2-chloro-5-methoxypyridin-3-amine

3-氨基-2-氯-5-甲氧基吡啶

Also known as: 3-Amino-2-chloro-5-methoxypyridine, 3-Pyridinamine, 2-chloro-5-methoxy-, 2-Chloro-5-methoxy-3-pyridinamine

2-chloro-5-methoxypyridin-3-amine (CAS 720666-45-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7ClN2O and a molecular weight of 158.586 g/mol. It is also known as 3-Amino-2-chloro-5-methoxypyridine, 3-Pyridinamine, 2-chloro-5-methoxy- and 2-Chloro-5-methoxy-3-pyridinamine. Key properties include a boiling point of 311.9±37.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 142.4±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
720666-45-5
Jingsj CID
J-1453660-5
Molecular Formula
C6H7ClN2O
Chinese Name
3-氨基-2-氯-5-甲氧基吡啶
Molecular Weight
158.586 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point311.9±37.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point142.4±26.5 °C

Frequently Asked Questions

What is the CAS number of 2-chloro-5-methoxypyridin-3-amine?

The CAS number of 2-chloro-5-methoxypyridin-3-amine is 720666-45-5.

What are the molecular formula and molecular weight of 2-chloro-5-methoxypyridin-3-amine?

2-chloro-5-methoxypyridin-3-amine has molecular formula C6H7ClN2O and molecular weight 158.586 g/mol.

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

Last updated:

How to cite: Jingsj. "2-chloro-5-methoxypyridin-3-amine (CAS 720666-45-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1453660-5 (accessed 2026-10-25).

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