stearonitrile
Also known as: Octadecanonitrile, Octadecanenitrile, Heptadecyl cyanide, Stearyl nitrile, N-Octadecanonitrile, Octadecyl nitrile, Stearinsaeurenitril, n-Heptadecylcyanide, n-Stearylo nitrile, 1-Cyanoheptadecane, Nitril kyseliny stearove, Octadecanoic acid, nitrile
stearonitrile (CAS 638-65-3) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C18H35N and a molecular weight of 265.47700 g/mol. Key properties include a melting point of 38-40 °C(lit.), a boiling point of 274 °C100 mm Hg(lit.), a density of 0.818 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Warning and hazard statements H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 638-65-3
- Jingsj CID
- J-1172-1
- Molecular Formula
- C18H35N
- Molecular Weight
- 265.47700 g/mol
- Category
- Nitrogen Compounds
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 38-40 °C(lit.) |
|---|---|
| Boiling Point | 274 °C100 mm Hg(lit.) |
| Density | 0.818 g/mL at 25 °C(lit.) |
| Flash Point | >110.0 °C |
| Exact Mass | 265.27700 |
| PSA | 23.79000 |
| LogP | 6.77148 |
| Refractive Index | 1.447 |
GHS Safety & Compliance
- H312 — Harmful in contact with skin
- H332 — Harmful 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 stearonitrile?
The CAS number of stearonitrile is 638-65-3.
What are the molecular formula and molecular weight of stearonitrile?
stearonitrile has molecular formula C18H35N and molecular weight 265.47700 g/mol.
Is stearonitrile hazardous?
stearonitrile has GHS signal word Warning and hazard statements H312 — Harmful in contact with skin; H332 — Harmful if inhaled.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "stearonitrile (CAS 638-65-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1172-1 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.