PL282735A1 - Method for manufacturing new benzopiran derivatives - Google Patents

Method for manufacturing new benzopiran derivatives

Info

Publication number: PL282735A1
Authority: PL; Poland
Prior art keywords: benzopiran; derivatives; manufacturing new; manufacturing; new
Prior art date: 1988-12-13

Application number

PL28273589A

Other versions

PL164216B1 (en

Original Assignee

Beecham Group Plc

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.)

1988-12-13

Filing date

1989-12-13

Publication date

1991-07-29

1988-12-13 Priority claimed from GB888829066A external-priority patent/GB8829066D0/en

1989-04-25 Priority claimed from GB898909381A external-priority patent/GB8909381D0/en

1989-12-13 Application filed by Beecham Group Plc filed Critical Beecham Group Plc

1991-07-29 Publication of PL282735A1 publication Critical patent/PL282735A1/en

1994-07-29 Publication of PL164216B1 publication Critical patent/PL164216B1/en

Links

238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

PL28273589A 1988-12-13 1989-12-13 Method for the production of new benzopyran derivatives PL164216B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB888829066A GB8829066D0 (en)	1988-12-13	1988-12-13	Novel compounds
GB898909381A GB8909381D0 (en)	1989-04-25	1989-04-25	Novel compounds

Publications (2)

Publication Number	Publication Date
PL282735A1 true PL282735A1 (en)	1991-07-29
PL164216B1 PL164216B1 (en)	1994-07-29

Family

ID=26294721

Family Applications (7)

Application Number	Title	Priority Date	Filing Date
PL28726189A PL287261A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28273589A PL164216B1 (en)	1988-12-13	1989-12-13	Method for the production of new benzopyran derivatives
PL28726389A PL287263A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28952989A PL289529A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28953189A PL289531A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28726289A PL287262A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28953089A PL289530A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
PL28726189A PL287261A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane

Family Applications After (5)

Application Number	Title	Priority Date	Filing Date
PL28726389A PL287263A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28952989A PL289529A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28953189A PL289531A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28726289A PL287262A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane
PL28953089A PL289530A1 (en)	1988-12-13	1989-12-13	Method of obtaining novel derivatives of benzopyrane

Country Status (1)

Country	Link
PL (7)	PL287261A1 (en)

1989
- 1989-12-13 PL PL28726189A patent/PL287261A1/en unknown
- 1989-12-13 PL PL28273589A patent/PL164216B1/en unknown
- 1989-12-13 PL PL28726389A patent/PL287263A1/en unknown
- 1989-12-13 PL PL28952989A patent/PL289529A1/en unknown
- 1989-12-13 PL PL28953189A patent/PL289531A1/en unknown
- 1989-12-13 PL PL28726289A patent/PL287262A1/en unknown
- 1989-12-13 PL PL28953089A patent/PL289530A1/en unknown

Also Published As

Publication number	Publication date
PL289529A1 (en)	1992-01-13
PL289530A1 (en)	1992-01-13
PL287261A1 (en)	1991-11-04
PL287263A1 (en)	1991-11-04
PL287262A1 (en)	1991-11-04
PL164216B1 (en)	1994-07-29
PL289531A1 (en)	1992-01-13

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