1,2-Propylene glycol, phthalic anhydride polymer is a chemical compound registered under CAS number 31976-47-3, with the molecular formula C11H12O5 and a molecular weight of about 224.21 g/mol. It is also known as (Phthalic anhydride-1,2-propylene glycol) polymer. TwoChem supplies 1,2-Propylene glycol, phthalic anhydride polymer for laboratory research and bulk production; product code 206558. Send an inquiry for purity, packaging, price and lead time.