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.)
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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Application grantedgrantedCritical
Publication of FR836486ApublicationCriticalpatent/FR836486A/fr
FR836486D1937-04-121938-04-11Procédé de production de l'acide 4-hydroxy-1-aminonaphtalène-8-carboxylique ou du4-hydroxynaphtostyrile
ExpiredFR836486A
(fr)
Procédé de préparation de l'acide 1-méthyle-4-hydroxy-5-amino-naphtaline-1-sulfonique ou de l'acide 1-méthyle-4-amino-5-hydroxy-naphtaline-1-sulfonique