Site na salicylaldehyde site na mmeghachi omume methylation na dimethyl sulfate.Gwakọta 3kg nke sodium hydroxide n'ime ngwọta mmiri 30%, tinye 12.2kg salicylaldehyde na 80L nke mmiri n'okpuru mkpali, wee kpoo ọkụ.Jiri nwayọ tinye 12.9kg nke dimethyl sulfate, mee ka azịza mmeghachi omume refluxed maka ihe dịka 3h mgbe agbakwunyere, gaa n'ihu na reflux maka 2-3h na-eso Chemicalbook…