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5-fluoropyridin-2-ol

Also known as: 5-fluoro-2-hydroxypyridine, 5-fluoro-2(1H)-pyridinone, 5-fluoro-2-pyridinol, 5-fluoropyridin-2(1H)-one, 2-hydroxy-5-fluoropyridine, 3-fluoro-6-hydroxypyridine, 5-fluoro-2-pyridinone, 5-fluoro-2-pyridone

5-fluoropyridin-2-ol (CAS 51173-05-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4FNO and a molecular weight of 113.090 g/mol. Key properties include a boiling point of 292.8±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 130.9±21.8 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51173-05-8
Jingsj CID
J-1400021-6
Molecular Formula
C5H4FNO
Molecular Weight
113.090 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point292.8±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point130.9±21.8 °C
Exact Mass113.027695
PSA33.12000
LogP-0.37
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.527

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-fluoropyridin-2-ol?

The CAS number of 5-fluoropyridin-2-ol is 51173-05-8.

What are the molecular formula and molecular weight of 5-fluoropyridin-2-ol?

5-fluoropyridin-2-ol has molecular formula C5H4FNO and molecular weight 113.090 g/mol.

Is 5-fluoropyridin-2-ol hazardous?

5-fluoropyridin-2-ol has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of 5-fluoropyridin-2-ol?

For 5-fluoropyridin-2-ol, Upstream Products: 5-Fluoro-2-methoxypyridine, 5-Amino-2-methoxypyridine; Downstream Products: 2-Bromo-5-fluoro-3-nitropyridine, 2-Chloro-5-fluoro-3-nitropyridine, 5-fluoro-3-nitropyridin-2(1H)-one.

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

Last updated:

How to cite: Jingsj. "5-fluoropyridin-2-ol (CAS 51173-05-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1400021-6 (accessed 2026-11-09).

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