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3-phenylpropiolonitrile

Also known as: cyanophenylacetylene, 3-phenyl-2-propynenitrile, 1-cyano-2-phenylacetylene, phenylpropiolonitrile, phenylcyanoacetylene, 2-propynenitrile, 3-phenyl-

3-phenylpropiolonitrile (CAS 935-02-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H5N and a molecular weight of 127.143 g/mol. Key properties include a boiling point of 215.8±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 87.6±16.5 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
935-02-4
Jingsj CID
J-1376984-1
Molecular Formula
C9H5N
Molecular Weight
127.143 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point215.8±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point87.6±16.5 °C
Exact Mass127.042198
PSA23.79000
LogP2.96
Vapor Pressure0.1±0.4 mmHg at 25°C
Refractive Index1.577
Storage Conditions2-8°C

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed

Customs & Trade Information

HS Code2926909090
SummaryHS: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 3-phenylpropiolonitrile?

The CAS number of 3-phenylpropiolonitrile is 935-02-4.

What are the molecular formula and molecular weight of 3-phenylpropiolonitrile?

3-phenylpropiolonitrile has molecular formula C9H5N and molecular weight 127.143 g/mol.

Is 3-phenylpropiolonitrile hazardous?

3-phenylpropiolonitrile has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.

What are the upstream and downstream products of 3-phenylpropiolonitrile?

For 3-phenylpropiolonitrile, Upstream Products: Copper(I) cyanide, Phenylacetylene, 1-Cyanoimidazole; Downstream Products: 5-Phenylisoxazol-3-amine, 5-Amino-3-phenylisoxazole, 3,3-Diphenylacrylonitrile.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-phenylpropiolonitrile (CAS 935-02-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1376984-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.