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4-Cyanophenylacetonitrile

Also known as: 4-(Cyanomethyl)benzonitrile, 4-Cyanobenzeneacetonitrile, Benzeneacetonitrile, 4-cyano-, MFCD00060305, alpha,4-Dicyanotoluene, alpha-Cyano-p-tolunitrile, p-Cyanobenzylcyanide, p-Cyanophenylacetonitrile, p-Tolunitrile, alpha-cyano-

4-Cyanophenylacetonitrile (CAS 876-31-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H6N2 and a molecular weight of 142.15700 g/mol. Key properties include a melting point of 100-104ºC(lit.), a boiling point of 314ºC at 760 mmHg and a density of 1.12 g/cm3. 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.
876-31-3
Jingsj CID
J-16953-9
Molecular Formula
C9H6N2
Molecular Weight
142.15700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point100-104ºC(lit.)
Boiling Point314ºC at 760 mmHg
Density1.12 g/cm3
Exact Mass142.05300
PSA47.58000
LogP1.62436
Refractive Index1.553

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled

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 4-Cyanophenylacetonitrile?

The CAS number of 4-Cyanophenylacetonitrile is 876-31-3.

What are the molecular formula and molecular weight of 4-Cyanophenylacetonitrile?

4-Cyanophenylacetonitrile has molecular formula C9H6N2 and molecular weight 142.15700 g/mol.

Is 4-Cyanophenylacetonitrile hazardous?

4-Cyanophenylacetonitrile 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-Cyanophenylacetonitrile?

For 4-Cyanophenylacetonitrile, Upstream Products: 4-Cyanobenzyl bromide, 4-Bromotoluene, p-Tolunitrile; Downstream Products: methyl 4-(2-methoxy-2-oxoethyl)benzoate, 4-Cyanophenylacetic acid, 4-(Cyanomethyl)benzoic acid.

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-Cyanophenylacetonitrile (CAS 876-31-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16953-9 (accessed 2026-11-09).

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