2,2'-Isobutylidenebis(4,6-dimethylphenol)
Basic information
- CAS
33145-10-7- Standard SMILES
Cc1cc(C)c(O)c(C(c2cc(C)cc(C)c2O)C(C)C)c1- InChIKey
SZAQZZKNQILGPU-UHFFFAOYSA-N- Molecular formula
- C20H26O2
- Average molar mass
- 298.4 g/mol
- Monoisotopic mass
- 298.19328007
Names & identifiers
- Preferred name
- 2,2'-Isobutylidenebis(4,6-dimethylphenol)
- IUPAC
- 2-[1-(2-hydroxy-3,5-dimethylphenyl)-2-methylpropyl]-4,6-dimethylphenol
- English name
- 2,2'-(2-methylpropylidene)bis[4,6-xylenol]
- Molecular formula
- C20H26O2
- Molecular weight
- 298.42
Names & synonyms
33145-10-7Phenol, 2,2'-(2-methylpropylidene)bis(4,6-dimethyl-2,2'-Isobutylidenebis(4,6-dimethylphenol)2,2'-Isobutylidene-bis(4,6-dimethylphenol)2-[1-(2-hydroxy-3,5-dimethylphenyl)-2-methylpropyl]-4,6-dimethylphenolDTXSID50865666Phenol, 2,2'-(2-methylpropylidene)bis[4,6-dimethyl-2-(1-(2-hydroxy-3,5-dimethylphenyl)-2-methylpropyl)-4,6-dimethylphenolIBBDPRefChem:80739DTXCID70814050251-394-8
Show more names
2,2′-(2-Methylpropyliden)bis[4,6-xylenol]2,2'-Isobutylidene-bis[4,6-dimethylphenol]1,1-Bis(2-hydroxy-3,5-dimethylphenyl) isobutanePhenol, 2,2-(2-methylpropylidene)bis4,6-dimethyl-
Metaseol2,2'-(2-Methylpropylidene)bis(4,6-xylenol)63530-23-4Vulkanox NKF2,2'-(2-methylpropylidene)bis[4,6-xylenol]EINECS 251-394-82,4-Xylenol, 6,6'-isobutylidenedi-2,2'-(2-Methylpropylidene)bis(4,6-dimethylphenol)
Database identifiers
- CAS
33145-10-7- PubChem CID
- 94446
- DTXSID
DTXSID50865666- UNII
- PH8VM88B5R
- EC Number
- 251-394-8
- Nikkaji
- J319.505H
Properties
Computed structural properties
- XLogP
- 5.7
- Topological polar surface area
- 40.5 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 2
- Rotatable bonds
- 3
- Heavy atoms
- 22
- Formal charge
- 0
- Complexity
- 324
Experimental & physicochemical properties
Endocrine DisruptorsPotential endocrine disrupting compound
Physical DescriptionDry Powder
Physicochemical properties
- Boiling point
- 399.83 °C · 399.83°C (rough estimate)
- Density
- 1.0104 · 1.0104 (rough estimate)
- vapor pressure
- 0 Pa · 0Pa at 20℃
- refractive index
- 1.568 · 1.5680 (estimate)
- Water Solubility
- 203 μg/L · 203μg/L at 20℃
- LogP
- 5.6 at · 5.6 at 35℃
- EPA Substance Registry System
- 2 · Phenol, 2,2'-(2-methylpropylidene)bis[4,6-dimethyl- (33145-10-7)
- Symbol(GHS)
- 7 · GHS07,GHS08,GHS09
- Signal word
- Warning
- Hazard statements
- 413 · H413-H373-H302-H400
- Precautionary statements
- 260 · P260-P314-P501-P264-P270-P301+P312-P330-P501-P273-P391-P501
- TSCA
- TSCA listed
- REACH Registrations
- Active
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
H412 (94.7%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
P273, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 19 reports by companies from 2 notifications to the ECHA C&L Inventory.
Hazard information
Regulatory Information
Chemical: Phenol, 2,2'-(2-methylpropylidene)bis[4,6-dimethyl-
Phenol, 2,2'-(2-methylpropylidene)bis[4,6-dimethyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Phenol, 2,2'-(2-methylpropylidene)bis[4,6-dimethyl- 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)
REACH registered substance: 2,2'-(2-methylpropylidene)bis[4,6-xylenol] (EC: 251-394-8)
Phenol, 2,2'-(2-methylpropylidene)bis[4,6-dimethyl-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Hazard Classes and CategoriesAquatic Chronic 3 (94.7%)
Safety data
- tsca
- TSCA listed
- Signal word
- Warning
- Symbol(GHS)
- GHS07,GHS08,GHS09
- Hazard statements
- H413-H373-H302-H400
- REACH Registrations
- Active
- Precautionary statements
- P260-P314-P501-P264-P270-P301+P312-P330-P501-P273-P391-P501
Chemistry & industry
Uses & manufacturing
U.S. Production2023: <50,000 lb
Industry UsesUV stabilizer
General Manufacturing Information
Synthetic Rubber Manufacturing
Phenol, 2,2'-(2-methylpropylidene)bis[4,6-dimethyl-: ACTIVE
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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