GB330941A - Process for the manufacture of 2-aminonaphthalene-3-carboxylic acid - Google Patents

Process for the manufacture of 2-aminonaphthalene-3-carboxylic acid

Info

Publication number
GB330941A
GB330941A GB902529A GB902529A GB330941A GB 330941 A GB330941 A GB 330941A GB 902529 A GB902529 A GB 902529A GB 902529 A GB902529 A GB 902529A GB 330941 A GB330941 A GB 330941A
Authority
GB
United Kingdom
Prior art keywords
carboxylic acid
aminonaphthalene
manufacture
zinc
acid
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB902529A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Priority to GB902529A priority Critical patent/GB330941A/en
Publication of GB330941A publication Critical patent/GB330941A/en
Expired legal-status Critical Current

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Abstract

330,941. Carpmael, A., (I. G. Farbenindustrie Akt.-Ges.). March 20, 1929. 2: 3-Aminonaphthoic acid is prepared by heating 2-hydroxynaphthalene-3-carboxylic acid or its zinc salt with ammonium chloride and zinc oxide or zinc carbonate, preferably in a current of dry air or ammonia. Examples are given. Specification 250,598 is referred to.
GB902529A 1929-03-20 1929-03-20 Process for the manufacture of 2-aminonaphthalene-3-carboxylic acid Expired GB330941A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB902529A GB330941A (en) 1929-03-20 1929-03-20 Process for the manufacture of 2-aminonaphthalene-3-carboxylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB902529A GB330941A (en) 1929-03-20 1929-03-20 Process for the manufacture of 2-aminonaphthalene-3-carboxylic acid

Publications (1)

Publication Number Publication Date
GB330941A true GB330941A (en) 1930-06-20

Family

ID=9863923

Family Applications (1)

Application Number Title Priority Date Filing Date
GB902529A Expired GB330941A (en) 1929-03-20 1929-03-20 Process for the manufacture of 2-aminonaphthalene-3-carboxylic acid

Country Status (1)

Country Link
GB (1) GB330941A (en)

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