T1 (de)	1988-10-15	Bestimmte 2-(2-substituierte benzoyl)-1,3cyclohexandione.