Description
Product performance
The goods is white crystal or powder, low toxic, combustible. If
mixed with air, within certain limits in the fire burning and
explosion.
Name: terephthalic acid
Chinese alias: purified terephthalic acid (pta); The PTA; 1, 4 -
phthalate; For benzene 2 (a) acid, terephthalic acid; Pine oil
phthalate; Pure benzene dicarboxylic acid; Terephthalic acid; The
benzene dicarboxylic acid; Of two benzoic acid
English name: p - phthalic acid
Soluble in alkali solution, slightly soluble in hot ethanol,
insoluble in water and ethyl ether, glacial acetic acid, ethyl
acetate and dichloromethane, most organic solvents such as toluene,
chloroform, soluble in strong polar organic solvents such as DMF,
DMSO and DEF.
Terephthalic acid esterification reaction can occur; Under the
condition of strong, can also occur halogenation, nitration and
sulfonation reaction.
