Butyronitrile
Also known as: Butanenitrile, n-Butyronitrile, 1-Cyanopropane, Propyl cyanide, n-Propyl cyanide, Butyric acid nitrile, Butyrylonitrile, n-Butanenitrile
Butyronitrile (CAS 109-74-0) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H7N and a molecular weight of 69.10510 g/mol. Key properties include a melting point of −112 °C(lit.), a boiling point of 115-117 °C(lit.), a density of 0.794 g/mL at 25 °C(lit.) and a flash point of 16.7 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H301 — Toxic if swallowed and H311 — Toxic in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.
- CAS No.
- 109-74-0
- Jingsj CID
- J-28044-8
- Molecular Formula
- C4H7N
- Molecular Weight
- 69.10510 g/mol
- Category
- Nitrogen Compounds
- Last updated
- 11/2/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −112 °C(lit.) |
|---|---|
| Boiling Point | 115-117 °C(lit.) |
| Density | 0.794 g/mL at 25 °C(lit.) |
| Flash Point | 16.7 °C |
| Exact Mass | 69.05780 |
| PSA | 23.79000 |
| LogP | 1.31008 |
| Additional Property | 2.4 (vs air) |
| Vapor Pressure | 5.79mmHg at 25°C |
| Refractive Index | n20/D 1.384(lit.) |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H301 — Toxic if swallowed
- H311 — Toxic in contact with skin
- H331 — Toxic if inhaled
Customs & Trade Information
| HS Code | 2926909090 |
|---|---|
| Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Butyronitrile?
The CAS number of Butyronitrile is 109-74-0.
What are the molecular formula and molecular weight of Butyronitrile?
Butyronitrile has molecular formula C4H7N and molecular weight 69.10510 g/mol.
Is Butyronitrile hazardous?
Butyronitrile has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H301 — Toxic if swallowed; H311 — Toxic in contact with skin.
What are the upstream and downstream products of Butyronitrile?
For Butyronitrile, Upstream Products: Butyraldoxime, 1-Butanol, Butyraldehyde; Downstream Products: Butylamine, 2-Fluoropyridine, 3-Amino-4-ethylpyrazole.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Butyronitrile (CAS 109-74-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28044-8 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.