2,2'-Methylenebis(4-methyl-6-tert-butylphenol)

Synonym(s):2,2′-Methylenebis(4-methyl-6-tert-butylphenol);2,2′-Methylenebis(4-methyl-6-tert-butylphenol);2,2′-Methylenebis(6-tert-butyl-p-cresol);2,2′-Methylenebis-(6-tert-butyl-4-methyl-phenol), Bis(3-tert-butyl-2-hydroxy-5-methylphenyl)-methan;6,6-Methylenebis(2-tert-butyl-4-methylphenol)

CAS NO.：119-47-1
Empirical Formula: C23H32O2
Molecular Weight: 340.5
MDL number: MFCD00043641
EINECS: 204-327-1
SAFETY DATA SHEET (SDS)
Update Date: 2026-07-31 17:49:05

2,2'-Methylenebis(4-methyl-6-tert-butylphenol) Structural

What is 2,2'-Methylenebis(4-methyl-6-tert-butylphenol)?

The Uses of 2,2'-Methylenebis(4-methyl-6-tert-butylphenol)

LOWINOX® 22M46 stabilizer is a non-discoloring antioxidant based on a sterically hindered alkylated bis-phenol.

The Uses of 2,2'-Methylenebis(4-methyl-6-tert-butylphenol)

It may be incorporated into the bromobutyl rubber(BIIR) matrix to enhance the overall thermo-reversibility of dicyclopentadiene dicarboxylic acid (DCPDCA) cross-linked BIIR. It may also be used as an antioxidant which shows a higher oxidation stability in distilled biodiesel.

What are the applications of Application

GERI-BP002-A is an inhibitor of acyl-CoA cholesterol acyltransferase

Definition

ChEBI: 2,2'-Methylenebis(4-methyl-6-tert-butylphenol) is a diarylmethane.

General Description

2,2′-Methylenebis(6-tert-butyl-4-methylphenol) is a phenolic antioxidant commonly used in increasing the oxidation stability in rubber and plastic industries.

Flammability and Explosibility

Not classified

Industrial uses

2,2'-Methylenebis(4-methyl-6-tert-butylphenol) is used in the following products: adhesives and sealants, lubricants and greases, fuels, hydraulic fluids and metal working fluids.

Source

2,2'-Methylenebis(4-methyl-6-tert-butylphenol) is a natural product found in Streptomyces and Aspergillus fumigatus with data available.

Properties and Applications

TEST ITEMS	SPECIFICATION
APPEARANCE	COLORLESS CRYSTALLINE POWDER
CONTENT	98.0% min
MELTING POINT	124 °C +
MELTING RANGE	120-130 °C
VOLATILE	0.3% max
ASH	0.1% max
150um SIEVE RESIDUE	0.5% max

Properties of 2,2'-Methylenebis(4-methyl-6-tert-butylphenol)

Melting point:	123-127 °C(lit.)
Boiling point:	187℃
Density	1.04g/cm3
vapor pressure	<1 hPa
refractive index	1.4480 (estimate)
Flash point:	195°C(383°F)
storage temp.	Store below +30°C.
solubility	0.007mg/l practically insoluble
form	White to off-white solid.
pka	11.32±0.48(Predicted)
color	White to Off-White
PH	4-7 (H2O, 20℃)(aqueous suspension)
Water Solubility	7μg/L at 20℃
CAS DataBase Reference	119-47-1(CAS DataBase Reference)
NIST Chemistry Reference	Phenol, 2,2'-methylenebis[6-(1,1-dimethylethyl)-4-methyl-(119-47-1)
EPA Substance Registry System	2,2'-Methylenebis(6-tert-butyl-p-cresol) (119-47-1)

Safety information for 2,2'-Methylenebis(4-methyl-6-tert-butylphenol)

Signal word	Warning
Pictogram(s)	Health Hazard GHS08
GHS Hazard Statements	H413:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	P201:Obtain special instructions before use. P273:Avoid release to the environment. P308+P313:IF exposed or concerned: Get medical advice/attention.