Preparation and application of dimethyl isophthalate_Kain Industrial Additive

Background and overview[1] Dimethyl isophthalate is a white needle-like crystal, soluble in methanol and ethanol, but insoluble in water. It is used in organic synthesis and as a fixed plate for gas chromatography. Dimethyl isophthalate is obtained by the esterification of isophthalic acid and methanol. Preparation[2-3] Report 1, Add 70Kg isophthalic acid and 0.6Kg N,…