CA983930A - 6,7-methylenedioxy-2(1h)-quinazolinone derivatives - Google Patents

6,7-methylenedioxy-2(1h)-quinazolinone derivatives

Info

Publication number: CA983930A
Authority: CA; Canada
Prior art keywords: methylenedioxy; quinazolinone derivatives; quinazolinone; derivatives
Prior art date: 1971-05-06
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

CA141,170A

Inventor

George A. Cooke

William J. Houlihan

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.)

Sandoz Patent Ltd

Original Assignee

Sandoz Patent 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.)

1971-05-06

Filing date

1972-05-03

Publication date

1976-02-17

1972-05-03 Application filed by Sandoz Patent Ltd filed Critical Sandoz Patent Ltd

1976-02-17 Application granted granted Critical

1976-02-17 Publication of CA983930A publication Critical patent/CA983930A/en

Status Expired legal-status Critical Current

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Plural Heterocyclic Compounds (AREA)

CA141,170A 1971-05-06 1972-05-03 6,7-methylenedioxy-2(1h)-quinazolinone derivatives Expired CA983930A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US14101171A	1971-05-06	1971-05-06
US14099071A	1971-05-06	1971-05-06

Publications (1)

Publication Number	Publication Date
CA983930A true CA983930A (en)	1976-02-17

Family

ID=26838683

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA141,170A Expired CA983930A (en)	1971-05-06	1972-05-03	6,7-methylenedioxy-2(1h)-quinazolinone derivatives

Country Status (5)

Country	Link
AT (2)	ATA393472A (en)
CA (1)	CA983930A (en)
CH (2)	CH551423A (en)
ES (1)	ES429706A1 (en)
HU (1)	HU164668B (en)

1972
- 1972-04-26 CH CH118374A patent/CH551423A/en not_active IP Right Cessation
- 1972-04-26 CH CH117774A patent/CH551419A/en not_active IP Right Cessation
- 1972-05-03 CA CA141,170A patent/CA983930A/en not_active Expired
- 1972-05-04 HU HUSA002351 patent/HU164668B/hu unknown
- 1972-05-05 AT AT393472A patent/ATA393472A/en not_active IP Right Cessation
1974
- 1974-04-19 AT AT324474A patent/AT328442B/en not_active IP Right Cessation
- 1974-08-31 ES ES429706A patent/ES429706A1/en not_active Expired

Also Published As

Publication number	Publication date
AT328442B (en)	1976-03-25
HU164668B (en)	1974-03-28
ATA324474A (en)	1975-06-15
CH551419A (en)	1974-07-15
CH551423A (en)	1974-07-15
ES429706A1 (en)	1977-03-16
ATA393472A (en)	1975-05-15

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