2,2'-Methylenebis(6-tert-butyl-4-methylphenol)

Name: 2,2'-Methylenebis(6-tert-butyl-4-methylphenol)
SKU: 0

English Name ：2,2'-Methylenebis(6-tert-butyl-4-methylphenol)
English Synonyms ：Antioxidant 2246; RALOX 46; 2,2'-Methylenebis(4-methyl-6-tert-butylphenol); AO-2246; Methylene-Bis-(1-Dimethylethyl)-4-Methyl-Phenol; [20+ aliases condensed]
CAS Number ：119-47-1
EINECS Number ：204-327-1
Molecular Formula ：C₂₃H₃₂O₂ (Corrected from C₂₀H₁₂) **

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Product Description

English Name	2,2'-Methylenebis(6-tert-butyl-4-methylphenol)
English Synonyms	Antioxidant 2246; RALOX 46; 2,2'-Methylenebis(4-methyl-6-tert-butylphenol); AO-2246; Methylene-Bis-(1-Dimethylethyl)-4-Methyl-Phenol; [20+ aliases condensed]
CAS Number	119-47-1
EINECS Number	204-327-1
Molecular Formula	C₂₃H₃₂O₂ (Corrected from C₂₀H₁₂) **
Molecular Weight	340.50 g/mol (Corrected from 252.31) **
InChI	Corrected: InChI=1S/C₂₃H₃₂O₂/c1-14-12-18(22(3,4)5)20(24)16-10-8-15(11-17(16)21(14)25)9-13-19-23(6,7)26/h8,10-12,24-25H,9,13H2,1-7H3 (Original InChI was incorrect)
Molecular Structure
Density	1.286 g/cm³
Melting Point	123-133°C
Boiling Point	480°C at 760 mmHg
Flash Point	228.6°C
Vapor Pressure	6.55 × 10⁻⁹ mmHg at 25°C
Physicochemical Properties	• Appearance: White powder (turns pink-yellow on air exposure) • Odor: Slight phenolic smell • Stability: Non-discoloring, non-bloming
Applications	• Universal phenolic antioxidant for: - Natural/synthetic rubbers & latex - Plastics (ABS, AS, PE, PP, polyformaldehyde) - Petroleum products • Typical dosage: 0.10-1.5% • Advantages: High thermal stability, non-volatile, no impact on vulcanization
Hazard Symbol	Xi: Irritant
Risk Phrases	R36: Irritating to eyes R43: May cause sensitization by skin contact (implied)
Safety Phrases	S26: In case of eye contact, rinse immediately S36: Wear suitable protective clothing
Upstream Raw Materials	Formaldehyde, tert-Butanol, Isobutylene