Anhydride phthalic

PHTHALIC ANHYDRIDE Anhydride of phthalic acid. Represents colourless crystals, almost water - insoluble, sparingly soluble in organic solvents (alcohol, ether, benzene, chloroform, etc. ). Phthalic anhydride is received vapor - phase catalytic oxidation by oxygen of air of au xylol or naphthalene...