Category:
Advanced Intermediates
CAS NO:
150314-47-9
Standard:
ChP,USP,EP,
Product name:1,3-Isobenzofurandione, 5,5'-[(3,3',5,5'-tetramethyl[1,1'-biphenyl]-4,4'-diyl)bis(oxy)]bis-
CAS:150314-47-9
This compound, CAS 1207-54-9, is a specialized phthalic anhydride derivative featuring a biphenyl ether backbone. Its molecular formula is C22H18O6. Manufactured via Friedel-Crafts acylation and oxidative cyclization, it serves as a high-performance intermediate for engineering thermoplastics.
Store in sealed containers under inert atmosphere to prevent hydrolysis. Avoid direct contact with skin and eyes; use appropriate PPE including respirators during handling. Not intended for direct pharmaceutical formulation without further derivation.