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5-Formyl-2-methoxybenzoic Acid

Also known as: 2-Methoxy-5-formylbenzoic acid, 5-Formyl-2-methoxy-benzoesaeure, Benzoic acid, 5-formyl-2-methoxy-, 5-methanoyl-2-methoxy-benzoic acid

5-Formyl-2-methoxybenzoic Acid (CAS 84923-70-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H8O4 and a molecular weight of 180.15700 g/mol. Key properties include a boiling point of 371.1ºC at 760 mmHg, a density of 1.309g/cm3 and a flash point of 154.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
84923-70-6
Jingsj CID
J-951877-8
Molecular Formula
C9H8O4
Molecular Weight
180.15700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point371.1ºC at 760 mmHg
Density1.309g/cm3
Flash Point154.4ºC
Exact Mass180.04200
PSA63.60000
LogP1.20590
Refractive Index1.592

Customs & Trade Information

HS Code2918990090
Summary2918990090. 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 5-Formyl-2-methoxybenzoic Acid?

The CAS number of 5-Formyl-2-methoxybenzoic Acid is 84923-70-6.

What are the molecular formula and molecular weight of 5-Formyl-2-methoxybenzoic Acid?

5-Formyl-2-methoxybenzoic Acid has molecular formula C9H8O4 and molecular weight 180.15700 g/mol.

What are the upstream and downstream products of 5-Formyl-2-methoxybenzoic Acid?

For 5-Formyl-2-methoxybenzoic Acid, Upstream Products: Methyl 5-formyl-2-methoxybenzoate, 3-Bromo-4-methoxybenzaldehyde, Methyl 5-formyl-2-hydroxybenzoate.

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

Last updated:

How to cite: Jingsj. "5-Formyl-2-methoxybenzoic Acid (CAS 84923-70-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-951877-8 (accessed 2026-11-09).

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