5-Chloro-3-pyridinol

5-氯-3-羟基吡啶

Also known as: 5-chloropyridin-3-ol, 3-chloro-5-hydroxypyridine, 3-chloro-5-pyridinol, 5-chloro-3-pyridinol, 3-pyridinol, 5-chloro-

5-Chloro-3-pyridinol (CAS 74115-12-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4ClNO and a molecular weight of 129.544 g/mol. It is also known as 5-chloropyridin-3-ol, 3-chloro-5-hydroxypyridine and 3-chloro-5-pyridinol. Key properties include a melting point of 160-162 °C(lit.), a boiling point of 324.7±22.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 150.2±22.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
74115-12-1
Jingsj CID
J-47312-7
Molecular Formula
C5H4ClNO
Chinese Name
5-氯-3-羟基吡啶
Molecular Weight
129.544 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point160-162 °C(lit.)
Boiling Point324.7±22.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point150.2±22.3 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Chloro-3-pyridinol?

The CAS number of 5-Chloro-3-pyridinol is 74115-12-1.

What are the molecular formula and molecular weight of 5-Chloro-3-pyridinol?

5-Chloro-3-pyridinol has molecular formula C5H4ClNO and molecular weight 129.544 g/mol.

Is 5-Chloro-3-pyridinol hazardous?

5-Chloro-3-pyridinol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "5-Chloro-3-pyridinol (CAS 74115-12-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47312-7 (accessed 2026-10-22).

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