NO971325L - Fremgangsmåte for fremstilling av 3,4-dihydroksy-5-nitrobenzaldehyd - Google Patents

Fremgangsmåte for fremstilling av 3,4-dihydroksy-5-nitrobenzaldehyd

Info

Publication number: NO971325L
Authority: NO; Norway
Prior art keywords: nitrobenzaldehyde; pct; dihydroxy; preparation; date
Prior art date: 1994-09-23

Application number

NO971325A

Other languages

English (en)

Other versions

NO306670B1 (no

NO971325D0 (no

Inventor

Reijo Johannes Baeckstroem

Original Assignee

Orion Yhtymae Oy

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.)

1994-09-23

Filing date

1997-03-21

Publication date

1997-03-21

1997-03-21 Application filed by Orion Yhtymae Oy filed Critical Orion Yhtymae Oy

1997-03-21 Publication of NO971325D0 publication Critical patent/NO971325D0/no

1997-03-21 Publication of NO971325L publication Critical patent/NO971325L/no

1999-12-06 Publication of NO306670B1 publication Critical patent/NO306670B1/no

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/44—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by —CHO groups
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/16—Separation; Purification; Stabilisation; Use of additives

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Saccharide Compounds (AREA)

NO971325A 1994-09-23 1997-03-21 FremgangsmÕte for fremstilling av 3,4-dihydroksy-5-nitrobenzaldehyd NO306670B1 (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB9419274A GB9419274D0 (en)	1994-09-23	1994-09-23	New method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde
PCT/FI1995/000513 WO1996009274A1 (en)	1994-09-23	1995-09-20	New method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde

Publications (3)

Publication Number	Publication Date
NO971325D0 NO971325D0 (no)	1997-03-21
NO971325L true NO971325L (no)	1997-03-21
NO306670B1 NO306670B1 (no)	1999-12-06

Family

ID=10761838

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO971325A NO306670B1 (no)	1994-09-23	1997-03-21	FremgangsmÕte for fremstilling av 3,4-dihydroksy-5-nitrobenzaldehyd

Country Status (28)

Country	Link
US (1)	US5710343A (no)
EP (1)	EP0782559B1 (no)
JP (1)	JP3717933B2 (no)
KR (1)	KR100368163B1 (no)
CN (1)	CN1064673C (no)
AT (1)	ATE175660T1 (no)
AU (1)	AU684672B2 (no)
BG (1)	BG61912B1 (no)
BR (1)	BR9508852A (no)
CA (1)	CA2200227C (no)
CZ (1)	CZ288684B6 (no)
DE (1)	DE69507309T2 (no)
DK (1)	DK0782559T3 (no)
ES (1)	ES2127552T3 (no)
GB (1)	GB9419274D0 (no)
GR (1)	GR3029815T3 (no)
HU (1)	HU224821B1 (no)
IL (1)	IL115122A (no)
LV (1)	LV11831B (no)
MX (1)	MX9702064A (no)
NO (1)	NO306670B1 (no)
NZ (1)	NZ292187A (no)
PL (1)	PL180016B1 (no)
RO (1)	RO119540B1 (no)
RU (1)	RU2130449C1 (no)
SI (1)	SI9520102A (no)
SK (1)	SK281789B6 (no)
WO (1)	WO1996009274A1 (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9419274D0 (en) *	1994-09-23	1994-11-09	Orion Yhtymae Oy	New method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde
EP2124947B1 (en) *	2007-01-31	2017-07-19	BIAL - Portela & Ca., S.A.	Dosage regimen for comt inhibitors
EP2251323B1 (en)	2009-05-14	2014-04-23	F.I.S.- Fabbrica Italiana Sintetici S.p.A.	Method for the purification of entacapone
CN102633646B (zh) *	2012-04-10	2014-06-04	中国海洋大学	一种新的5-硝基水杨醛制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NO107714C (no) *	1961-06-21
FR1330382A (fr) *	1961-06-21	1963-06-21	Monsanto Chemicals	Procédé de clivage des éthers d'alcoyle o-hydroxyphényle et de préparation simultanée de composés 1-alkyl-2,3-dihydroxyphényliques
US4213920A (en) *	1977-07-06	1980-07-22	Ciba-Geigy Corporation	Process for the production of substituted benzaldehydes
DK175069B1 (da) *	1986-03-11	2004-05-24	Hoffmann La Roche	Pyrocatecholderivater
YU213587A (en) *	1986-11-28	1989-06-30	Orion Yhtymae Oy	Process for obtaining new pharmacologic active cateholic derivatives
DE4012008A1 (de) *	1990-04-13	1991-10-17	Bayer Ag	Verfahren zur herstellung von o-hydroxy-benzaldehyden
GB9113431D0 (en) *	1991-06-20	1991-08-07	Orion Yhytma Oy	Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde
SG45426A1 (en) *	1991-12-12	1998-01-16	Roussel Uclaf	Novel cephalosporins substituted in the 7-position by a benzylamino radical processes for their preparation and their use as medicaments
GB9419274D0 (en) *	1994-09-23	1994-11-09	Orion Yhtymae Oy	New method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde

1994
- 1994-09-23 GB GB9419274A patent/GB9419274D0/en active Pending
1995
- 1995-05-22 KR KR1019970701878A patent/KR100368163B1/ko not_active IP Right Cessation
- 1995-08-31 IL IL11512295A patent/IL115122A/xx not_active IP Right Cessation
- 1995-09-20 BR BR9508852A patent/BR9508852A/pt not_active IP Right Cessation
- 1995-09-20 CN CN95195222A patent/CN1064673C/zh not_active Expired - Fee Related
- 1995-09-20 SK SK378-97A patent/SK281789B6/sk unknown
- 1995-09-20 JP JP51063396A patent/JP3717933B2/ja not_active Expired - Fee Related
- 1995-09-20 AT AT95930558T patent/ATE175660T1/de not_active IP Right Cessation
- 1995-09-20 DE DE69507309T patent/DE69507309T2/de not_active Expired - Fee Related
- 1995-09-20 HU HU9702258A patent/HU224821B1/hu unknown
- 1995-09-20 SI SI9520102A patent/SI9520102A/sl not_active IP Right Cessation
- 1995-09-20 ES ES95930558T patent/ES2127552T3/es not_active Expired - Lifetime
- 1995-09-20 RU RU97106330A patent/RU2130449C1/ru not_active IP Right Cessation
- 1995-09-20 MX MX9702064A patent/MX9702064A/es not_active IP Right Cessation
- 1995-09-20 RO RO97-00574A patent/RO119540B1/ro unknown
- 1995-09-20 PL PL95319348A patent/PL180016B1/pl not_active IP Right Cessation
- 1995-09-20 US US08/809,405 patent/US5710343A/en not_active Expired - Fee Related
- 1995-09-20 NZ NZ292187A patent/NZ292187A/en unknown
- 1995-09-20 WO PCT/FI1995/000513 patent/WO1996009274A1/en active IP Right Grant
- 1995-09-20 CZ CZ1997800A patent/CZ288684B6/cs not_active IP Right Cessation
- 1995-09-20 AU AU33901/95A patent/AU684672B2/en not_active Ceased
- 1995-09-20 CA CA002200227A patent/CA2200227C/en not_active Expired - Fee Related
- 1995-09-20 DK DK95930558T patent/DK0782559T3/da active
- 1995-09-20 EP EP95930558A patent/EP0782559B1/en not_active Expired - Lifetime
1997
- 1997-03-11 BG BG101309A patent/BG61912B1/bg unknown
- 1997-03-21 NO NO971325A patent/NO306670B1/no unknown
- 1997-04-03 LV LVP-97-54A patent/LV11831B/en unknown
1999
- 1999-03-30 GR GR990400905T patent/GR3029815T3/el unknown

Also Published As

Publication number	Publication date
SK37897A3 (en)	1997-11-05
DE69507309D1 (de)	1999-02-25
KR970706234A (ko)	1997-11-03
KR100368163B1 (ko)	2003-03-26
AU3390195A (en)	1996-04-09
DE69507309T2 (de)	1999-07-15
US5710343A (en)	1998-01-20
DK0782559T3 (da)	1999-08-30
ATE175660T1 (de)	1999-01-15
IL115122A0 (en)	1995-12-08
LV11831B (en)	1997-12-20
BG101309A (en)	1997-10-31
HUT77441A (hu)	1998-04-28
PL319348A1 (en)	1997-08-04
LV11831A (lv)	1997-08-20
NO306670B1 (no)	1999-12-06
CA2200227C (en)	2005-09-13
IL115122A (en)	1999-07-14
CN1164852A (zh)	1997-11-12
NO971325D0 (no)	1997-03-21
AU684672B2 (en)	1997-12-18
HU224821B1 (en)	2006-02-28
BG61912B1 (bg)	1998-09-30
CZ288684B6 (cs)	2001-08-15
RU2130449C1 (ru)	1999-05-20
SI9520102A (en)	1997-08-31
CA2200227A1 (en)	1996-03-28
EP0782559B1 (en)	1999-01-13
BR9508852A (pt)	1999-05-04
CN1064673C (zh)	2001-04-18
EP0782559A1 (en)	1997-07-09
PL180016B1 (en)	2000-11-30
SK281789B6 (sk)	2001-08-06
CZ80097A3 (cs)	1998-03-18
RO119540B1 (ro)	2004-12-30
ES2127552T3 (es)	1999-04-16
GR3029815T3 (en)	1999-06-30
NZ292187A (en)	1997-12-19
JP3717933B2 (ja)	2005-11-16
MX9702064A (es)	1997-10-31
JPH10505849A (ja)	1998-06-09
GB9419274D0 (en)	1994-11-09
WO1996009274A1 (en)	1996-03-28

Similar Documents

Publication	Publication Date	Title
DK0779808T3 (da)	2000-03-13	Triphenylethylener til forebyggelse og behandling af osteoporose
IL115627A0 (en)	1996-01-19	Preparation of substituted 3-aminobenzonitriles
AU1380897A (en)	1997-07-28	Method for synthesizing aryl hydrazine through reduction of diazo compound derivative
NO971325D0 (no)	1997-03-21	Fremgangsmåte for fremstilling av 3,4-dihydroksy-5-nitrobenzaldehyd
DE59606775D1 (de)	2001-05-17	Verfahren zur herstellung von natriumwolframat
DE69703796D1 (de)	2001-02-01	N-bis- oder n-tris-[(1,2-dicarboxy-ethoxy)-ethyl]-amin-derivate und herstellung und anwendung derselben
GR3034035T3 (en)	2000-11-30	A process for the preparation of factor ix from biological sources
BG101894A (en)	1998-05-29	4-aminoteirahydrobenzisoxazole or -isothiazole compounds
NO975413D0 (no)	1997-11-25	Koboltmetallagglomerater, samt fremgangsmåte for fremstilling og anvendelse derav
MX9601957A (es)	1997-08-30	Proceso para la obtencion de la 2',3'-dideshidro-3'- desoxitimidina polimorfica, forma i.
ZA974622B (en)	1997-12-17	Chemical process.
TW326033B (en)	1998-02-01	Cyanobenzenesulfenyl halide and process for preparation of 3-substituted benzisothiazole using the same
IT1275909B1 (it)	1997-10-24	Frammento di dna codificante d-amminoacido ossidasi
IL131397A0 (en)	2001-01-28	Method for producing 5-aminomethyl-2-chloropyridines
TR199701391T1 (xx)	1998-02-21	Yeni bir �imento �r�n� ve bunu �retmenin y�ntemi.
DK0825859T3 (da)	2002-07-29	Anvendelse af forskolin eller ekstrakter indeholdende dette til fremstilling af et lægemiddel til behandling af alkoholafhængighed
ATE328088T1 (de)	2006-06-15	Transketolase-verwandtes protein
HUT77240A (hu)	1998-03-02	4,4'-Metilén-bisz(3-klór-2,6-dialkil-fenil-izocianát)-vegyületek, ezek előállítása és alkalmazása poliuretánrendszerek előállítására, valamint a poliuretánrendszerek
DE69602596D1 (de)	1999-07-01	Dimethylaminbenzoat ider p-anisat catalysiertes verfahren zur herstellung von 4-8nitrophenyl)-dihydropyridinen
ES508482A0 (es)	1983-01-01	"metodo para la eliminacion de cloro, de soluciones de sulfato de zinc".
MX9603503A (es)	1998-05-31	Agente para tratamiento de agua y metodo para tratar el agua.