CAS 50984-88-8 appears in our catalog under these names: P–Xylenolphthalein, p-Xylenolphthalein, 3,3-Bis(4-hydroxy-2,5-dimethylphenyl)isobenzofuran-1(3H)-one 97%, 3,3-Bis(4-hydroxy-2,5-dimethylphenyl)isobenzofuran-1(3H)-one, 97%, 97%, 3,3-Bis(4-hydroxy-2,5-dimethylphenyl)isobenzofuran-1(3H)-one, 97%+,RG. Offered by: GLPBio, TCI, Ambeed, Chemat, Fluorochem. Available pack sizes: 100g, 1g, 5g, 25g, 500g, 10g.