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4-tert-Butylpyrocatechol is specially prepared by reacting the impure catechol fraction with tertiary butyl alcohol.
Used for its various properties (inhibition of polymerization and as an antioxidizing agent) in the manufacture of rubber, plastics and paints, in the preparation of petrolatum products, and as an antioxidant in oils, it may induce vitiligo.
Soluble in methanol, carbon tetrachloride, benzene, ether, ethanol and acetone, slightly soluble in water at 80℃.
CAS: 98-29-3
MF: C10H14O2
MW: 166.22
EINECS: 202-653-9
Synonyms
4-TERT-BUTYLCATECHOL;4-TERT-BUTYL-1,2-BENZENEDIOL;4-TERT-BUTYL-1,2-DIHYDROXYBENZENE;4-T-BUTYLPYROCATECHOL;P-T-BUTYLCATECHOL;4-t-Butyl-1,2-benzenediol;4-tert-Butyl-1;4-tert-Butylcatechin
4-tert-Butylcatechol,in the presence of O2 catalyzed by tyrosinase, yields 4-tert-butyl-o-benzoquinone.
Electrochemical oxidation of 4-tert-Butylcatechol in the presence of 4-hydroxycoumarin as nucleophile has been studied using cyclic voltammetry and controlled-potential coulometry.
4-tert-Butylpyrocatechol undergoes electrochemical trimerization via anodic oxidation and mechanism of trimerization has been studied using cyclic voltammetry and controlled-potential coulometry.
4-tert-Butylpyrocatechol is an organic chemical compound which is a derivative of catechol.
4-tert-Butylpyrocatechol is available in the form of a solid crystal flake and 85% solution in methanol or water.
4-tert-Butylpyrocatechol polymerization inhibitor for monomers such as: styrene, vinyl toluene, vinyl acetate, vinyl chloride, butadiene, isoprene, chloroprene and several others.
4-tert-Butylpyrocatechol combines with peroxides to prevent polymerization in distillation processes, during transport and storage.
Connect Chemicals offers 4-tert-Butylpyrocatechol solid, 4-tert-Butylpyrocatechol solution in methanol 85% and TBC solution 10% in special solvents.
4-tert-Butylpyrocatechol is an organic chemical compound which is a derivative of catechol.
4-tert-Butylpyrocatechol is added as a stabilizer and an inhibitor of polymerization to butadiene, styrene, vinyl acetate and other reactive monomer streams.
4-tert-Butylpyrocatechol is 25 times better than hydroquinone at 60 °C for polymerization inhibitory effect.
Also used as a stabilizer in the manufacture of polyurethane foam.
4-tert-Butylpyrocatechol also can be used as an antioxidant for synthetic rubber, polymers and oil derivatives.
4-tert-Butylpyrocatechol can be used as purification agent for aminoformate catalysts.
4-tert-Butylpyrocatechol is available in a form of a solid crystal and 85% solution in methanol or water.
4-tert-Butylpyrocatechol, with the CAS number 98-29-3, is an organic compound that belongs to the catechol family, characterized by its two hydroxyl (-OH) groups attached to a benzene ring.
4-tert-Butylpyrocatechol features a tert-butyl group, which is a bulky alkyl substituent, enhancing its steric properties.
4-tert-Butylpyrocatechol is typically a white to pale yellow solid at room temperature and is soluble in organic solvents.
4-tert-Butylpyrocatechol is known for its antioxidant properties, making it useful in various industrial applications, particularly in the stabilization of polymers and as a radical scavenger.
4-tert-Butylpyrocatechol can also serve as a precursor in organic synthesis.
4-tert-Butylpyrocatechol exhibits moderate toxicity, and appropriate safety measures should be taken when handling it.
4-tert-Butylpyrocatechol's chemical structure contributes to its reactivity, allowing it to participate in various chemical reactions, including oxidation and polymerization processes.
Overall, 4-tert-Butylpyrocatechol is valued for its functional properties in both chemical and industrial contexts.
4-tert-Butylpyrocatechol, a versatile organic compound, is renowned for its high efficacy in various industrial applications.
With a molecular structure that combines the stabilizing properties of a tertiary butyl group with the reactive nature of catechol, this compound serves as an exceptional stabilizer and antioxidant.
4-tert-Butylpyrocatechol is widely used in the polymer industry to inhibit polymerization in the production and storage of monomers such as styrene and butadiene.
4-tert-Butylpyrocatechol's potent antioxidant properties also make it a valuable component in fuels and lubricants, where it prevents oxidation and extends shelf life.
Additionally, 4-tert-Butylpyrocatechol is utilized in the formulation of specialty chemicals and dyes, offering both functional benefits and enhanced stability.
4-tert-Butylpyrocatechol's effective performance across different environments underscores its significance in industrial applications.
4-tert-Butylpyrocatechol Chemical Properties
Melting point: 52-55 °C(lit.)
Boiling point: 285 °C(lit.)
density: 1.049
bulk density: 650-700kg/m3
vapor pressure: <1 hPa (25 °C)
refractive index: n20/D 1.508
Fp: >230 °F
storage temp.: Store below +30°C.
solubility methanol: soluble1g/10 mL, clear, colorless to slightly yellow
pka: 9.92±0.10(Predicted)
form: powder to lump
color: White to Light yellow to Light red
Odor: at 10.00%indipropylene glycol. phenolic
Water Solubility: 0.2 g/100 mL (25 ºC)
Sensitive: Hygroscopic
BRN: 2043335
Exposure limits ACGIH: TWA 5 ppm (Skin)
NIOSH: TWA 5 ppm(20 mg/m3)
InChI: 1S/C10H14O2/c1-10(2,3)7-4-5-8(11)9(12)6-7/h4-6,11-12H,1-3H3
InChIKey: XESZUVZBAMCAEJ-UHFFFAOYSA-N
LogP: 1.98 at 25℃
CAS DataBase Reference: 98-29-3(CAS DataBase Reference)
NIST Chemistry Reference: 4-tert-Butylpyrocatechol(98-29-3)
EPA Substance Registry System: 4-tert-Butylpyrocatechol (98-29-3)
Uses
4-tert-Butylpyrocatechol is used as an antioxidant in fats, oils, and mineral oils, and as a stabilizer in polyester resins and polystyrene resins.
A concentration of PTBC (up to 0.005%) can be found in paints, glues, thermal paper, lubricating oil, and mineral oil products.
4-tert-Butylpyrocatechol is widely utilized as an inhibitor in polymerization of butadiene, styrene, vinyl acetate and other reactive monomers.
4-tert-Butylpyrocatechol plays an important role in the synthesis of tungsten oxide nanoparticles by nonaqueous sol-gel process.
4-tert-Butylpyrocatechol acts as a stabilizer in the manufacturing of polyurethane foam.
4-tert-Butylpyrocatechol is employed as an antioxidant for synthetic rubber, polymers and oil derivatives.
4-tert-Butylpyrocatechol is also utilized as a purification agent for aminoformate catalysts.
Polymerization inhibitor for styrene-butadiene and other olefins.
Inhibitor-remover packings and ready-to-use, disposable prepacked columns offer a quick and convenient means of removing small amounts of inhibitors which are added to reagents or solvents that would otherwise be unstable (e.g., they may polymerize, oxidize or darken) on storage.
The inhibitor removers are useful in applications which require that the stabilizer or inhibitor [i.e., hydroquinone (HQ), hydroquinone monomethyl ether (MEHQ, 4-methoxyphenol) or 4-tert-butylcatechol (TBC)] be removed prior to use.
4-tert-Butylpyrocatechol is added as a stabilizer and polymerisation inhibitor to butadiene, styrene, vinyl acetate, divinylbenzene and other reactive monomer streams.
4-tert-Butylpyrocatechol is also used as a stabilizer in the manufacture of polyurethane foam.
4-tert-Butylpyrocatechol also can be used as an antioxidant for synthetic rubber, polymers and oil derivatives.
4-tert-Butylpyrocatechol can be used as purification agent for aminoformate catalysts.
4-tert-Butylpyrocatechol is 25 times better than hydroquinone at 60 °C for polymerization inhibitory effect.
Contact allergens
4-tert-Butylpyrocatechol is specially prepared by reacting the impure catechol fraction with tertiary butyl alcohol.
4-tert-Butylpyrocatechol is used for its various properties (inhibitor of polymerization and antioxidizing agent) in the manufacture of rubber, plastics, and paints, in the preparation of petrolatum products, and as an antioxidant in oils.
4-tert-Butylpyrocatechol may induce vitiligo.
