2,3,5,6-tetrafluoro-4-pyridinol
2,3,5,6-四氟吡啶-4-醇
Also known as: 2,3,5,6-tetrafluoropyridin-4-ol, 4-hydroxy-2,3,5,6-tetrafluoropyridine, 2,3,5,6-tetrafluoro-1H-pyridin-4-one, 4-pyridinol, 2,3,5,6-tetrafluoro-, 2,3,5,6-tetrafluoro-4-hydroxypyridine
2,3,5,6-tetrafluoro-4-pyridinol (CAS 2693-66-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5HF4NO and a molecular weight of 167.06100 g/mol. It is also known as 2,3,5,6-tetrafluoropyridin-4-ol, 4-hydroxy-2,3,5,6-tetrafluoropyridine and 2,3,5,6-tetrafluoro-1H-pyridin-4-one. Key properties include a melting point of 95-97ºC, a boiling point of 296.115ºC at 760 mmHg, a density of 1.706g/cm3 and a flash point of 132.886ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2693-66-5
- Jingsj CID
- J-1107235-9
- Molecular Formula
- C5HF4NO
- Chinese Name
- 2,3,5,6-四氟吡啶-4-醇
- Molecular Weight
- 167.06100 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 95-97ºC |
|---|---|
| Boiling Point | 296.115ºC at 760 mmHg |
| Density | 1.706g/cm3 |
| Flash Point | 132.886ºC |
Frequently Asked Questions
What is the CAS number of 2,3,5,6-tetrafluoro-4-pyridinol?
The CAS number of 2,3,5,6-tetrafluoro-4-pyridinol is 2693-66-5.
What are the molecular formula and molecular weight of 2,3,5,6-tetrafluoro-4-pyridinol?
2,3,5,6-tetrafluoro-4-pyridinol has molecular formula C5HF4NO and molecular weight 167.06100 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,3,5,6-tetrafluoro-4-pyridinol (CAS 2693-66-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1107235-9 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.