PT81187B - 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
- PT81187B PT81187B PT81187A PT8118785A PT81187B PT 81187 B PT81187 B PT 81187B PT 81187 A PT81187 A PT 81187A PT 8118785 A PT8118785 A PT 8118785A PT 81187 B PT81187 B PT 81187B
- Authority
- PT
- Portugal
- Prior art keywords
- dialkoxyquinazoline
- diones
- halo
- salts
- preparation
- Prior art date
Links
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
- C07D239/95—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in positions 2 and 4
- C07D239/96—Two oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/654,350 US4634769A (en) | 1984-09-25 | 1984-09-25 | Process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2,4-diones and their salts |
Publications (2)
Publication Number | Publication Date |
---|---|
PT81187A PT81187A (en) | 1985-10-01 |
PT81187B true PT81187B (en) | 1987-03-30 |
Family
ID=24624507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT81187A PT81187B (en) | 1984-09-25 | 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) | US4634769A (pt) |
EP (1) | EP0183348A1 (pt) |
KR (1) | KR890003840B1 (pt) |
AU (1) | AU575998B2 (pt) |
DK (1) | DK433585A (pt) |
ES (1) | ES8703145A1 (pt) |
FI (1) | FI853663L (pt) |
GR (1) | GR852322B (pt) |
HU (1) | HU196381B (pt) |
IL (1) | IL76468A0 (pt) |
IN (1) | IN162709B (pt) |
NO (1) | NO853751L (pt) |
NZ (1) | NZ213473A (pt) |
PL (1) | PL255515A1 (pt) |
PT (1) | PT81187B (pt) |
RO (1) | RO92377B (pt) |
ZA (1) | ZA857357B (pt) |
ZW (1) | ZW17085A1 (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4639518A (en) * | 1984-09-24 | 1987-01-27 | Ortho Pharmaceutical Corporation | Substituted quinazolinediones |
US4672116A (en) * | 1985-12-20 | 1987-06-09 | Ortho Pharmaceutical Corporation | Substituted 5,6-dialkoxyquinazoline derivatives |
US4668787A (en) * | 1985-12-20 | 1987-05-26 | Ortho Pharmaceutical Corporation | 5,6-dialkoxy-4-imino-2(1H)quinazolinone derivatives |
IL79249A (en) * | 1986-06-26 | 1992-02-16 | Makhteshim Chem Works Ltd | Herbicidal compositions containing haloalkylthioquinazoline di(thi)ones and some new such compounds |
EP0742213A1 (de) * | 1995-05-10 | 1996-11-13 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von substituierten 3-Arylchinazolin-2,4-dionen |
CN103848835B (zh) * | 2012-12-07 | 2018-07-06 | 上海阳帆医药科技有限公司 | 二肽基肽酶-iv抑制剂、其用途及其中间体和中间体的制备方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4202895A (en) * | 1971-06-04 | 1980-05-13 | Sumitomo Chemical Company, Limited | 1-Polyhaloalkyl-2(1H)-quinazolinone derivatives |
US4146717A (en) * | 1972-04-07 | 1979-03-27 | Sumitomo Chemical Company, Limited | Nitroquinazolinone compounds having antiviral properties |
US3983120A (en) * | 1974-11-06 | 1976-09-28 | Bristol-Myers Company | Process for the preparation of optionally substituted 1,2,3,5-tetrahydroimidazo[2,1-b]quinazolin-2-ones |
US3988340A (en) * | 1975-01-23 | 1976-10-26 | Bristol-Myers Company | 6-Alkoxymethyl-1,2,3,5-tetrahydroimidazo[2,1-b]quinazolin-2-ones and 7-alkoxymethyl-6-[H]-1,2,3,4-tetrahydropyrimido[2,1-b]quinazolin-2-ones |
US4335127A (en) * | 1979-01-08 | 1982-06-15 | Janssen Pharmaceutica, N.V. | Piperidinylalkyl quinazoline compounds, composition and method of use |
US4287341A (en) * | 1979-11-01 | 1981-09-01 | Pfizer Inc. | Alkoxy-substituted-6-chloro-quinazoline-2,4-diones |
-
1984
- 1984-09-25 US US06/654,350 patent/US4634769A/en not_active Expired - Lifetime
-
1985
- 1985-09-13 NZ NZ213473A patent/NZ213473A/en unknown
- 1985-09-20 IN IN663/CAL/85A patent/IN162709B/en unknown
- 1985-09-23 GR GR852322A patent/GR852322B/el unknown
- 1985-09-23 IL IL76468A patent/IL76468A0/xx unknown
- 1985-09-23 RO RO120181A patent/RO92377B/ro unknown
- 1985-09-24 HU HU853595A patent/HU196381B/hu unknown
- 1985-09-24 KR KR1019850006995A patent/KR890003840B1/ko active IP Right Grant
- 1985-09-24 EP EP85306772A patent/EP0183348A1/en not_active Withdrawn
- 1985-09-24 NO NO853751A patent/NO853751L/no unknown
- 1985-09-24 ZA ZA857357A patent/ZA857357B/xx unknown
- 1985-09-24 ES ES547255A patent/ES8703145A1/es not_active Expired
- 1985-09-24 AU AU47843/85A patent/AU575998B2/en not_active Ceased
- 1985-09-24 ZW ZW170/85A patent/ZW17085A1/xx unknown
- 1985-09-24 DK DK433585A patent/DK433585A/da not_active Application Discontinuation
- 1985-09-24 FI FI853663A patent/FI853663L/fi not_active IP Right Cessation
- 1985-09-25 PT PT81187A patent/PT81187B/pt unknown
- 1985-09-25 PL PL25551585A patent/PL255515A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
PL255515A1 (en) | 1986-12-30 |
DK433585D0 (da) | 1985-09-24 |
FI853663L (fi) | 1986-03-26 |
RO92377A (ro) | 1987-11-30 |
US4634769A (en) | 1987-01-06 |
HUT40088A (en) | 1986-11-28 |
EP0183348A1 (en) | 1986-06-04 |
AU4784385A (en) | 1986-04-10 |
FI853663A0 (fi) | 1985-09-24 |
ZA857357B (en) | 1987-05-27 |
IL76468A0 (en) | 1986-01-31 |
GR852322B (pt) | 1986-01-24 |
KR890003840B1 (ko) | 1989-10-05 |
ES547255A0 (es) | 1986-10-16 |
ZW17085A1 (en) | 1987-04-15 |
DK433585A (da) | 1986-03-26 |
NO853751L (no) | 1986-03-26 |
IN162709B (pt) | 1988-07-02 |
HU196381B (en) | 1988-11-28 |
AU575998B2 (en) | 1988-08-11 |
RO92377B (ro) | 1987-12-01 |
NZ213473A (en) | 1988-03-30 |
KR860002479A (ko) | 1986-04-26 |
PT81187A (en) | 1985-10-01 |
ES8703145A1 (es) | 1986-10-16 |
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