4,4'-Methylenebis(2,6-di-<i>tert</i>-butylphenol) , >98.0% , 118-82-1

Synonym(s):
4,4′-Methylenebis(2,6-di-tert-butylphenol)

CAS NO.：118-82-1

Empirical Formula: C29H44O2

Molecular Weight: 424.66

MDL number: MFCD00008822

EINECS: 204-279-1

PRODUCT 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)
• Flash point: 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.
• InChI: 1S/C29H44O2/c1-26(2,3)20-14-18(15-21(24(20)30)27(4,5)6)13-19-16-22(28(7,8)9)25(31)23(17-19)29(10,11)12/h14-17,30-31H,13H2,1-12H3
• InChIKey: MDWVSAYEQPLWMX-UHFFFAOYSA-N
• SMILES: CC(C)(C)c1cc(Cc2cc(c(O)c(c2)C(C)(C)C)C(C)(C)C)cc(c1O)C(C)(C)C
• 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)

Description and Uses

bis-BHT (118-82-1) is a potent antioxidant. Cell permeable.

Antioxidant.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338
• target organs: Respiratory system
• PPE: dust mask type N95 (US), Eyeshields, Gloves
• Hazard Codes: Xi
• Risk Statements: 36/37/38-38-37-36
• Safety Statements: 26-36
• WGK Germany: 1
• RTECS: SL9650000
• TSCA: TSCA listed
• HS Code: 29072990
• Storage Class: 11 - Combustible Solids
• Hazard Classifications: Eye Irrit. 2; Skin Irrit. 2; STOT SE 3
• Toxicity: LD50 oral in rat: > 24gm/kg