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4-Bromo-1,3-benzenediol

Also known as: 4-Bromoresorcinol, 1,3-Benzenediol, 4-bromo-, 4-bromo-1,3-dihydroxybenzene, 1-Bromo-2,4-dihydroxybenzene, 4-bromobenzene-1,3-diol

4-Bromo-1,3-benzenediol (CAS 6626-15-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H5BrO2 and a molecular weight of 189.007 g/mol. Key properties include a melting point of 97-100 °C(lit.), a boiling point of 302.6±12.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 136.8±19.6 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6626-15-9
Jingsj CID
J-15280-7
Molecular Formula
C6H5BrO2
Molecular Weight
189.007 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point97-100 °C(lit.)
Boiling Point302.6±12.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point136.8±19.6 °C
Exact Mass187.947281
PSA40.46000
LogP1.99
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.657

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H332 — Harmful if inhaled
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2908199090
SummaryHS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Bromo-1,3-benzenediol?

The CAS number of 4-Bromo-1,3-benzenediol is 6626-15-9.

What are the molecular formula and molecular weight of 4-Bromo-1,3-benzenediol?

4-Bromo-1,3-benzenediol has molecular formula C6H5BrO2 and molecular weight 189.007 g/mol.

Is 4-Bromo-1,3-benzenediol hazardous?

4-Bromo-1,3-benzenediol has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.

What are the upstream and downstream products of 4-Bromo-1,3-benzenediol?

For 4-Bromo-1,3-benzenediol, Upstream Products: Resorcinol, 5-bromo-2,4-dihydroxybenzoic acid, 4,6-dibromo-1,3-benzenediol; Downstream Products: 7-Hydroxycoumarin, 2,4-Dihydroxyacetophenone, 4-Ethylresorcinol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-Bromo-1,3-benzenediol (CAS 6626-15-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15280-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.