2,6-Dichloro-1-fluoropyridinium tetrafluoroborate
1-氟-2,6-二氯吡啶四氟硼酸盐
Also known as: 1-Fluoro-2,6-dichloropyridinium tetrafluoroborate, 1-Fluoro-2,6-dichloropyridinium tetrafluoroborate [Fluorinating Reagent], 2,6-Dichloro-1-fluoropyridinium tetrafluoroborate, 2,6-Dichloro-N-fluoropyridinium tetrafluoroborate, N-Fluoro-2,6-dichloropyridinium tetrafluoroborate, Pyridinium, 2,6-dichloro-1-fluoro-, tetrafluoroborate, MFCD00153157
2,6-Dichloro-1-fluoropyridinium tetrafluoroborate (CAS 140623-89-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3BCl2F5N and a molecular weight of 253.793 g/mol. It is also known as 1-Fluoro-2,6-dichloropyridinium tetrafluoroborate, 1-Fluoro-2,6-dichloropyridinium tetrafluoroborate [Fluorinating Reagent] and 2,6-Dichloro-N-fluoropyridinium tetrafluoroborate. Key properties include a melting point of 212-215 °C(lit.), a boiling point of 238.6ºCat 760 mmHg, a density of 1.42 g/cm3 and a flash point of 98.1ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H314 — Causes severe skin burns and eye damage and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 140623-89-8
- Jingsj CID
- J-34195-2
- Molecular Formula
- C5H3BCl2F5N
- Chinese Name
- 1-氟-2,6-二氯吡啶四氟硼酸盐
- Molecular Weight
- 253.793 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 212-215 °C(lit.) |
|---|---|
| Boiling Point | 238.6ºCat 760 mmHg |
| Density | 1.42 g/cm3 |
| Flash Point | 98.1ºC |
| Exact Mass | 252.965576 |
| PSA | 3.88000 |
| LogP | 3.31350 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H314 — Causes severe skin burns and eye damage
- H317 — May cause an allergic skin reaction
- H410 — Very toxic to aquatic life with long lasting effects
Customs & Trade Information
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. 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 2,6-Dichloro-1-fluoropyridinium tetrafluoroborate?
The CAS number of 2,6-Dichloro-1-fluoropyridinium tetrafluoroborate is 140623-89-8.
What are the molecular formula and molecular weight of 2,6-Dichloro-1-fluoropyridinium tetrafluoroborate?
2,6-Dichloro-1-fluoropyridinium tetrafluoroborate has molecular formula C5H3BCl2F5N and molecular weight 253.793 g/mol.
Is 2,6-Dichloro-1-fluoropyridinium tetrafluoroborate hazardous?
2,6-Dichloro-1-fluoropyridinium tetrafluoroborate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage; H317 — May cause an allergic skin reaction.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,6-Dichloro-1-fluoropyridinium tetrafluoroborate (CAS 140623-89-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34195-2 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.