ZW17285A1 - Process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2,4-diones and their salts - Google Patents
Process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2,4-diones and their saltsInfo
- Publication number
- ZW17285A1 ZW17285A1 ZW172/85A ZW17285A ZW17285A1 ZW 17285 A1 ZW17285 A1 ZW 17285A1 ZW 172/85 A ZW172/85 A ZW 172/85A ZW 17285 A ZW17285 A ZW 17285A ZW 17285 A1 ZW17285 A1 ZW 17285A1
- Authority
- ZW
- Zimbabwe
- Prior art keywords
- dialkoxyquinazoline
- diones
- halo
- salts
- preparation
- Prior art date
Links
- 150000003839 salts Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
- C07D239/72—Quinazolines; Hydrogenated quinazolines
- C07D239/78—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 2
- C07D239/80—Oxygen atoms
-
- 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
- C07C221/00—Preparation of compounds containing amino groups and doubly-bound oxygen atoms bound to the same carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C269/04—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups from amines with formation of carbamate groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/26—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids
- C07C303/28—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids by reaction of hydroxy compounds with sulfonic acids or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/26—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids
- C07C303/30—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids by reactions not involving the formation of esterified sulfo groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/654,820 US4751304A (en) | 1984-09-26 | 1984-09-26 | Process for preparing 5,6-dialkoxy-4-alkyl-2(1H)-quinazolinones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZW17285A1 true ZW17285A1 (en) | 1987-04-15 |
Family
ID=24626374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZW172/85A ZW17285A1 (en) | 1984-09-26 | 1985-09-25 | Process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2,4-diones and their salts |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4751304A (un) |
| EP (1) | EP0177256A3 (un) |
| KR (1) | KR870000498B1 (un) |
| AU (1) | AU574841B2 (un) |
| DK (1) | DK435085A (un) |
| ES (3) | ES8700852A1 (un) |
| FI (1) | FI853679L (un) |
| GR (1) | GR852323B (un) |
| HU (1) | HU196380B (un) |
| IL (1) | IL76489A0 (un) |
| NO (1) | NO853767L (un) |
| NZ (1) | NZ213472A (un) |
| PL (3) | PL261847A1 (un) |
| PT (1) | PT81197B (un) |
| RO (1) | RO92582B (un) |
| YU (1) | YU149985A (un) |
| ZA (1) | ZA857399B (un) |
| ZW (1) | ZW17285A1 (un) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3759920A (en) * | 1971-06-24 | 1973-09-18 | Sandoz Ag | Process for the preparation of 1-substituted-phenyl-2(1h)-quinazolinones |
| AU533427B2 (en) * | 1978-12-07 | 1983-11-24 | Ortho Pharmaceutical Corporation | Substituted 2(1h) quinazolinones |
| US4656267A (en) * | 1983-09-29 | 1987-04-07 | Ortho Pharmaceutical Corporation | Substituted 2(1H)-quinazolinone-1-alkanoic acids and esters |
-
1984
- 1984-09-26 US US06/654,820 patent/US4751304A/en not_active Expired - Lifetime
-
1985
- 1985-09-13 NZ NZ213472A patent/NZ213472A/xx unknown
- 1985-09-23 RO RO120182A patent/RO92582B/ro unknown
- 1985-09-23 GR GR852323A patent/GR852323B/el unknown
- 1985-09-23 YU YU01499/85A patent/YU149985A/xx unknown
- 1985-09-24 IL IL76489A patent/IL76489A0/xx unknown
- 1985-09-25 ZA ZA857399A patent/ZA857399B/xx unknown
- 1985-09-25 EP EP85306811A patent/EP0177256A3/en not_active Withdrawn
- 1985-09-25 DK DK435085A patent/DK435085A/da not_active Application Discontinuation
- 1985-09-25 KR KR1019850007044A patent/KR870000498B1/ko active
- 1985-09-25 AU AU47897/85A patent/AU574841B2/en not_active Ceased
- 1985-09-25 NO NO853767A patent/NO853767L/no unknown
- 1985-09-25 ZW ZW172/85A patent/ZW17285A1/xx unknown
- 1985-09-25 FI FI853679A patent/FI853679L/fi not_active IP Right Cessation
- 1985-09-25 HU HU853641A patent/HU196380B/hu unknown
- 1985-09-25 ES ES547266A patent/ES8700852A1/es not_active Expired
- 1985-09-26 PL PL1985261847A patent/PL261847A1/xx unknown
- 1985-09-26 PT PT81197A patent/PT81197B/pt unknown
- 1985-09-26 PL PL1985261848A patent/PL261848A1/xx unknown
- 1985-09-26 PL PL25552685A patent/PL255526A1/xx unknown
-
1986
- 1986-04-30 ES ES554607A patent/ES8801640A1/es not_active Expired
- 1986-04-30 ES ES554608A patent/ES8707722A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU4789785A (en) | 1986-04-10 |
| FI853679A0 (fi) | 1985-09-25 |
| DK435085D0 (da) | 1985-09-25 |
| NZ213472A (en) | 1988-06-30 |
| US4751304A (en) | 1988-06-14 |
| EP0177256A3 (en) | 1987-04-15 |
| KR860002477A (ko) | 1986-04-26 |
| HUT40086A (en) | 1986-11-28 |
| PT81197A (en) | 1985-10-01 |
| ES8707722A1 (es) | 1987-08-16 |
| ES554608A0 (es) | 1987-08-16 |
| PL261848A1 (en) | 1987-09-07 |
| GR852323B (un) | 1986-01-24 |
| ZA857399B (en) | 1987-05-27 |
| RO92582A (ro) | 1987-11-30 |
| FI853679L (fi) | 1986-03-27 |
| PT81197B (en) | 1987-03-30 |
| ES547266A0 (es) | 1986-11-16 |
| ES8700852A1 (es) | 1986-11-16 |
| KR870000498B1 (ko) | 1987-03-12 |
| ES8801640A1 (es) | 1988-01-01 |
| PL255526A1 (en) | 1987-02-09 |
| HU196380B (en) | 1988-11-28 |
| AU574841B2 (en) | 1988-07-14 |
| IL76489A0 (en) | 1986-01-31 |
| ES554607A0 (es) | 1988-01-01 |
| RO92582B (ro) | 1987-12-01 |
| DK435085A (da) | 1986-03-27 |
| YU149985A (en) | 1988-04-30 |
| NO853767L (no) | 1986-04-01 |
| PL261847A1 (en) | 1987-09-07 |
| EP0177256A2 (en) | 1986-04-09 |
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