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1,4-Phenylenediacetonitrile

Also known as: p-Phenylenediacetonitrile, p-Xylylene dicyanide, 1,4-Benzenediacetonitrile, 1,4-Bis(cyanomethyl)benzene, 2,2'-(1,4-Phenylene)diacetonitrile, 2-[4-(cyanomethyl)phenyl]acetonitrile, p-(Cyanomethyl)benzyl cyanide, 1,4-Dicyanoxylene, p-Xylylene cyanide, 1,4-Phenylenebis(acetonitrile)

1,4-Phenylenediacetonitrile (CAS 622-75-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H8N2 and a molecular weight of 156.184 g/mol. Key properties include a melting point of 94-96 °C(lit.), a boiling point of 334.0±22.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 163.6±16.2 °C. 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.
622-75-3
Jingsj CID
J-20177-4
Molecular Formula
C10H8N2
Molecular Weight
156.184 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point94-96 °C(lit.)
Boiling Point334.0±22.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point163.6±16.2 °C
Exact Mass156.068741
PSA47.58000
LogP0.68
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.550

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 1,4-Phenylenediacetonitrile?

The CAS number of 1,4-Phenylenediacetonitrile is 622-75-3.

What are the molecular formula and molecular weight of 1,4-Phenylenediacetonitrile?

1,4-Phenylenediacetonitrile has molecular formula C10H8N2 and molecular weight 156.184 g/mol.

Is 1,4-Phenylenediacetonitrile hazardous?

1,4-Phenylenediacetonitrile 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 1,4-Phenylenediacetonitrile?

For 1,4-Phenylenediacetonitrile, Upstream Products: Terephthalaldehyde, 1,4-Bis(chloromethyl)benzene, 1,4-Bis(bromomethyl)benzene; Downstream Products: p-Xylene, 4-Methylphenethylamine, Diethyl 1,4-benzenediacetate.

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

Last updated:

How to cite: Jingsj. "1,4-Phenylenediacetonitrile (CAS 622-75-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20177-4 (accessed 2026-11-09).

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