5-Methylnicotinaldehyde

5-甲基吡啶-3-甲醛

Also known as: 5-Methylpyridine-3-carboxaldehyde, 5-Methylpyridine-3-carbaldehyde, 3-Pyridinecarboxaldehyde, 5-methyl-, 5-Methylnicotinaldehyde, 5-Methyl-3-pyridinecarboxaldehyde, 5-Methylpyridine-3-carboxyaldehyde, Nicotinaldehyde, 5-methyl-

5-Methylnicotinaldehyde (CAS 100910-66-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7NO and a molecular weight of 121.137 g/mol. It is also known as 5-Methylpyridine-3-carboxaldehyde, 5-Methylpyridine-3-carbaldehyde and 3-Pyridinecarboxaldehyde, 5-methyl-. Key properties include a boiling point of 228.9±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 97.7±29.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
100910-66-5
Jingsj CID
J-1408148-6
Molecular Formula
C7H7NO
Chinese Name
5-甲基吡啶-3-甲醛
Molecular Weight
121.137 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point228.9±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point97.7±29.2 °C

Frequently Asked Questions

What is the CAS number of 5-Methylnicotinaldehyde?

The CAS number of 5-Methylnicotinaldehyde is 100910-66-5.

What are the molecular formula and molecular weight of 5-Methylnicotinaldehyde?

5-Methylnicotinaldehyde has molecular formula C7H7NO and molecular weight 121.137 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Methylnicotinaldehyde (CAS 100910-66-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1408148-6 (accessed 2026-10-22).

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