ZA883784B - Process for the selective reduction of 2-quinoxaline-4-oxides - Google Patents
Process for the selective reduction of 2-quinoxaline-4-oxidesInfo
- Publication number
- ZA883784B ZA883784B ZA883784A ZA883784A ZA883784B ZA 883784 B ZA883784 B ZA 883784B ZA 883784 A ZA883784 A ZA 883784A ZA 883784 A ZA883784 A ZA 883784A ZA 883784 B ZA883784 B ZA 883784B
- Authority
- ZA
- South Africa
- Prior art keywords
- oxides
- sulfided
- quinoxaline
- selective reduction
- quinoxalinol
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
- C07D241/50—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with hetero atoms directly attached to ring nitrogen atoms
- C07D241/52—Oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
- C07D241/38—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with only hydrogen or carbon atoms directly attached to the ring nitrogen atoms
- C07D241/40—Benzopyrazines
- C07D241/44—Benzopyrazines with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/064,908 US4814444A (en) | 1987-06-19 | 1987-06-19 | Process for the selective reduction of 2-hydroxyquinoxaline-4-oxides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA883784B true ZA883784B (en) | 1989-11-29 |
Family
ID=22059048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA883784A ZA883784B (en) | 1987-06-19 | 1988-05-26 | Process for the selective reduction of 2-quinoxaline-4-oxides |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4814444A (xx) |
| EP (1) | EP0295797B1 (xx) |
| JP (1) | JPH0629267B2 (xx) |
| KR (1) | KR900004416B1 (xx) |
| CN (1) | CN1017995B (xx) |
| AT (1) | ATE161832T1 (xx) |
| AU (1) | AU609489B2 (xx) |
| BR (1) | BR8802783A (xx) |
| CA (1) | CA1321202C (xx) |
| DE (1) | DE3856098T2 (xx) |
| ES (1) | ES2110396T3 (xx) |
| FI (1) | FI99204C (xx) |
| IL (1) | IL86415A (xx) |
| MX (1) | MX168769B (xx) |
| PH (1) | PH25129A (xx) |
| ZA (1) | ZA883784B (xx) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL86416A (en) * | 1987-06-19 | 1993-07-08 | Uniroyal Chem Co Inc | Process for the preparation of 2-quinoxalinol derivatives |
| DE3925969A1 (de) * | 1989-08-05 | 1991-02-07 | Hoechst Ag | Verfahren zur herstellung von 2,6-dichlorchinoxalin |
| US5169955A (en) * | 1990-03-01 | 1992-12-08 | Nippon Kayaku Kabushiki Kaisha | Process for producing 2-hydroxyquinoxaline derivatives |
| SK278514B6 (en) * | 1990-09-25 | 1997-08-06 | Andreas Kiener | Rhodococcus erythropolis microorganism and a method for producing hydroxylated pyrazines and quinoxalines |
| DE69520879T2 (de) * | 1994-02-17 | 2001-08-23 | Nissan Chemical Ind Ltd | Verfahren zur herstellung 6-substituierter 2(1h)-chinoxalinone |
| CN101941947B (zh) * | 2010-08-27 | 2012-06-27 | 山东京博控股股份有限公司 | 一种6-氯-2-羟基喹喔啉的合成方法 |
| CN102180840A (zh) * | 2011-03-15 | 2011-09-14 | 安徽丰乐农化有限责任公司 | 6-氯-2-羟基喹喔啉的制备新工艺 |
| CN111239125A (zh) * | 2020-03-06 | 2020-06-05 | 中国药科大学 | 一种利用二硫化铂的葡萄糖比色检测法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3350450A (en) * | 1963-08-12 | 1967-10-31 | Uniroyal Inc | Process of preparing aromatic amines by the catalytic hydrogenation of aromatic nitro compounds |
| JPS48973A (xx) * | 1971-05-28 | 1973-01-09 | ||
| US4636562A (en) * | 1982-05-07 | 1987-01-13 | E. I. Du Pont De Nemours And Company | Process for preparing 6-halo-2-chloroquinoxaline |
| JPS59216878A (ja) * | 1983-05-25 | 1984-12-06 | Nippon Kayaku Co Ltd | ２−キノキサリノ−ル類の製法 |
| JPS60158184A (ja) * | 1984-01-27 | 1985-08-19 | Nippon Kayaku Co Ltd | ２−キノキサリノ−ル類の製造法 |
-
1987
- 1987-06-19 US US07/064,908 patent/US4814444A/en not_active Expired - Lifetime
-
1988
- 1988-05-18 IL IL86415A patent/IL86415A/xx not_active IP Right Cessation
- 1988-05-25 ES ES88304755T patent/ES2110396T3/es not_active Expired - Lifetime
- 1988-05-25 EP EP88304755A patent/EP0295797B1/en not_active Expired - Lifetime
- 1988-05-25 AT AT88304755T patent/ATE161832T1/de not_active IP Right Cessation
- 1988-05-25 DE DE3856098T patent/DE3856098T2/de not_active Expired - Lifetime
- 1988-05-26 CA CA000567838A patent/CA1321202C/en not_active Expired - Lifetime
- 1988-05-26 ZA ZA883784A patent/ZA883784B/xx unknown
- 1988-06-08 AU AU17497/88A patent/AU609489B2/en not_active Expired
- 1988-06-08 BR BR8802783A patent/BR8802783A/pt not_active IP Right Cessation
- 1988-06-10 PH PH37047A patent/PH25129A/en unknown
- 1988-06-14 KR KR1019880007107A patent/KR900004416B1/ko not_active IP Right Cessation
- 1988-06-16 FI FI882894A patent/FI99204C/fi active IP Right Grant
- 1988-06-16 JP JP63149242A patent/JPH0629267B2/ja not_active Expired - Fee Related
- 1988-06-17 MX MX011942A patent/MX168769B/es unknown
- 1988-06-17 CN CN88103659A patent/CN1017995B/zh not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU609489B2 (en) | 1991-05-02 |
| FI99204C (fi) | 1997-10-27 |
| DE3856098D1 (de) | 1998-02-12 |
| ATE161832T1 (de) | 1998-01-15 |
| IL86415A (en) | 1993-02-21 |
| FI882894A (fi) | 1988-12-20 |
| EP0295797A2 (en) | 1988-12-21 |
| IL86415A0 (en) | 1988-11-15 |
| ES2110396T3 (es) | 1998-02-16 |
| KR890000439A (ko) | 1989-03-14 |
| JPH0629267B2 (ja) | 1994-04-20 |
| KR900004416B1 (ko) | 1990-06-25 |
| US4814444A (en) | 1989-03-21 |
| AU1749788A (en) | 1988-12-22 |
| FI99204B (fi) | 1997-07-15 |
| JPS6416772A (en) | 1989-01-20 |
| BR8802783A (pt) | 1988-12-27 |
| PH25129A (en) | 1991-02-19 |
| EP0295797A3 (en) | 1989-11-15 |
| CN1017995B (zh) | 1992-08-26 |
| DE3856098T2 (de) | 1998-05-07 |
| CN1030915A (zh) | 1989-02-08 |
| CA1321202C (en) | 1993-08-10 |
| EP0295797B1 (en) | 1998-01-07 |
| FI882894A0 (fi) | 1988-06-16 |
| MX168769B (es) | 1993-06-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3477350D1 (en) | Pd/re hydrogenation catalyst and process for making tetrahydrofuran and 1,4-butanediol | |
| ES8701723A1 (es) | Procedimiento para preparar 2,2,6,6-tetraalquil-4-piperidilaminas | |
| DE3567872D1 (en) | Process for the preparation of n-substituted aminoalkylsilanes | |
| GB8631018D0 (en) | Selective hydrogenation of acetylenes | |
| ZA883784B (en) | Process for the selective reduction of 2-quinoxaline-4-oxides | |
| BR9813104A (pt) | Catalisador de acetato de vinila compreendendo paládio metálico e ouro, e acetato cúprico | |
| MX9708720A (es) | Preparacion de n-metil-2-(3,4-dimetoxifenil) etilamina. | |
| EP0295815A3 (en) | Process for production of 2-quinoxalines | |
| ES468569A1 (es) | Procedimiento para la fabricacion de 2,3-dimetilpentanal. | |
| EP0753502A3 (de) | Verfahren zur Herstellung von 3.3.5-Trimethylcyclohexanon | |
| IT8922661A0 (it) | Procedimento per la sintesi diretta di alcoli da olefine,ossidi di carbonio e idrogeno,promossa da un catalizzatore di rodio supportato | |
| FR2603578A1 (fr) | Procede d'hydrogenation selective du phenyl-acetylene dans une coupe riche en styrene | |
| PT85744A (en) | Process for the preparation of 2,3,4,3:,4:-penta-o-acetyl sucrose (4-pas) | |
| JPS52136897A (en) | Production of catalysts supporting pt-group metals | |
| AU4328479A (en) | Platinum, rhodium and palladium catalyst for automotive emission control | |
| TW356432B (en) | Hydrogenation catalyst and process | |
| JPS56130232A (en) | Catalyst for diacryloxidation of conjugate diene | |
| GB1487915A (en) | Catalysts | |
| MX9700596A (es) | Procedimiento para la produccion de aminoazobicicloalcanos a partir de oximas. | |
| JPS525693A (en) | Catalyst for purification of raw material containing hydrocarbons by h ydrogenation | |
| MX9700447A (es) | Procesos para preparar 4-ter-butilciclohexanol y acetato de 4-ter-butilciclohexilo. | |
| TH22473EX (th) | กระบวนการทำให้สารป้อนไฮโดรคาร์บอนแตกตัวโดยใช้ตัวช่วยปฏิกิริยา |