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1-bromo-2-naphthoic acid

Also known as: 1-bromo-2-naphthalenecarboxylic acid, 1-bromonaphthalene-2-carboxylic acid, 1-BROMO-2-NAPHTHOIC ACID, 1-BROMO-2-NAPTHOIC ACID, 1-bromo-2-napthoic acid, 2-Naphthalenecarboxylicacid, 1-bromo-, MFCD00021408, EINECS 243-984-9

1-bromo-2-naphthoic acid (CAS 20717-79-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H7BrO2 and a molecular weight of 251.07600 g/mol. Key properties include a melting point of 191 °C, a boiling point of 372.7ºC at 760 mmHg, a density of 1.648 g/cm3 and a flash point of 179.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20717-79-7
Jingsj CID
J-40844-6
Molecular Formula
C11H7BrO2
Molecular Weight
251.07600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point191 °C
Boiling Point372.7ºC at 760 mmHg
Density1.648 g/cm3
Flash Point179.2ºC
Exact Mass249.96300
PSA37.30000
LogP3.30050
Vapor Pressure3.24E-06mmHg at 25°C
Refractive Index1.697

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-bromo-2-naphthoic acid?

The CAS number of 1-bromo-2-naphthoic acid is 20717-79-7.

What are the molecular formula and molecular weight of 1-bromo-2-naphthoic acid?

1-bromo-2-naphthoic acid has molecular formula C11H7BrO2 and molecular weight 251.07600 g/mol.

What are the upstream and downstream products of 1-bromo-2-naphthoic acid?

For 1-bromo-2-naphthoic acid, Upstream Products: 1-BROMO-2-NAPHTHALDEHYDE, 1-Bromo-2-methylnaphthalene, 1-Bromo-2-(bromomethyl)naphthalene; Downstream Products: 2-Naphthoic acid, 2-Naphthalenemethanol, (S)-(-)-1,1'-Bi-2-naphthol.

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

Last updated:

How to cite: Jingsj. "1-bromo-2-naphthoic acid (CAS 20717-79-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40844-6 (accessed 2026-11-09).

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