| Synonym | Phthalic anhydride, 4-(chloroformyl)-, Anhydrotrimellitic acid chloride, Trimellitic acid anhydride chloride, Trimellitic acid anhydride 4-monoacid chloride, Trimellitic anhydride acid chloride, Trimellitic anhydride chloride, Trimellitic anhydride monoacid chloride, Trimellitic anhydride monochloride, 1,3-Benzofurandione-5-carbonyl chloride, 4-(Chlorocarbonyl)phthalic anhydride, 4-(Chloroformyl)phthalic anhydride, 4-(Chlorocarboxy)benzenedicarboxylic anhydride, Phthalic , 4-(chloroformyl)-,anhydride, NSC 89728 |