Commonly used protective base reagents - p-Bromobenzyl bromide Light yellow crystals, 60-62 °C, bp 116-124 °C/12 Torr (1599.86 Pa). Freely soluble in hot alcohols, ethers, carbon disulfide, benzene and glacial acetic acid, soluble in water and alcohol. Can be volatilized with water vapor and sublimated by heating.

Why is the cost of 1,4-cyclohexanedimethanol high after localization? 1,4-Cyclohexanedimethanol (CHDM) after the realization of local production, production costs are high, the sales price is close to 30,000 per ton, high cost constraints on the application of the application of the direct impact of the downstream products cost-effective.