AR204303A1 - PROCEDURE FOR THE PRODUCTION OF 4-OXO-4H-1-BENZOPIRAN-2-CAR-BOXILIC ACIDS - Google Patents

PROCEDURE FOR THE PRODUCTION OF 4-OXO-4H-1-BENZOPIRAN-2-CAR-BOXILIC ACIDS

Info

Publication number
AR204303A1
AR204303A1 AR24187072A AR24187072A AR204303A1 AR 204303 A1 AR204303 A1 AR 204303A1 AR 24187072 A AR24187072 A AR 24187072A AR 24187072 A AR24187072 A AR 24187072A AR 204303 A1 AR204303 A1 AR 204303A1
Authority
AR
Argentina
Prior art keywords
boxilic
benzopiran
oxo
car
acids
Prior art date
Application number
AR24187072A
Other languages
Spanish (es)
Original Assignee
Fisons 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
Application filed by Fisons Ltd filed Critical Fisons Ltd
Application granted granted Critical
Publication of AR204303A1 publication Critical patent/AR204303A1/en

Links

AR24187072A 1970-08-25 1972-01-01 PROCEDURE FOR THE PRODUCTION OF 4-OXO-4H-1-BENZOPIRAN-2-CAR-BOXILIC ACIDS AR204303A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB4077770 1970-08-25
GB4398470 1970-09-15
GB5886070 1970-12-11

Publications (1)

Publication Number Publication Date
AR204303A1 true AR204303A1 (en) 1975-12-22

Family

ID=27259663

Family Applications (1)

Application Number Title Priority Date Filing Date
AR24187072A AR204303A1 (en) 1970-08-25 1972-01-01 PROCEDURE FOR THE PRODUCTION OF 4-OXO-4H-1-BENZOPIRAN-2-CAR-BOXILIC ACIDS

Country Status (2)

Country Link
AR (1) AR204303A1 (en)
ES (2) ES394474A1 (en)

Also Published As

Publication number Publication date
ES394474A1 (en) 1974-09-16
ES421973A1 (en) 1976-05-01

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