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Tert-Butylhydroquinone (TBHQ)

Tert-Butylhydroquinone (TBHQ)

CAS Number: 1948-33-0

Molecular Formula: C10H14O2

Purity: Food grade: 99.86%

IrritantIrritant
Environmental HazardEnvironmental Hazard

About Tert-Butylhydroquinone (TBHQ)

Tert-butylhydroquinone manufacturers and suppliers in the United States produce TBHQ (CAS 1948-33-0, C10H14O2, MW 166.22 g/mol) as one of four synthetic phenolic antioxidants approved by the FDA for direct food use under 21 CFR 172.185, alongside BHA, BHT, and propyl gallate. TBHQ functions as a chain-breaking antioxid...

Synonyms

  • TBHQ antioxidant
  • t-butylhydrochinon
  • Keniox 20
  • Grindox 204
  • Grindox 450
View all

Tert-Butylhydroquinone (TBHQ) Specifications

CAS Number
1948-33-0
Molecular Formula
C10H14O2
Molecular Weight
166.22 g/mol
IUPAC Name
2-tert-butylbenzene-1,4-diol
Canonical SMILES
CC(C)(C)C1=C(C=CC(=C1)O)O
InChI Key
BGNXCDMCOKJUMV-UHFFFAOYSA-N
InChI
InChI=1S/C10H14O2/c1-10(2,3)8-6-7(11)4-5-9(8)12/h4-6,11-12H,1-3H3
PubChem CID
16043
UNII Code
C12674942B
ChEBI ID
CHEBI:78886
HMDB ID
HMDB0032062
DSSTox Substance ID
DTXSID6020220
EINECS Number
217-752-2
MDL Number
MFCD00002344
HSN No
29072930
Molecular Weight
166.22 g/mol
XLogP3
2.8
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
2
Exact Mass
166.099379685 Da
Monoisotopic Mass
166.099379685 Da
Melting Point
261 to 264 °F
Boiling Point
563 °F at 760 mmHg
Flash Point
340 °F
Tert-Butylhydroquinone (TBHQ) Purity
Food grade: 99.86%
Precautionary Statement Codes
P201, P202, P261, P264, P270, P271, P272, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P308+P313, P312, P321, P330, P333+P313, P337+P313, P362+P364, P403+P233, P405, and P501
Hazard Classes and Categories
Acute Tox. 4 (100%) Skin Irrit. 2 (100%)

Food Antioxidant

A powerful synthetic phenolic antioxidant primarily used to stabilize and prevent oxidative rancidity in unsaturated vegetable oils, edible animal fats, and processed foods such as snacks, instant noodles, and frozen meals

Cosmetic Stabilizer

A versatile antioxidant used in the personal care industry to prevent the degradation of oils in lotions, creams, and perfumes, thereby safeguarding shelf life and sensory appeal

Industrial Stabilizer

An effective chemical stabilizer utilized to inhibit the autopolymerization of organic peroxides and act as an antioxidant in biodiesel and fuel formulations

Pharmaceutical and Research Reagent

A functionalized phenolic compound used in pharmaceutical synthesis and academic research to explore biological activities, including its role in modulating immune responses and its potential therapeutic or toxicological effects.

  1. TBHQ antioxidant
  2. t-butylhydrochinon
  3. Keniox 20
  4. Grindox 204
  5. Grindox 450

Tert-Butylhydroquinone (TBHQ) FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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