AT347945B - PROCESS FOR THE PRODUCTION OF NEW BENZOPYRANE OR HYDRONAPHTHALINE DERIVATIVES - Google Patents

PROCESS FOR THE PRODUCTION OF NEW BENZOPYRANE OR HYDRONAPHTHALINE DERIVATIVES

Info

Publication number
AT347945B
AT347945B AT161178A AT161178A AT347945B AT 347945 B AT347945 B AT 347945B AT 161178 A AT161178 A AT 161178A AT 161178 A AT161178 A AT 161178A AT 347945 B AT347945 B AT 347945B
Authority
AT
Austria
Prior art keywords
hydronaphthaline
derivatives
production
benzopyrane
new
Prior art date
Application number
AT161178A
Other languages
German (de)
Other versions
ATA161178A (en
Original Assignee
Beecham Group 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 GB24005/75A external-priority patent/GB1493998A/en
Application filed by Beecham Group Ltd filed Critical Beecham Group Ltd
Priority claimed from AT403078A external-priority patent/AT369013B/en
Publication of ATA161178A publication Critical patent/ATA161178A/en
Application granted granted Critical
Publication of AT347945B publication Critical patent/AT347945B/en

Links

AT161178A 1975-06-03 1978-03-07 PROCESS FOR THE PRODUCTION OF NEW BENZOPYRANE OR HYDRONAPHTHALINE DERIVATIVES AT347945B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB24005/75A GB1493998A (en) 1975-06-03 1975-06-03 Propanolamine derivatives
AT403078A AT369013B (en) 1977-06-02 1978-06-02 METHOD FOR PRODUCING AMIDINOPHOSPHONATES

Publications (2)

Publication Number Publication Date
ATA161178A ATA161178A (en) 1978-06-15
AT347945B true AT347945B (en) 1979-01-25

Family

ID=25600727

Family Applications (2)

Application Number Title Priority Date Filing Date
AT161178A AT347945B (en) 1975-06-03 1978-03-07 PROCESS FOR THE PRODUCTION OF NEW BENZOPYRANE OR HYDRONAPHTHALINE DERIVATIVES
AT161078A AT349467B (en) 1975-06-03 1978-03-07 PROCESS FOR THE PRODUCTION OF NEW BENZOPYRANE OR HYDRONAPHTHALINE DERIVATIVES AND THEIR SALTS

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT161078A AT349467B (en) 1975-06-03 1978-03-07 PROCESS FOR THE PRODUCTION OF NEW BENZOPYRANE OR HYDRONAPHTHALINE DERIVATIVES AND THEIR SALTS

Country Status (1)

Country Link
AT (2) AT347945B (en)

Also Published As

Publication number Publication date
ATA161178A (en) 1978-06-15
AT349467B (en) 1979-04-10
ATA161078A (en) 1978-09-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties