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Bayer AG
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Bayer AG
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Publication of ES208632A1publicationCriticalpatent/ES208632A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Process for obtaining amino acids from contaminated and weakly alkaline distillation residues of lactams characterized in that the residues are treated with mineral acids or preferably with strong alkalis, the amino acids are released and these are extracted from the residues with alcohols preferably having a content of water between about 5% and about 40% and preferably at elevated temperatures. (Machine-translation by Google Translate, not legally binding)
ES0208632A1952-04-081953-04-06Procedure for obtaining amino acids (Machine-translation by Google Translate, not legally binding)
ExpiredES208632A1
(en)
Procedure for the obtaining of altermic esters of 4-amino-2-oxybenzoic acids rented at the n and o atom (Machine-translation by Google Translate, not legally binding)
A procedure for the obtaining of alcaminic esters of N-monoalquylated and N-mono-alkyl-oxyalkylated aminooxibenzoic acids. (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of terpenic insecticides derived from the essence of trementine, pinene and other terpenes, by treatment of these with chlorine (Machine-translation by Google Translate, not legally binding)