Pyridine
Also known as: EINECS 203-809-9, MFCD00002920, Pyridine,AcroSeal,Extra Dry, Pyridine,nonaqueous titration grade, pyridine
Pyridine (CAS 110-86-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5N and a molecular weight of 79.100 g/mol. Key properties include a melting point of -42 °C, a boiling point of 115.3±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 20.0±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H312 — Harmful in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 110-86-1
- Jingsj CID
- J-30612-2
- Molecular Formula
- C5H5N
- Molecular Weight
- 79.100 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -42 °C |
|---|---|
| Boiling Point | 115.3±0.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 20.0±0.0 °C |
| Exact Mass | 79.042198 |
| PSA | 12.89000 |
| LogP | 0.73 |
| Additional Property | 2.72 (vs air) |
| Vapor Pressure | 22.8±0.2 mmHg at 25°C |
| Refractive Index | 1.501 |
| Additional Property | Miscible |
| Additional Property | -42℃ |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H332 — Harmful if inhaled
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
Customs & Trade Information
| HS Code | 2933310010 |
|---|---|
| Summary | 2933310010 pyridine。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.0%。general tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Pyridine?
The CAS number of Pyridine is 110-86-1.
What are the molecular formula and molecular weight of Pyridine?
Pyridine has molecular formula C5H5N and molecular weight 79.100 g/mol.
Is Pyridine hazardous?
Pyridine has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H312 — Harmful in contact with skin.
What are the upstream and downstream products of Pyridine?
For Pyridine, Downstream Products: Acetyldigitoxin, cis-1,2-dichlorocyclohexane, trans-1,2-dichlorocyclohexane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Pyridine (CAS 110-86-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30612-2 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.