GB1543874A - 2-disubstituted phenyl-3,4-dihydro-4-oxoquinazoline derivatives and process for their preparation - Google Patents

2-disubstituted phenyl-3,4-dihydro-4-oxoquinazoline derivatives and process for their preparation

Info

Publication number
GB1543874A
GB1543874A GB5101677A GB5101677A GB1543874A GB 1543874 A GB1543874 A GB 1543874A GB 5101677 A GB5101677 A GB 5101677A GB 5101677 A GB5101677 A GB 5101677A GB 1543874 A GB1543874 A GB 1543874A
Authority
GB
United Kingdom
Prior art keywords
dihydro
preparation
disubstituted phenyl
oxoquinazoline derivatives
oxoquinazoline
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB5101677A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pfizer Italia SRL
Original Assignee
Carlo Erba SpA
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.)
Filing date
Publication date
Priority claimed from IT2257177A external-priority patent/IT1113561B/it
Priority claimed from IT2362477A external-priority patent/IT1118026B/it
Priority claimed from IT2783477A external-priority patent/IT1114419B/it
Application filed by Carlo Erba SpA filed Critical Carlo Erba SpA
Publication of GB1543874A publication Critical patent/GB1543874A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D265/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
    • C07D265/04—1,3-Oxazines; Hydrogenated 1,3-oxazines
    • C07D265/12—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems
    • C07D265/14—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C07D265/20—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems condensed with one six-membered ring with hetero atoms directly attached in position 4
    • C07D265/22—Oxygen atoms
    • 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
    • C07D239/86—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 4
    • C07D239/88—Oxygen atoms
    • C07D239/91—Oxygen atoms with aryl or aralkyl radicals attached in position 2 or 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB5101677A 1977-04-19 1977-12-07 2-disubstituted phenyl-3,4-dihydro-4-oxoquinazoline derivatives and process for their preparation Expired GB1543874A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT2257177A IT1113561B (it) 1977-04-19 1977-04-19 Derivati della 3,4-di idro-chinazolina
IT2362477A IT1118026B (it) 1977-05-17 1977-05-17 Derivati della 3 4-di idro-chinazolina
IT2783477A IT1114419B (it) 1977-09-22 1977-09-22 Derivati della 3,4-diidro-chinazolina

Publications (1)

Publication Number Publication Date
GB1543874A true GB1543874A (en) 1979-04-11

Family

ID=27273297

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5101677A Expired GB1543874A (en) 1977-04-19 1977-12-07 2-disubstituted phenyl-3,4-dihydro-4-oxoquinazoline derivatives and process for their preparation

Country Status (9)

Country Link
AU (2) AU3134477A (nl)
CA (1) CA1092118A (nl)
DE (1) DE2755716A1 (nl)
FR (1) FR2387967A2 (nl)
GB (1) GB1543874A (nl)
GR (1) GR70041B (nl)
NL (1) NL7713862A (nl)
NZ (1) NZ185967A (nl)
YU (1) YU300677A (nl)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0347146A2 (en) * 1988-06-16 1989-12-20 Smith Kline & French Laboratories Limited Fused pyrimidine derivatives, process and intermediates for their preparation and pharmaceutical compositions containing them
US5162316A (en) * 1988-06-16 1992-11-10 Smith Kline & French Laboratories Limited Pyrimido[4,5-d]pyrimidine derivatives for use as bronchodilators

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1025435A (en) * 1964-08-19 1966-04-06 American Cyanamid Co New hydroxyarylquinazolones
US3696102A (en) * 1970-03-09 1972-10-03 Pfizer & Co C Process for the synthesis of substituted quinazolin-4-ones

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0347146A2 (en) * 1988-06-16 1989-12-20 Smith Kline & French Laboratories Limited Fused pyrimidine derivatives, process and intermediates for their preparation and pharmaceutical compositions containing them
EP0347146A3 (en) * 1988-06-16 1990-07-11 Smith Kline & French Laboratories Limited Fused pyrimidine derivatives, process and intermediates for their preparation and pharmaceutical compositions containing them
US5047404A (en) * 1988-06-16 1991-09-10 Smith Kline & French Laboratories, Ltd. Chemical compounds
US5162316A (en) * 1988-06-16 1992-11-10 Smith Kline & French Laboratories Limited Pyrimido[4,5-d]pyrimidine derivatives for use as bronchodilators
EP0351058B1 (en) * 1988-06-16 1993-06-02 Smith Kline & French Laboratories Limited Pyrimidopyrimidine derivatives

Also Published As

Publication number Publication date
CA1092118A (en) 1980-12-23
NL7713862A (nl) 1978-10-23
AU512413B2 (en) 1980-10-09
FR2387967A2 (fr) 1978-11-17
GR70041B (nl) 1982-07-26
AU3134477A (en) 1979-06-14
YU300677A (en) 1982-08-31
FR2387967B2 (nl) 1981-12-31
NZ185967A (en) 1979-10-25
DE2755716A1 (de) 1978-10-26

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee