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Methyl 5-hydroxy-6-methoxynicotinate

5-羟基-6-甲氧基吡啶-3-羧酸甲酯

Also known as: Methyl 5-hydroxy-6-methoxynicotinate, 3-Pyridinecarboxylic acid, 5-hydroxy-6-methoxy-, methyl ester, Methyl 5-hydroxy-6-methoxy-3-pyridinecarboxylate, Methyl5-hydroxy-6-methoxypyridine-3-carboxylate

Methyl 5-hydroxy-6-methoxynicotinate (CAS 166742-16-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9NO4 and a molecular weight of 183.161 g/mol. It is also known as 3-Pyridinecarboxylic acid, 5-hydroxy-6-methoxy-, methyl ester, Methyl 5-hydroxy-6-methoxy-3-pyridinecarboxylate and Methyl5-hydroxy-6-methoxypyridine-3-carboxylate. Key properties include a boiling point of 392.6±37.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 191.2±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
166742-16-1
Jingsj CID
J-1472554-8
Molecular Formula
C8H9NO4
Chinese Name
5-羟基-6-甲氧基吡啶-3-羧酸甲酯
Molecular Weight
183.161 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point392.6±37.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point191.2±26.5 °C

Frequently Asked Questions

What is the CAS number of Methyl 5-hydroxy-6-methoxynicotinate?

The CAS number of Methyl 5-hydroxy-6-methoxynicotinate is 166742-16-1.

What are the molecular formula and molecular weight of Methyl 5-hydroxy-6-methoxynicotinate?

Methyl 5-hydroxy-6-methoxynicotinate has molecular formula C8H9NO4 and molecular weight 183.161 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 5-hydroxy-6-methoxynicotinate (CAS 166742-16-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1472554-8 (accessed 2026-10-22).

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