CAS Registry Number

CAS 118-82-1 — 4,4-Methylenebis(2,6-Di-tert-butylphenol), 98%

4,4-Methylenebis(2,6-di-tert-butylphenol), or MBDP, is a high-performance steric hindered phenolic antioxidant widely used in plastics, rubber, and fuels to prevent oxidative degradation and extend product lifespan. This compound is a white to off-white crystalline powder with a purity of 98%, CAS number 118-82-1, and molecular formula CH2[C6H2(C(CH3)2)2OH]2. Its molecular weight is 424.66 g/mol, and it is stable under ambient storage conditions. The product carries a signal word of "Warning" for safety handling. Molekula supplies 4,4-Methylenebis(2,6-di-tert-butylphenol), 98% from research to bulk quantities with full documentation and ISO 9001:2015 traceability.