A process for the preparation of 3,4 dihydroxybenzaldehyde from p hydroxybenaldehyde, bromine and potassium hydroxide was studied, which comprises the steps of bromation and hydrolysis.
研究了
对
甲醛、溴为主要原料,经溴代、水解制备3,4二甲醛的
法。
A process for the preparation of 3,4 dihydroxybenzaldehyde from p hydroxybenaldehyde, bromine and potassium hydroxide was studied, which comprises the steps of bromation and hydrolysis.
研究了对甲醛、溴为主要原料,经溴代、水解制备3,4二甲醛的法。
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