DK346488D0 - Fremgangsmaade til fremstilling af 4,6-diamino-1,3-benzendiol af hoej renhed - Google Patents
Fremgangsmaade til fremstilling af 4,6-diamino-1,3-benzendiol af hoej renhedInfo
- Publication number
- DK346488D0 DK346488D0 DK346488A DK346488A DK346488D0 DK 346488 D0 DK346488 D0 DK 346488D0 DK 346488 A DK346488 A DK 346488A DK 346488 A DK346488 A DK 346488A DK 346488 D0 DK346488 D0 DK 346488D0
- Authority
- DK
- Denmark
- Prior art keywords
- high purity
- benzendiol
- diamino
- preparing
- trihalo
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
-
- 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
- C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
- C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
- C07C205/12—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
- C07C205/26—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups and being further substituted by halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
- C07C211/49—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton
- C07C211/50—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton with at least two amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C211/51—Phenylenediamines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
- C07C213/02—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton by reactions involving the formation of amino groups from compounds containing hydroxy groups or etherified or esterified hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/22—Polybenzoxazoles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Eye Examination Apparatus (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
- Paper (AREA)
- Light Receiving Elements (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/925,358 US4766244A (en) | 1986-10-30 | 1986-10-30 | High purity process for the preparation of 4,6-diamino-1,3-benzenediol |
PCT/US1987/002800 WO1988003131A1 (en) | 1986-10-30 | 1987-10-28 | High purity process for the preparation of 4,6-diamino-1,3-benzenediol |
Publications (2)
Publication Number | Publication Date |
---|---|
DK346488D0 true DK346488D0 (da) | 1988-06-23 |
DK346488A DK346488A (da) | 1988-06-23 |
Family
ID=25451617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK346488A DK346488A (da) | 1986-10-30 | 1988-06-23 | Fremgangsmaade til fremstilling af 4,6-diamino-1,3-benzendiol af hoej renhed |
Country Status (18)
Country | Link |
---|---|
US (1) | US4766244A (da) |
EP (2) | EP0266222B1 (da) |
JP (1) | JP2543928B2 (da) |
KR (1) | KR910002874B1 (da) |
CN (1) | CN1018181B (da) |
AT (2) | ATE65491T1 (da) |
AU (1) | AU606113B2 (da) |
BR (1) | BR8707856A (da) |
CA (1) | CA1281742C (da) |
DE (2) | DE3789972T2 (da) |
DK (1) | DK346488A (da) |
ES (2) | ES2054198T3 (da) |
FI (1) | FI891181A0 (da) |
GR (1) | GR3002384T3 (da) |
IE (2) | IE61741B1 (da) |
NO (1) | NO168171C (da) |
PT (1) | PT86012B (da) |
WO (1) | WO1988003131A1 (da) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4740621A (en) * | 1985-11-01 | 1988-04-26 | First Chemical Corporation | Co-production of an aromatic monoamine and an aromatic diamine directly from benzene or a benzene derivative through controlled nitration |
LU86905A1 (fr) * | 1987-05-29 | 1989-01-19 | Oreal | Nouvelles metaphenylenediamines,leur procede de preparation,composes intermediaires et utilisation de ces metaphenylenediamines en tant que coupleurs pour la teinture d'oxydation des fibres keratiniques et en particulier des cheveux humains |
US4982001A (en) * | 1987-10-19 | 1991-01-01 | The Dow Chemical Company | Process for the preparation of amino-1,3-benzenediol |
US4912246A (en) * | 1987-10-19 | 1990-03-27 | The Dow Chemical Company | 1,3-bis(alkylcarbonato)-nitrobenzenes |
US5138020A (en) * | 1989-04-21 | 1992-08-11 | The Dow Chemical Company | Phosphate salts of monomers for pbz and their use in preparing pbz polymers |
US5001265A (en) * | 1989-07-28 | 1991-03-19 | The Dow Chemical Company | Aqueous reduction process for halo-nitro-phenols |
US5124432A (en) * | 1989-08-31 | 1992-06-23 | The Dow Chemical Company | Branched polybenzazole polymer and method of preparation |
US5218076A (en) * | 1989-08-31 | 1993-06-08 | The Dow Chemical Company | Branch polybenzazole polymer and method of preparation |
US5001279A (en) * | 1989-11-17 | 1991-03-19 | The Dow Chemical Company | Aqueous synthesis of 2-halo-4,6-dinitroresorcinol and 4,6-diaminoresorcinol |
US5276128A (en) * | 1991-10-22 | 1994-01-04 | The Dow Chemical Company | Salts of polybenzazole monomers and their use |
US5360932A (en) * | 1992-03-23 | 1994-11-01 | The Dow Chemical Company | Process for reducing aromatic halo-dinitro-diols in the presence of hydrogen halide |
US5422416A (en) * | 1993-06-30 | 1995-06-06 | The Dow Chemical Company | Process for the synthesis of polybenzazole polymers |
US5371291A (en) * | 1993-10-15 | 1994-12-06 | The Dow Chemical Company | Synthesis of 4,6-diaminoresorcinol |
US5410083A (en) * | 1993-10-15 | 1995-04-25 | The Dow Chemical Company | Synthesis of diaminoresorcinal from resorcinol |
US5399768A (en) * | 1993-12-23 | 1995-03-21 | The Dow Chemical Company | Process for the preparation of diaminoresorcinol |
US5414130A (en) * | 1993-12-23 | 1995-05-09 | The Dow Chemical Company | Process for the preparation of diaminoresorcinol |
US5463129A (en) * | 1993-12-23 | 1995-10-31 | The Dow Chemical Company | Cleaving arylethers |
US5453542A (en) * | 1994-02-24 | 1995-09-26 | The Dow Chemical Company | Preparation of 4,6-diaminoresorcinol through a bisazoarylresorcinol intermediate |
EP0710644B1 (de) * | 1994-11-03 | 1997-09-24 | Bayer Ag | Verfahren zur Herstellung von 4,6-Diaminoresorcin |
DE69807990T2 (de) * | 1997-06-10 | 2003-04-30 | Toyo Boseki K.K., Osaka | Verfahren zur Stabilisierung von 4,6-Diaminoresorcin und dessen Salzen |
IN2014CN02815A (da) | 2011-09-23 | 2015-07-03 | Novozymes Bioag As | |
CN106554287A (zh) * | 2015-09-29 | 2017-04-05 | 中国石油化工集团公司 | 一种在4,6-二氨基盐酸盐中定量加入氯化亚锡的方法 |
CN108191669A (zh) * | 2017-12-29 | 2018-06-22 | 东南大学 | 一种1,2,4,5-四氨基苯的合成方法及应用 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB741479A (en) * | 1951-08-31 | 1955-12-07 | Ethyl Corp | Improvements in or relating to trichlorodinitrobenzene |
US3052601A (en) * | 1956-07-10 | 1962-09-04 | Diamond Alkali Co | Phenolic lamprey larvicides |
JPS4827300B1 (da) * | 1968-06-18 | 1973-08-21 | ||
JPS5132319B2 (da) * | 1971-07-06 | 1976-09-11 | ||
DE2435818C3 (de) * | 1974-07-25 | 1982-02-25 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung aromatischer Diamine |
-
1986
- 1986-10-30 US US06/925,358 patent/US4766244A/en not_active Ceased
-
1987
- 1987-10-19 CA CA000549590A patent/CA1281742C/en not_active Expired - Lifetime
- 1987-10-28 JP JP62507129A patent/JP2543928B2/ja not_active Expired - Lifetime
- 1987-10-28 BR BR8707856A patent/BR8707856A/pt not_active Application Discontinuation
- 1987-10-28 PT PT86012A patent/PT86012B/pt not_active IP Right Cessation
- 1987-10-28 KR KR1019880700741A patent/KR910002874B1/ko not_active IP Right Cessation
- 1987-10-28 AU AU83230/87A patent/AU606113B2/en not_active Ceased
- 1987-10-28 WO PCT/US1987/002800 patent/WO1988003131A1/en active Application Filing
- 1987-10-29 IE IE291087A patent/IE61741B1/en not_active IP Right Cessation
- 1987-10-29 IE IE940344A patent/IE69029B1/en unknown
- 1987-10-30 ES ES90122352T patent/ES2054198T3/es not_active Expired - Lifetime
- 1987-10-30 DE DE3789972T patent/DE3789972T2/de not_active Expired - Lifetime
- 1987-10-30 DE DE8787309645T patent/DE3771650D1/de not_active Expired - Lifetime
- 1987-10-30 ES ES87309645T patent/ES2023914B3/es not_active Expired - Lifetime
- 1987-10-30 EP EP87309645A patent/EP0266222B1/en not_active Expired - Lifetime
- 1987-10-30 CN CN87107214A patent/CN1018181B/zh not_active Expired
- 1987-10-30 EP EP90122352A patent/EP0429083B1/en not_active Expired - Lifetime
- 1987-10-30 AT AT87309645T patent/ATE65491T1/de active
- 1987-10-30 AT AT90122352T patent/ATE106382T1/de active
-
1988
- 1988-06-23 DK DK346488A patent/DK346488A/da not_active Application Discontinuation
- 1988-06-29 NO NO882885A patent/NO168171C/no unknown
-
1989
- 1989-03-13 FI FI891181A patent/FI891181A0/fi not_active Application Discontinuation
-
1991
- 1991-07-25 GR GR91401079T patent/GR3002384T3/el unknown
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK346488A (da) | Fremgangsmaade til fremstilling af 4,6-diamino-1,3-benzendiol af hoej renhed | |
DK90494A (da) | Fremgangsmåde til fremstilling af 2,3,4,5,-tetrafluorbenzoesyre | |
MX168902B (es) | Procedimiento para preparar aminas aromaticas substituidas | |
DK580688A (da) | Fremgangsmaade til fremstilling af amino-1,3-diol samt mellemprodukter dertil | |
DK431287D0 (da) | Fremgangsmaade til fremstilling af 1,3-glycoler | |
DK436685D0 (da) | Fremgangsmaade til fremstilling af 2,4-dichlor-5-fluor-benzoesyre | |
ES2021347B3 (es) | Proceso para la preparacion de nitrato de potasio. | |
DK162997C (da) | Fremgangsmaade til fremstilling af 5,6,7,8-tetrahydrofolinsyre | |
DK164815C (da) | Rhodiumforbindelse og fremgangsmaade til fremstilling af alfa-6-deoxy-5-hydroxytetracyklin | |
BR7703843A (pt) | Processo para a preparacao de oximo-esteres do acido carbamico,e composicoes fungicidas a base destes | |
ES2075110T3 (es) | Un metodo para producir 3'-(1h-tetrazol-5-il) oxanilato de butilo. | |
MX161725A (es) | Proceso para la preparacion de n-metilantranilato de metilo | |
IT1190399B (it) | Processo per la preparazione di composti carbonilici otticamente attivi | |
ES555359A0 (es) | Un procedimiento para producir treo-3-(3,4-metilendioxifenil) serina opticamente activa | |
ES2016975B3 (es) | Compuestos quimicos. | |
ES521004A0 (es) | Un procedimiento para preparar p-clorofenoxiacetil-piperonilpiperacina. | |
SU1021130A1 (ru) | Способ получени 2-хлорэтилаль-3,5,6-трихлор-1,4-бензохинона | |
DK146181C (da) | Fremgangsmaade til fremstilling af 4-amino-5-chlor-1-phenyl-pyridazon-6 | |
NO862977D0 (no) | Fremgangsmaate for fremstilling av resotropin. | |
IT1086081B (it) | Procedimento per la preparazione dell'acido 2,3-dicloro-4-(2-tenoil)fenossiacetico | |
IT1086083B (it) | Procedimento per ottenere l'acido 2,3-dicloro-4-(2-tenoil) fenossiacetico | |
ES2080077T3 (es) | Proceso para la preparacion de 2-tiocianometiltiobenzotiazol. | |
TH2897EX (th) | สารที่ยับยี้งโดพามิน- b- ไฮดรอกซิเลส | |
ES541558A0 (es) | Un procedimiento para preparar nuevos anologos del acido araquidonico. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHS | Application shelved for other reasons than non-payment |