CA956958A - 3,4-dihydro-2(1h)-quinazolinones and preparation thereof - Google Patents

3,4-dihydro-2(1h)-quinazolinones and preparation thereof

Info

Publication number
CA956958A
CA956958A CA117,977A CA117977A CA956958A CA 956958 A CA956958 A CA 956958A CA 117977 A CA117977 A CA 117977A CA 956958 A CA956958 A CA 956958A
Authority
CA
Canada
Prior art keywords
quinazolinones
dihydro
preparation
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
CA117,977A
Other versions
CA117977S (en
Inventor
Shigeho Inaba
Kikuo Ishizumi
Michihiro Yamamoto
Masao Koshiba
Kazuo Mori
Hisao Yamamoto
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 JP6161870A external-priority patent/JPS4821951B1/ja
Priority claimed from JP45098107A external-priority patent/JPS4821954B1/ja
Priority claimed from JP11833270A external-priority patent/JPS4834598B1/ja
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Application granted granted Critical
Publication of CA956958A publication Critical patent/CA956958A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D403/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/06Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D239/00Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72Quinazolines; Hydrogenated quinazolines
    • C07D239/78Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 2
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D239/00Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72Quinazolines; Hydrogenated quinazolines
    • C07D239/78Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 2
    • C07D239/80Oxygen atoms
    • C07D239/82Oxygen atoms with an aryl radical attached in position 4
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D413/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D413/02Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
    • C07D413/06Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA117,977A 1970-07-13 1971-07-12 3,4-dihydro-2(1h)-quinazolinones and preparation thereof Expired CA956958A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP6161870A JPS4821951B1 (en) 1970-07-13 1970-07-13
JP9630670 1970-10-30
JP45098107A JPS4821954B1 (en) 1970-11-05 1970-11-05
JP11833270A JPS4834598B1 (en) 1970-12-23 1970-12-23

Publications (1)

Publication Number Publication Date
CA956958A true CA956958A (en) 1974-10-29

Family

ID=27464063

Family Applications (1)

Application Number Title Priority Date Filing Date
CA117,977A Expired CA956958A (en) 1970-07-13 1971-07-12 3,4-dihydro-2(1h)-quinazolinones and preparation thereof

Country Status (8)

Country Link
BE (1) BE769858A (en)
CA (1) CA956958A (en)
CH (1) CH560693A5 (en)
DE (1) DE2134118C3 (en)
DK (1) DK129348B (en)
FR (1) FR2100890A1 (en)
NL (1) NL169589C (en)
SE (1) SE380019B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071516A (en) 1976-08-20 1978-01-31 Sandoz, Inc. 4-(Acyloxyphenyl)-quinazolin-2(1H)-ones

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH515911A (en) * 1968-07-01 1971-11-30 Sandoz Ag Process for the preparation of 3,4-dihydro-4-phenyl-2 (1H) -quinazolinones
NL142676B (en) * 1968-12-10 1974-07-15 Sumitomo Chemical Co PROCEDURE FOR PREPARING A 1-DIALKYLAMINOALKYL-4-PHENYLCHINAZOLIN SUBSCRIPTION WITH INFLAMMATORY ACTIVITY, METHOD FOR PREPARING A 1-DIALKYLAMINOALKYL-4-PHENYLCHINAZOLIN SUBSCRIPTION WITH INFLAMMATORY ACTIVITY, PROCESS FOR PREPARING A THERAPEUTIC PREPARATION CONTAINED AS A PREPARATION THERAPEUTIC, AND PREPARATION CONTAINED BY WATER
DE2037693C3 (en) * 1969-08-02 1975-01-16 Sumitomo Chemical Co., Ltd., Osaka (Japan) 1-Cyclopropylmethyl-2 (1 H) -quinazolinone derivatives
CH499544A (en) * 1970-04-27 1970-11-30 Sandoz Ag Antiinflammatory antipyretic and analgesic - 4-thienyl-2 (1h)-quinazolinones prodn

Also Published As

Publication number Publication date
AU3110171A (en) 1973-01-18
DK129348B (en) 1974-09-30
DE2134118C3 (en) 1975-04-10
FR2100890B1 (en) 1975-06-06
NL7109637A (en) 1972-01-17
DE2134118A1 (en) 1972-01-20
NL169589C (en) 1982-08-02
NL169589B (en) 1982-03-01
SE380019B (en) 1975-10-27
DK129348C (en) 1975-02-24
CH560693A5 (en) 1975-04-15
DE2134118B2 (en) 1974-08-15
BE769858A (en) 1971-11-16
FR2100890A1 (en) 1972-03-24

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