4-Cyanopyridine 1-oxide
Also known as: 4-Cyanopyridinium-1-olate, 4-Cyanopyridine N-Oxide, 4-cyanopyridine oxide, 4-Pyridinecarbonitrile 1-oxide, Isonicotinonitrile 1-oxide, iso-Nicotinonitrile N-Oxide, 1-Oxy-isonicotinonitrile, 1-Oxide-isonicotinonitrile
4-Cyanopyridine 1-oxide (CAS 14906-59-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4N2O and a molecular weight of 120.109 g/mol. Key properties include a melting point of 223-225 °C(lit.), a boiling point of 382.7±15.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 185.3±20.4 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 14906-59-3
- Jingsj CID
- J-35338-8
- Molecular Formula
- C6H4N2O
- Molecular Weight
- 120.109 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 223-225 °C(lit.) |
|---|---|
| Boiling Point | 382.7±15.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 185.3±20.4 °C |
| Exact Mass | 120.032364 |
| PSA | 49.25000 |
| LogP | -0.94 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.567 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H332 — Harmful if inhaled
- 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-Cyanopyridine 1-oxide?
The CAS number of 4-Cyanopyridine 1-oxide is 14906-59-3.
What are the molecular formula and molecular weight of 4-Cyanopyridine 1-oxide?
4-Cyanopyridine 1-oxide has molecular formula C6H4N2O and molecular weight 120.109 g/mol.
Is 4-Cyanopyridine 1-oxide hazardous?
4-Cyanopyridine 1-oxide has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.
What are the upstream and downstream products of 4-Cyanopyridine 1-oxide?
For 4-Cyanopyridine 1-oxide, Upstream Products: 4-Cyanopyridine; Downstream Products: 2-Chloro-4-cyanopyridine, 2-phenylpyridine-4-carbonitrile, 4-Cyanopyridine-2-methanol.
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-Cyanopyridine 1-oxide (CAS 14906-59-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35338-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.