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Methyl 4-hydroxy-2-methoxybenzoate

Also known as: 4-HYDROXY-2-METHOXY-BENZOIC ACID METHYL ESTER, Benzoic acid, 4-hydroxy-2-methoxy-, methyl ester, Methyl 4-hydroxy-o-anisate, methyl 2-methoxy-4-hydroxybenzoate, 4-Hydroxy-2-methoxy-benzoic acid methyl ester

Methyl 4-hydroxy-2-methoxybenzoate (CAS 28478-46-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10O4 and a molecular weight of 182.17300 g/mol. Key properties include a boiling point of 326.942ºC at 760 mmHg, a density of 1.216g/cm3 and a flash point of 132.419ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28478-46-8
Jingsj CID
J-1341465-8
Molecular Formula
C9H10O4
Molecular Weight
182.17300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point326.942ºC at 760 mmHg
Density1.216g/cm3
Flash Point132.419ºC
Exact Mass182.05800
PSA55.76000
LogP1.18740
Vapor Pressure0mmHg at 25°C
Refractive Index1.534

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 Methyl 4-hydroxy-2-methoxybenzoate?

The CAS number of Methyl 4-hydroxy-2-methoxybenzoate is 28478-46-8.

What are the molecular formula and molecular weight of Methyl 4-hydroxy-2-methoxybenzoate?

Methyl 4-hydroxy-2-methoxybenzoate has molecular formula C9H10O4 and molecular weight 182.17300 g/mol.

What are the upstream and downstream products of Methyl 4-hydroxy-2-methoxybenzoate?

For Methyl 4-hydroxy-2-methoxybenzoate, Upstream Products: Methyl 4-(benzyloxy)-2-methoxybenzoate, Methyl 2,4-dihydroxybenzoate, Methyl 2-hydroxy-4-(phenylmethoxy)benzoate; Downstream Products: 2-Methoxy-4-mercaptobenzoic acid, Methyl 4-hydroxy-5-iodo-2-methoxybenzoate, 2-Methoxy-4-(methylthio)benzoic acid.

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

Last updated:

How to cite: Jingsj. "Methyl 4-hydroxy-2-methoxybenzoate (CAS 28478-46-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1341465-8 (accessed 2026-11-09).

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