DK134699B - Analogous process for the preparation of xanthone-2-carboxylic acid compounds. - Google Patents

Analogous process for the preparation of xanthone-2-carboxylic acid compounds.

Info

Publication number
DK134699B
DK134699B DK373274A DK373274A DK134699B DK 134699 B DK134699 B DK 134699B DK 373274 A DK373274 A DK 373274A DK 373274 A DK373274 A DK 373274A DK 134699 B DK134699 B DK 134699B
Authority
DK
Denmark
Prior art keywords
xanthone
preparation
carboxylic acid
acid compounds
analogous process
Prior art date
Application number
DK373274A
Other languages
Danish (da)
Other versions
DK134699C (en
Inventor
Jurg R Pfister
Ian T Harrison
John H Fried
Original Assignee
Syntex Inc
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 US217383A external-priority patent/US3873714A/en
Priority claimed from US00259853A external-priority patent/US3818042A/en
Priority claimed from DK347772A external-priority patent/DK141096B/en
Application filed by Syntex Inc filed Critical Syntex Inc
Priority to DK373274A priority Critical patent/DK134699B/en
Publication of DK134699B publication Critical patent/DK134699B/en
Application granted granted Critical
Publication of DK134699C publication Critical patent/DK134699C/da

Links

DK373274A 1971-07-14 1974-07-11 Analogous process for the preparation of xanthone-2-carboxylic acid compounds. DK134699B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK373274A DK134699B (en) 1971-07-14 1974-07-11 Analogous process for the preparation of xanthone-2-carboxylic acid compounds.

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US16269671A 1971-07-14 1971-07-14
US217383A US3873714A (en) 1971-07-14 1972-01-12 Xanthone carboxylic acids and derivatives
US00259853A US3818042A (en) 1972-01-12 1972-06-05 Xanthone carboxylic acids and derivatives
DK347772A DK141096B (en) 1971-07-14 1972-07-12 Analogous process for the preparation of substituted xanthone-2-carboxylic acids or pharmaceutically acceptable, non-toxic esters, amides or salts thereof.
DK373274A DK134699B (en) 1971-07-14 1974-07-11 Analogous process for the preparation of xanthone-2-carboxylic acid compounds.

Publications (2)

Publication Number Publication Date
DK134699B true DK134699B (en) 1976-12-27
DK134699C DK134699C (en) 1977-07-18

Family

ID=27512922

Family Applications (1)

Application Number Title Priority Date Filing Date
DK373274A DK134699B (en) 1971-07-14 1974-07-11 Analogous process for the preparation of xanthone-2-carboxylic acid compounds.

Country Status (1)

Country Link
DK (1) DK134699B (en)

Also Published As

Publication number Publication date
DK134699C (en) 1977-07-18

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