4,7-Dimethoxy-1-naphthoic acid

4,7-二甲氧基-1-萘甲酸

Also known as: 1-Naphthalenecarboxylic acid, 4,7-dimethoxy-, 4,7-Dimethoxy-1-naphthalenecarboxylic acid, 4,7-dimethoxynaphthalene-1-carboxylic acid

4,7-Dimethoxy-1-naphthoic acid (CAS 90381-45-6) 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. It is also known as 1-Naphthalenecarboxylic acid, 4,7-dimethoxy-, 4,7-Dimethoxy-1-naphthalenecarboxylic acid and 4,7-dimethoxynaphthalene-1-carboxylic acid. Key properties include a melting point of 207-211ºC(lit.), a boiling point of 423.4ºC at 760 mmHg, a density of 1.261g/cm3 and a flash point of 165.5ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
90381-45-6
Jingsj CID
J-1041-6
Molecular Formula
C13H12O4
Chinese Name
4,7-二甲氧基-1-萘甲酸
Molecular Weight
232.23200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point207-211ºC(lit.)
Boiling Point423.4ºC at 760 mmHg
Density1.261g/cm3
Flash Point165.5ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4,7-Dimethoxy-1-naphthoic acid?

The CAS number of 4,7-Dimethoxy-1-naphthoic acid is 90381-45-6.

What are the molecular formula and molecular weight of 4,7-Dimethoxy-1-naphthoic acid?

4,7-Dimethoxy-1-naphthoic acid has molecular formula C13H12O4 and molecular weight 232.23200 g/mol.

Is 4,7-Dimethoxy-1-naphthoic acid hazardous?

4,7-Dimethoxy-1-naphthoic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4,7-Dimethoxy-1-naphthoic acid (CAS 90381-45-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1041-6 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.