Screening assessment on MBMBP phenols: chapter 3


Substance Identity

Substance Name

For the purposes of this document, this substance will be referred to as MBMBP, an acronym derived from the Philippine Inventory of Chemicals and Chemical Substances inventory name for this substance.

Table 1: Substance identity for MBMBP
Chemical Abstracts Service Registry Number (CAS RN) 119-47-1
DSL name Phenol, 2,2'-methylenebis[6-(1,1-dimethylethyl)-4-methyl-
National Chemical Inventories (NCI) namesFootnote a Phenol, 2,2'-methylenebis[6-(1,1-dimethylethyl)-4-methyl- (TSCA, PICCS, ASIA-PAC, NZIoC) 6,6'-di-tert-butyl-2,2'-methylenedi-p-cresol (EINECS) 6,6'-di-tert-butyl-4,4'-dimethyl-2,2'-methylenediphenol (ENCS) 2,2'-methylene bis[6-(1,1-dimethylethyl)-4-methylphenol] (ECL) 2,2'-methylene-bis-(4-methyl-6-tert-butylphenol) (PICCS)
Other names 2,2'-bis(4-methyl-6-tert-butylphenol)methane; 2,2'-methylene-bis(4-methyl-6-t-butylphenol); 2,2'-methylenebis(4-methyl-6-tert-butylphenol); 2,2'-methylenebis(6-tert-butyl-4-methylphenol); 2,2'-methylenebis[6-(1,1-dimethylethyl)-4-methyl)phenol; 2,2'-methylenebis[6-tert-butyl-p-cresol]; 3,3'-di-tert-butyl-2,2'-dihydroxy-5,5'-dimethyldiphenylmethane; 6,6'-methylenebis(2-tert-butyl-4-methylphenol)
Chemical group (DSL Stream) Discrete organics
Major chemical class or use Phenols
Major chemical sub-class Aromatic phenols
Chemical formula C23H32O2
Chemical structure Chemical Structure CAS RN 119-47-1
SMILESFootnote b Oc(c(cc(c1)C)Cc(c(O)c(cc2C)C(C)(C)C)c2)c1C(C)(C)C
Molecular mass 340.51 g/mol

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