AT316537B - Process for the preparation of new 5-pyrrolidone- (2) -carboxylic acid alkyl esters - Google Patents

Process for the preparation of new 5-pyrrolidone- (2) -carboxylic acid alkyl esters

Info

Publication number
AT316537B
AT316537B AT1057172A AT1057172A AT316537B AT 316537 B AT316537 B AT 316537B AT 1057172 A AT1057172 A AT 1057172A AT 1057172 A AT1057172 A AT 1057172A AT 316537 B AT316537 B AT 316537B
Authority
AT
Austria
Prior art keywords
pyrrolidone
preparation
new
carboxylic acid
alkyl esters
Prior art date
Application number
AT1057172A
Other languages
German (de)
Original Assignee
Thomae Gmbh Dr K
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 DE19712102173 external-priority patent/DE2102173A1/en
Priority claimed from DE19712102171 external-priority patent/DE2102171A1/en
Application filed by Thomae Gmbh Dr K filed Critical Thomae Gmbh Dr K
Application granted granted Critical
Publication of AT316537B publication Critical patent/AT316537B/en

Links

AT1057172A 1971-01-18 1972-01-17 Process for the preparation of new 5-pyrrolidone- (2) -carboxylic acid alkyl esters AT316537B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712102173 DE2102173A1 (en) 1971-01-18 1971-01-18 Pyrrolidone carboxylic acid alkyl esters prepn - having therapeutic and cosmetic activity esp for the skin
DE19712102171 DE2102171A1 (en) 1971-01-18 1971-01-18 Pyrrolidonecarboxylic acid alkyl esters - cosmetic agents

Publications (1)

Publication Number Publication Date
AT316537B true AT316537B (en) 1974-07-10

Family

ID=25760529

Family Applications (2)

Application Number Title Priority Date Filing Date
AT35972A AT311329B (en) 1971-01-18 1972-01-17 Process for the preparation of new 5-pyrrolidone- (2) -carboxylic acid alkyl esters
AT1057172A AT316537B (en) 1971-01-18 1972-01-17 Process for the preparation of new 5-pyrrolidone- (2) -carboxylic acid alkyl esters

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT35972A AT311329B (en) 1971-01-18 1972-01-17 Process for the preparation of new 5-pyrrolidone- (2) -carboxylic acid alkyl esters

Country Status (1)

Country Link
AT (2) AT311329B (en)

Also Published As

Publication number Publication date
AT311329B (en) 1973-11-12

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