4-Methoxypyridine
Also known as: 4-Methoxypyridine, Pyridine, 4-methoxy-, gamma-Methoxypyridine, Methyl pyridin-4-yl ether
4-Methoxypyridine (CAS 620-08-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7NO and a molecular weight of 109.13 g/mol. Key properties include a melting point of 4 °C, a boiling point of 168.0±13.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 58.8±10.1 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 620-08-6
- Jingsj CID
- J-48806-2
- Molecular Formula
- C6H7NO
- Molecular Weight
- 109.13 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 4 °C |
|---|---|
| Boiling Point | 168.0±13.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 58.8±10.1 °C |
| Exact Mass | 109.052765 |
| PSA | 22.12000 |
| LogP | 1.00 |
| Vapor Pressure | 2.2±0.3 mmHg at 25°C |
| Refractive Index | 1.493 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
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 4-Methoxypyridine?
The CAS number of 4-Methoxypyridine is 620-08-6.
What are the molecular formula and molecular weight of 4-Methoxypyridine?
4-Methoxypyridine has molecular formula C6H7NO and molecular weight 109.13 g/mol.
Is 4-Methoxypyridine hazardous?
4-Methoxypyridine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 4-Methoxypyridine?
For 4-Methoxypyridine, Upstream Products: 4-Methoxypyridine 1-oxide, 2,4-Dihydroxypyridine, 2,3,4-Tribromopyridine; Downstream Products: 2-Bromo-4-methoxypyridin-3-amine, tert-Butyl 4-oxo-3,4-dihydropyridine-1(2H)-carboxylate, 3-amino-4-methoxypyridine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Methoxypyridine (CAS 620-08-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48806-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.