Basic information
- Standard SMILES
CC(C)(C)c1cc(Cc2cc(C(C)(C)C)c(O)c(C(C)(C)C)c2)cc(C(C)(C)C)c1O- InChIKey
MDWVSAYEQPLWMX-UHFFFAOYSA-N- Molecular formula
- C29H44O2
- Average molar mass
- 424.7 g/mol
- Monoisotopic mass
- 424.33413064
Names & identifiers
- Preferred name
- 4,4'-Methylenebis(2,6-di-tert-butylphenol)
- IUPAC
- 2,6-ditert-butyl-4-[(3,5-ditert-butyl-4-hydroxyphenyl)methyl]phenol
- English name
- 4,4'-Methylenebis(2,6-di-tert-butylphenol)
- Molecular formula
- C29H44O2
- Molecular weight
- 424.66
Names & synonyms
Show more names
Database identifiers
- CAS
118-82-1- PubChem CID
- 8372
- DTXSID
DTXSID7022411- ChEMBL
CHEMBL1795577- ChEBI
CHEBI:34369- UNII
- 37N5K66648
- EC Number
- 204-279-1
- Nikkaji
- J39.600A
Properties
Computed structural properties
- XLogP
- 9.8
- Topological polar surface area
- 40.5 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 2
- Rotatable bonds
- 6
- Heavy atoms
- 31
- Formal charge
- 0
- Complexity
- 480
Experimental & physicochemical properties
Physical Description
Dry Powder
White or yellow powder; [Alfa Aesar MSDS]
Physicochemical properties
- Melting point
- 155 · 155-159 °C(lit.)
- Boiling point
- 289 °C40 · 289 °C40 mm Hg(lit.)
- Density
- 0.99 g/cm3 · 0.99 g/cm3 (20℃)
- vapor pressure
- 0 Pa · 0Pa at 25℃
- refractive index
- 1.4875 · 1.4875 (estimate)
- Flash point
- 289 °C/40mm · 289°C/40mm
- storage temp.
- 30 °C · Store below +30°C.
- solubility
- 0.0001 g/l · <0.0001g/l
- pka
- 12.03 · 12.03±0.40(Predicted)
- form
- solid
- color
- White
- Water Solubility
- 31.9 ng/L · 31.9ng/L at 20℃
- BRN
- 1916919 · 1916919
- Stability
- 2 years · 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 · 8.9 at 25℃
- CAS DataBase Reference
- 118 · 118-82-1(CAS DataBase Reference)
- Indirect Additives used in Food Contact Substances
- 4 · 4,4'-METHYLENEBIS(2,6-DI-TERT-BUTYLPHENOL)
- FDA 21 CFR
- 175.105 · 175.105; 178.2010
- FDA UNII
- 37 N5K66648 · 37N5K66648
- NIST Chemistry Reference
- 4 · Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)-(118-82-1)
- EPA Substance Registry System
- 4 · Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)- (118-82-1)
- UNSPSC Code
- 12352104 · 12352104
- NACRES
- 23 · NA.23
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 315 · H315-H319-H335
- Precautionary statements
- 261 · P261-P264-P271-P280-P302+P352-P305+P351+P338
- target organs
- Respiratory system
- PPE
- 95 · dust mask type N95 (US), Eyeshields, Gloves
- Hazard Codes
- Xi
- Risk Statements
- 36 · 36/37/38-38-37-36
- Safety Statements
- 26 · 26-36
- WGK Germany
- 1 · 1
- RTECS
- 9650000 · SL9650000
- TSCA
- TSCA listed
- HS Code
- 29072990 · 29072990
- Storage Class
- 11 · 11 - Combustible Solids
- Hazard Classifications
- 2 Skin · Eye Irrit. 2Skin Irrit. 2STOT SE 3
- Toxicity
- 50 oral · LD50 oral in rat: > 24gm/kg
- REACH Registrations
- Active
Safety & regulation
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 65.9% (571 of 866) of all reports.
H413 (18.2%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]
P273, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 866 reports by companies from 9 notifications to the ECHA C&L Inventory.;Reported as not meeting GHS hazard criteria per 571 of 866 reports by companies.;There are 8 notifications provided by 295 of 866 reports by companies with hazard statement code(s).;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard information
Regulatory Information
Chemical: Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)-
Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Status: Active Update: 19-04-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/13429
Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)-: Does not have an individual approval but may be used under an appropriate group standard
Hazards Summary
A skin and eye irritant in rabbits; No mortality or gross lesions observed in oral lethal-dose study of rats at 5,000 mg/kg; Another lethal-dose study of rats produced increasing severity of hepatic degeneration in animals that died (doses of 4,700-36,000 mg/kg); No mortality or symptoms of systemic toxicity observed in dermal lethal-dose study of rats at doses up to 36,000 mg/kg; [IUCLID] Causes ulceration or bleeding from the large intestine and fibrous hepatitis (cirrhosis, post necrotic scarring) in 2-year constant feeding studies of dogs; [RTECS] A skin and strong eye irritant; [Alfa Aesar MSDS] See 2,2'-Methylenebis(6-t-butyl-4-ethylphenol).
Toxicology
Regulatory information
Regulatory Information
Chemical: Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)-
Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Status: Active Update: 19-04-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/13429
Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)-: Does not have an individual approval but may be used under an appropriate group standard
Safety data
- PPE
- dust mask type N95 (US), Eyeshields, Gloves
- wgk
- 1
- tsca
- TSCA listed
- rtecs
- SL9650000
- hs_code
- 29072990
- Toxicity
- LD50 oral in rat: > 24gm/kg
- risk_code
- 36/37/38-38-37-36
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi
- safety_code
- 26-36
- Storage Class
- 11 - Combustible Solids
- target organs
- Respiratory system
- Hazard statements
- H315-H319-H335
- REACH Registrations
- Active
- Hazard Classifications
- Eye Irrit. 2Skin Irrit. 2STOT SE 3
- Precautionary statements
- P261-P264-P271-P280-P302+P352-P305+P351+P338
Chemistry & industry
Uses & manufacturing
Use Classification
Plastics -> Antioxidants
Plastics -> Polymer Type -> N.a.
General Manufacturing Information
Petroleum Lubricating Oil and Grease Manufacturing
Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)-: ACTIVE
Applications
Descriptionbis-BHT (118-82-1) is a potent antioxidant. Cell permeable.
UsesAntioxidant.
Upstream & downstream products
Upstream raw materials
Downstream products
Suppliers50 total
Additional notes
DefinitionChEBI: 4,4'-Methylenebis(2,6-di-tert-butylphenol) is a diarylmethane.
Related reactions
Linked notes
Loading…