Benzenepropanenitrile
Also known as: (2-Cyanoethyl)benzene, 1-Cyano-2-phenylethane, 1-Phenyl-2-cyanoethane, 3-Phenylpropanenitrile, 3-Phenylpropanonitrile, 3-Phenylpropionitrile, Dihydrocinnamonitrile, EINECS 211-447-8, Hydrocinnamonitrile, MFCD00001961
Benzenepropanenitrile (CAS 645-59-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H9N and a molecular weight of 131.17400 g/mol. Key properties include a melting point of −2-−1 °C(lit.), a boiling point of 113 °C9 mm Hg(lit.), a density of 1.001 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H311 — Toxic in contact with skin and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 645-59-0
- Jingsj CID
- J-5273-7
- Molecular Formula
- C9H9N
- Molecular Weight
- 131.17400 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −2-−1 °C(lit.) |
|---|---|
| Boiling Point | 113 °C9 mm Hg(lit.) |
| Density | 1.001 g/mL at 25 °C(lit.) |
| Flash Point | >110.0 °C |
| Exact Mass | 131.07300 |
| PSA | 23.79000 |
| LogP | 2.14278 |
| Refractive Index | n20/D 1.521(lit.) |
GHS Safety & Compliance
- 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 Benzenepropanenitrile?
The CAS number of Benzenepropanenitrile is 645-59-0.
What are the molecular formula and molecular weight of Benzenepropanenitrile?
Benzenepropanenitrile has molecular formula C9H9N and molecular weight 131.17400 g/mol.
Is Benzenepropanenitrile hazardous?
Benzenepropanenitrile has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H311 — Toxic in contact with skin; H331 — Toxic if inhaled.
What are the upstream and downstream products of Benzenepropanenitrile?
For Benzenepropanenitrile, Upstream Products: trans-Cinnamonitrile, Cinnamonitrile, 3-Phenylpropylamine; Downstream Products: Phloretin, Methyl 3-phenylpropanoate, 3-Phenylpropionaldehyde.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Benzenepropanenitrile (CAS 645-59-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5273-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.