GR3021052T3 - Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde. - Google Patents

Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde.

Info

Publication number: GR3021052T3
Authority: GR; Greece
Prior art keywords: pct; nitrobenzaldehyde; date jan; dihydroxy; preparation
Prior art date: 1991-06-20

Application number

GR960402420T

Other languages

English (en)

Inventor

Erkki Honkanen

Stig Lindholm

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.)

1991-06-20

Filing date

1996-09-17

Publication date

1996-12-31

1996-09-17 Application filed by Orion Yhtymae Oy filed Critical Orion Yhtymae Oy

1996-12-31 Publication of GR3021052T3 publication Critical patent/GR3021052T3/el

Links

BBFJODMCHICIAA-UHFFFAOYSA-N 3,4-dihydroxy-5-nitrobenzaldehyde Chemical compound OC1=CC(C=O)=CC([N+]([O-])=O)=C1O BBFJODMCHICIAA-UHFFFAOYSA-N 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 abstract 3
ZEHYRTJBFMZHCY-UHFFFAOYSA-N 5-nitrovanillin Chemical compound COC1=CC(C=O)=CC([N+]([O-])=O)=C1O ZEHYRTJBFMZHCY-UHFFFAOYSA-N 0.000 abstract 1
229910052783 alkali metal Inorganic materials 0.000 abstract 1
150000001340 alkali metals Chemical class 0.000 abstract 1
-1 aromatic mercapto compound Chemical class 0.000 abstract 1
239000002585 base Substances 0.000 abstract 1
239000003795 chemical substances by application Substances 0.000 abstract 1
230000000269 nucleophilic effect Effects 0.000 abstract 1
239000002798 polar solvent Substances 0.000 abstract 1

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

Landscapes

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

GR960402420T 1991-06-20 1996-09-17 Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde. GR3021052T3 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB919113431A GB9113431D0 (en)	1991-06-20	1991-06-20	Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde
PCT/FI1992/000192 WO1993000323A1 (en)	1991-06-20	1992-06-18	Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde

Publications (1)

Publication Number	Publication Date
GR3021052T3 true GR3021052T3 (en)	1996-12-31

Family

ID=10697088

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GR960402420T GR3021052T3 (en)	1991-06-20	1996-09-17	Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde.

Country Status (23)

Country	Link
US (1)	US5382699A (el)
EP (1)	EP0589948B1 (el)
JP (1)	JP3048639B2 (el)
KR (1)	KR100241132B1 (el)
AT (1)	ATE142192T1 (el)
AU (1)	AU650149B2 (el)
BG (1)	BG62163B1 (el)
CA (1)	CA2110583C (el)
CZ (1)	CZ281933B6 (el)
DE (1)	DE69213452T2 (el)
DK (1)	DK0589948T3 (el)
EE (1)	EE03068B1 (el)
ES (1)	ES2091472T3 (el)
FI (1)	FI104715B (el)
GB (1)	GB9113431D0 (el)
GR (1)	GR3021052T3 (el)
HU (1)	HU211121B (el)
NO (1)	NO178298C (el)
PL (1)	PL169522B1 (el)
RO (1)	RO115157B1 (el)
RU (1)	RU2098405C1 (el)
SK (1)	SK281800B6 (el)
WO (1)	WO1993000323A1 (el)

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
US7339060B2 (en)	2005-03-23	2008-03-04	Resolution Chemicals, Ltd.	Preparation of cabergoline
US20070197576A1 (en) *	2006-02-08	2007-08-23	Resolution Chemicals Limited	Production of Cabergoline and Novel Polymorphic Form Thereof
EP2251323B1 (en)	2009-05-14	2014-04-23	F.I.S.- Fabbrica Italiana Sintetici S.p.A.	Method for the purification of entacapone

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL279980A (el) *	1961-06-21
US4009210A (en) *	1975-05-07	1977-02-22	Gulf Oil Corporation	Process for manufacturing 3,5-ditert.butyl-4-hydroxybenzaldehyde by formylation of 2,6-ditert.butylphenol
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
FI864875A0 (fi) *	1986-11-28	1986-11-28	Orion Yhtymae Oy	Nya farmakologiskt aktiva foereningar, dessa innehaollande kompositioner samt foerfarande och mellanprodukter foer anvaendning vid framstaellning av dessa.
GB2238047B (en) *	1989-11-03	1993-02-10	Orion Yhtymae Oy	Stable polymorphic form of (e)-n,n-diethyl-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylamide and the process for its preparation

1991
- 1991-06-20 GB GB919113431A patent/GB9113431D0/en active Pending
1992
- 1992-06-18 RU RU9393058510A patent/RU2098405C1/ru not_active IP Right Cessation
- 1992-06-18 US US08/162,198 patent/US5382699A/en not_active Expired - Lifetime
- 1992-06-18 PL PL92301827A patent/PL169522B1/pl not_active IP Right Cessation
- 1992-06-18 DE DE69213452T patent/DE69213452T2/de not_active Expired - Fee Related
- 1992-06-18 AT AT92911745T patent/ATE142192T1/de not_active IP Right Cessation
- 1992-06-18 ES ES92911745T patent/ES2091472T3/es not_active Expired - Lifetime
- 1992-06-18 AU AU18980/92A patent/AU650149B2/en not_active Ceased
- 1992-06-18 DK DK92911745.5T patent/DK0589948T3/da active
- 1992-06-18 KR KR1019930703777A patent/KR100241132B1/ko not_active Expired - Fee Related
- 1992-06-18 WO PCT/FI1992/000192 patent/WO1993000323A1/en not_active Ceased
- 1992-06-18 HU HU9303667A patent/HU211121B/hu not_active IP Right Cessation
- 1992-06-18 CA CA002110583A patent/CA2110583C/en not_active Expired - Fee Related
- 1992-06-18 SK SK1446-93A patent/SK281800B6/sk unknown
- 1992-06-18 CZ CS932804A patent/CZ281933B6/cs not_active IP Right Cessation
- 1992-06-18 EP EP92911745A patent/EP0589948B1/en not_active Expired - Lifetime
- 1992-06-18 JP JP4510758A patent/JP3048639B2/ja not_active Expired - Fee Related
- 1992-06-18 RO RO93-01717A patent/RO115157B1/ro unknown
1993
- 1993-12-10 BG BG98285A patent/BG62163B1/bg unknown
- 1993-12-16 FI FI935657A patent/FI104715B/fi active
- 1993-12-16 NO NO934664A patent/NO178298C/no unknown
1994
- 1994-11-01 EE EE9400168A patent/EE03068B1/xx not_active IP Right Cessation
1996
- 1996-09-17 GR GR960402420T patent/GR3021052T3/el unknown

Also Published As

Publication number	Publication date
AU1898092A (en)	1993-01-25
DE69213452D1 (de)	1996-10-10
HU9303667D0 (en)	1994-04-28
US5382699A (en)	1995-01-17
AU650149B2 (en)	1994-06-09
CZ280493A3 (en)	1994-04-13
EP0589948B1 (en)	1996-09-04
CA2110583A1 (en)	1993-01-07
BG98285A (bg)	1994-08-30
FI104715B (fi)	2000-03-31
BG62163B1 (bg)	1999-04-30
FI935657A0 (fi)	1993-12-16
NO934664D0 (no)	1993-12-16
FI935657L (fi)	1993-12-16
RU2098405C1 (ru)	1997-12-10
PL169522B1 (pl)	1996-07-31
NO934664L (no)	1993-12-16
ATE142192T1 (de)	1996-09-15
NO178298B (no)	1995-11-20
HUT66450A (en)	1994-11-28
EP0589948A1 (en)	1994-04-06
EE03068B1 (et)	1998-02-16
JPH06509064A (ja)	1994-10-13
DK0589948T3 (da)	1996-09-30
GB9113431D0 (en)	1991-08-07
KR100241132B1 (ko)	2000-03-02
HU211121B (en)	1995-10-30
RO115157B1 (ro)	1999-11-30
NO178298C (no)	1996-02-28
JP3048639B2 (ja)	2000-06-05
KR940701378A (ko)	1994-05-28
WO1993000323A1 (en)	1993-01-07
SK281800B6 (sk)	2001-08-06
SK144693A3 (en)	1994-11-09
CZ281933B6 (cs)	1997-04-16
ES2091472T3 (es)	1996-11-01
DE69213452T2 (de)	1997-01-23
CA2110583C (en)	2003-04-08

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SG68092A1 (en)	1999-10-19	Process and system for treating material containing noxious components
HUT66450A (en)	1994-11-28	Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde
RU93058510A (ru)	1996-12-27	Способ получения 3,4-дигидрокси-5-нитробензальдегида
PL331419A1 (en)	1999-07-19	Method of grafting a substituted difluoromethyl group
BG105825A (en)	2002-04-30	Process for preparing alendronic acid
PL331330A1 (en)	1999-07-05	Method of obtaining derivatives of 3-pyroline-2-carboxylic acid
KR840005139A (ko)	1984-11-03	피라졸로피리딘 유도체의 제조방법
SI1558560T1 (sl)	2009-04-30	Postopek za pripravo 2,6-dihalo-para-trifluorometilanilina
HUT58268A (en)	1992-02-28	Process for producing benzaldehydes
DK709188A (da)	1989-06-23	Fremgangsmaade til fremstilling af et pyrazolderivat
PL349434A1 (en)	2002-07-29	Method for preparing polyhalogenated paratrifluoromethylanilines
ES2002047A6 (es)	1988-07-01	Procedimiento para la descomposicion de compuestos aromaticos polihalogenados
WO1990009394A3 (en)	1990-11-01	Dehalogenation of organic compounds using tin or lead
JPS5629573A (en)	1981-03-24	Preparation of halogeno-trifluoromethyl-pyridine
UA896A1 (uk)	1993-12-15	Hеводhий малополярhий електроліт
ES2057167T3 (es)	1994-10-16	Perfeccionamientos en la preparacion de cetonas mediante la accion de compuestos organo-manganosos.
AU4343797A (en)	1998-06-22	Process for converting hydroxy heteroaromatics to arylamines
CA2041838A1 (fr)	1991-11-04	Procede de fabrication du methacrylate de benzyle et de ses derives halogenes ou alcoyles sur le noyau aromatique