2,5-Di-tert-butylhydroquinone
Also known as: DBHQ, 2,5-Di-tert-butyl-1,4-hydroquinone, 2,5-Di-tert-butylbenzene-1,4-diol, 2,5-Di-tert-butylquinol, 2,5-TBHQ, 2,5-DI-TERT-BUTYLHYDROQUINONE, 2,5-Bis(2-methyl-2-propanyl)-1,4-benzenediol, Di-tert-butylhydroquinone, Di-Tertiary Butylhydroquinone, Dibutylhydroquinone, BHQ, EINECS 201-841-8, MFCD00008825
2,5-Di-tert-butylhydroquinone (CAS 88-58-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C14H22O2 and a molecular weight of 222.32800 g/mol. Key properties include a melting point of 216-218 °C(lit.), a boiling point of 334.4±37.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 151.5±21.1 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 4, 2026.
- CAS No.
- 88-58-4
- Jingsj CID
- J-1522747-1
- Molecular Formula
- C14H22O2
- Molecular Weight
- 222.32800 g/mol
- Category
- Alcohols
- Last updated
- 11/4/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 216-218 °C(lit.) |
|---|---|
| Boiling Point | 334.4±37.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 151.5±21.1 °C |
| Exact Mass | 222.161987 |
| PSA | 40.46000 |
| LogP | 4.02 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.520 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Activity & Biological Data
| Target | 5-LO:1.8 μM (IC50) COX-2:14.1 μM (IC50) |
|---|---|
| Additional Information | [1]. Zsofia Kutil, et al. The influence of the quinone antioxidants tert-butylhydroquinone and 2,5-di-tert-butylhydroquinone on the arachidonic acid metabolism in vitro. Food and Agricultural Immunology. Volume 26, 2015-Issue 4. |
Customs & Trade Information
| HS Code | 2907299090 |
|---|---|
| Summary | 2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2,5-Di-tert-butylhydroquinone?
The CAS number of 2,5-Di-tert-butylhydroquinone is 88-58-4.
What are the molecular formula and molecular weight of 2,5-Di-tert-butylhydroquinone?
2,5-Di-tert-butylhydroquinone has molecular formula C14H22O2 and molecular weight 222.32800 g/mol.
Is 2,5-Di-tert-butylhydroquinone hazardous?
2,5-Di-tert-butylhydroquinone has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.
What are the upstream and downstream products of 2,5-Di-tert-butylhydroquinone?
For 2,5-Di-tert-butylhydroquinone, Upstream Products: 2,5-Di-tert-butyl-1,4-benzoquinone, Hydroquinone, Isobutylene; Downstream Products: 2,5-Di-tert-butyl-4-methoxyphenol, 1,4-Di-tert-butyl-2,5-dimethoxybenzene, Ethyl 4-bromo-1H-indole-2-carboxylate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,5-Di-tert-butylhydroquinone (CAS 88-58-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1522747-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.