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Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Inventia se refera la un procedeu de obtinere a 2-hidroxi-1-naftaldehidei prin reactia beta -naftolului cu hexametilentetramina în mediu de acid acetic si acid sulfuric la temperatura de 90...100 degree C, dupa care masa de reactie se dilueaza cu apa, constînd în aceea ca acidul sulfuric utilizat are concentratie 50%, iar dupa diluarea masei de reactie obtinute, se neutralizeaza cu o solutie de NaOH 25...30/% pîna la ph = 2,5...3.
RO122156A1986-02-071986-02-07Procedeu de obtinere a 2-hidroxi-1-naftaldehidei
RO92960B1
(ro)