1,4-Dimethoxy-2-naphthoic acid

Also known as: 1,4-Dimethoxy-2-naphthalenecarboxylic acid, 2-Naphthalenecarboxylic acid, 1,4-dimethoxy-, 1,4-Dimethoxynaphthalene-2-carboxylic acid, MFCD00635100, I04-8646

1,4-Dimethoxy-2-naphthoic acid (CAS 78265-13-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H12O4 and a molecular weight of 232.23200 g/mol. Key properties include a melting point of 170-174ºC(lit.), a boiling point of 402.1ºC at 760 mmHg, a density of 1.261g/cm3 and a flash point of 156ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 78265-13-1
Jingsj CID: J-1990400-8
Molecular Formula: C₁₃H₁₂O₄
Molecular Weight: 232.23200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	170-174ºC(lit.)
Boiling Point	402.1ºC at 760 mmHg
Density	1.261g/cm3
Flash Point	156ºC
Exact Mass	232.07400
PSA	55.76000
LogP	2.55520
Refractive Index	1.616

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,4-Dimethoxy-2-naphthoic acid?

The CAS number of 1,4-Dimethoxy-2-naphthoic acid is 78265-13-1.

What are the molecular formula and molecular weight of 1,4-Dimethoxy-2-naphthoic acid?

1,4-Dimethoxy-2-naphthoic acid has molecular formula C13H12O4 and molecular weight 232.23200 g/mol.

What are the upstream and downstream products of 1,4-Dimethoxy-2-naphthoic acid?

For 1,4-Dimethoxy-2-naphthoic acid, Upstream Products: Carbon dioxide, 1,4-Dimethoxynaphthalene, 2-Methyl-1,4-naphthalenediol.

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. "1,4-Dimethoxy-2-naphthoic acid (CAS 78265-13-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990400-8 (accessed 2026-11-09).

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