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

4,4'-Methylenebis(2,6-di-tert-butylphenol) Basic information

Product Name:	4,4'-Methylenebis(2,6-di-tert-butylphenol)
Synonyms:	antioxidante702;Bimox M;bimoxm;Binox M;binoxm;binox-m;bis(4-Hydroxy-3,5-ditertbutyl)phenylmathane;Di(4-hydroxy-3,5-di-tert-butylphenyl)methane
CAS:	118-82-1
MF:	C29H44O2
MW:	424.66
EINECS:	204-279-1
Product Categories:	Antioxidant;Organics;Diphenylmethanes (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;Bisphenol and Sulfonyldiphenol Monomers;Monomers;Polymer Science;Industrial/Fine Chemicals
Mol File:	118-82-1.mol

4,4'-Methylenebis(2,6-di-tert-butylphenol) Chemical Properties

Melting point	155-159 °C(lit.)
Boiling point	289 °C40 mm Hg(lit.)
density	0.99 g/cm3 (20℃)
vapor pressure	0Pa at 25℃
refractive index	1.4875 (estimate)
Fp	289°C/40mm
storage temp.	Store below +30°C.
solubility	<0.0001g/l
pka	12.03±0.40(Predicted)
form	solid
color	White
Water Solubility	31.9ng/L at 20℃
BRN	1916919
Stability:	Stable for 2 years from date of purchase as supplied. Solutions are not stable. Solutions must be made fresh and used within 1 working day.
InChIKey	MDWVSAYEQPLWMX-UHFFFAOYSA-N
LogP	8.9 at 25℃
CAS DataBase Reference	118-82-1(CAS DataBase Reference)
NIST Chemistry Reference	Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)-(118-82-1)
EPA Substance Registry System	Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)- (118-82-1)

Safety Information

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

4,4'-Methylenebis(2,6-di-tert-butylphenol) Usage And Synthesis

Description	bis-BHT (118-82-1) is a potent antioxidant. Cell permeable.
Chemical Properties	light yellow crystalline
Uses	Antioxidant.
Definition	ChEBI: 4,4'-Methylenebis(2,6-di-tert-butylphenol) is a diarylmethane.
Flammability and Explosibility	Nonflammable
References	1) Amorati et al. (2003), Antioxidant activity of 0-bisphenols: the role of intramolecular hydrogen bonding; J. Org. Chem. 68 5198

4,4'-Methylenebis(2,6-di-tert-butylphenol) Preparation Products And Raw materials

Raw materials	2,6-Di-tert-butylphenol-->3,5-DI-TERT-BUTYL-4-HYDROXYBENZYL ETHER-->3,5-di-tert-butyl-4-hydroxybenzyl acetate-->3,5-Di-tert-butyl-4-hydroxybenzyl alcohol-->4,4'-[2,4,6-Trimethyl-1,3-phenylenebis(methylene)]bis[2,6-di(tert-butyl)phenol]-->Antioxidant 1330-->antioxidant 703-->Mesitylene-->Formaldehyde
Preparation Products	3,5-di-tert-butyl-4-hydroxybenzyl acetate-->4,4'-Ethylenebis(2,6-ditert-butylphenol)

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