4-Bromonaphthalen-1-ol

Also known as: 4-Bromo-1-naphthol, 4-Bromo-1-naphthalenol, 4-Bromo-alpha-naphthol, 4-Bromonaphthalene-1-ol, 1-Naphthalenol, 4-bromo-, 1-Naphthol, 4-bromo-, 1-hydroxy-4-bromonaphthalene, 4-Bromonaphthol, 4-bromo-1-hydroxynaphthalene

4-Bromonaphthalen-1-ol (CAS 571-57-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C10H7BrO and a molecular weight of 223.066 g/mol. Key properties include a melting point of 128-133°C, a boiling point of 346.4±15.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 163.3±20.4 °C. It is classified under GHS with signal word Danger 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.: 571-57-3
Jingsj CID: J-1361591-3
Molecular Formula: C₁₀H₇BrO
Molecular Weight: 223.066 g/mol
Category: Alcohols
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	128-133°C
Boiling Point	346.4±15.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	163.3±20.4 °C
Exact Mass	221.968018
PSA	20.23000
LogP	3.72
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.705
Storage Conditions	2-8°C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

H302 — Harmful if swallowed
H312 — Harmful in contact with skin
H315 — Causes skin irritation
H318 — Causes serious eye damage
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2908199090
Summary	HS: 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-Bromonaphthalen-1-ol?

The CAS number of 4-Bromonaphthalen-1-ol is 571-57-3.

What are the molecular formula and molecular weight of 4-Bromonaphthalen-1-ol?

4-Bromonaphthalen-1-ol has molecular formula C10H7BrO and molecular weight 223.066 g/mol.

Is 4-Bromonaphthalen-1-ol hazardous?

4-Bromonaphthalen-1-ol has GHS signal word Danger 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-Bromonaphthalen-1-ol?

For 4-Bromonaphthalen-1-ol, Upstream Products: 1-Naphthol, Bis(trimethylsilyl) peroxide, 1,4-Dibromonaphthalene; Downstream Products: 2,4-Dibromo-1-naphthol, 1-Bromo-4-methoxynaphthalene, 3,4-Dihydro-2H-pyran.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Bromonaphthalen-1-ol (CAS 571-57-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1361591-3 (accessed 2026-11-09).

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