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

NO971325D0 (no

NO306670B1 (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

Links

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
CN101631548B (zh) *	2007-01-31	2014-08-27	比艾尔-坡特拉有限公司	Comt抑制剂的单次药物剂量单元和药物组合物
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
CA2085137A1 (fr) *	1991-12-12	1993-06-13	Hoechst Marion Roussel	Nouvelles cephalosporines comportant en position 7 un radical benzyloxyimino substitue, leur procede de preparation, leur application comme 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 Expired - Fee Related
- 1995-08-31 IL IL11512295A patent/IL115122A/xx not_active IP Right Cessation
- 1995-09-20 EP EP95930558A patent/EP0782559B1/en not_active Expired - Lifetime
- 1995-09-20 MX MX9702064A patent/MX9702064A/es not_active IP Right Cessation
- 1995-09-20 HU HU9702258A patent/HU224821B1/hu unknown
- 1995-09-20 DK DK95930558T patent/DK0782559T3/da active
- 1995-09-20 DE DE69507309T patent/DE69507309T2/de not_active Expired - Fee Related
- 1995-09-20 RO RO97-00574A patent/RO119540B1/ro unknown
- 1995-09-20 JP JP51063396A patent/JP3717933B2/ja not_active Expired - Fee Related
- 1995-09-20 CA CA002200227A patent/CA2200227C/en not_active Expired - Fee Related
- 1995-09-20 NZ NZ292187A patent/NZ292187A/en unknown
- 1995-09-20 SI SI9520102A patent/SI9520102A/sl not_active IP Right Cessation
- 1995-09-20 BR BR9508852A patent/BR9508852A/pt not_active IP Right Cessation
- 1995-09-20 US US08/809,405 patent/US5710343A/en not_active Expired - Fee Related
- 1995-09-20 SK SK378-97A patent/SK281789B6/sk unknown
- 1995-09-20 CZ CZ1997800A patent/CZ288684B6/cs not_active IP Right Cessation
- 1995-09-20 RU RU97106330A patent/RU2130449C1/ru not_active IP Right Cessation
- 1995-09-20 WO PCT/FI1995/000513 patent/WO1996009274A1/en not_active Ceased
- 1995-09-20 AU AU33901/95A patent/AU684672B2/en not_active Ceased
- 1995-09-20 ES ES95930558T patent/ES2127552T3/es not_active Expired - Lifetime
- 1995-09-20 CN CN95195222A patent/CN1064673C/zh not_active Expired - Fee Related
- 1995-09-20 AT AT95930558T patent/ATE175660T1/de not_active IP Right Cessation
- 1995-09-20 PL PL95319348A patent/PL180016B1/pl not_active IP Right Cessation
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
IL115122A0 (en)	1995-12-08
CN1164852A (zh)	1997-11-12
LV11831A (lv)	1997-08-20
KR970706234A (ko)	1997-11-03
IL115122A (en)	1999-07-14
SI9520102A (en)	1997-08-31
BG101309A (en)	1997-10-31
PL319348A1 (en)	1997-08-04
BG61912B1 (bg)	1998-09-30
CN1064673C (zh)	2001-04-18
EP0782559B1 (en)	1999-01-13
DE69507309D1 (de)	1999-02-25
JP3717933B2 (ja)	2005-11-16
NZ292187A (en)	1997-12-19
NO971325D0 (no)	1997-03-21
AU3390195A (en)	1996-04-09
DE69507309T2 (de)	1999-07-15
ATE175660T1 (de)	1999-01-15
SK37897A3 (en)	1997-11-05
JPH10505849A (ja)	1998-06-09
MX9702064A (es)	1997-10-31
GR3029815T3 (en)	1999-06-30
PL180016B1 (en)	2000-11-30
AU684672B2 (en)	1997-12-18
BR9508852A (pt)	1999-05-04
CZ288684B6 (cs)	2001-08-15
HU224821B1 (en)	2006-02-28
US5710343A (en)	1998-01-20
DK0782559T3 (da)	1999-08-30
LV11831B (en)	1997-12-20
CZ80097A3 (cs)	1998-03-18
CA2200227A1 (en)	1996-03-28
RO119540B1 (ro)	2004-12-30
RU2130449C1 (ru)	1999-05-20
NO306670B1 (no)	1999-12-06
CA2200227C (en)	2005-09-13
GB9419274D0 (en)	1994-11-09
HUT77441A (hu)	1998-04-28
EP0782559A1 (en)	1997-07-09
ES2127552T3 (es)	1999-04-16
SK281789B6 (sk)	2001-08-06
KR100368163B1 (ko)	2003-03-26
WO1996009274A1 (en)	1996-03-28

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