(2Z,4Z)-hexa-2,4-dienedinitrile

(2Z,4Z)-2,4-己二烯二腈

Also known as: cis,cis-Mucononitrile, (Z,Z)-2,4-hexadienedinitrile, (1Z,3Z)-1,3-Butadiene-1,4-dicarbonitrile, (1Z,3Z)-1,4-dicyano-1,3-butadiene, hexa-2c,4c-dienedinitrile, MFCD00075424

(2Z,4Z)-hexa-2,4-dienedinitrile (CAS 1557-59-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H4N2 and a molecular weight of 104.10900 g/mol. It is also known as cis,cis-Mucononitrile, (Z,Z)-2,4-hexadienedinitrile and (1Z,3Z)-1,3-Butadiene-1,4-dicarbonitrile. Key properties include a melting point of 128-131ºC(lit.), a boiling point of 244.7ºC at 760 mmHg, a density of 1.024g/cm3 and a flash point of 115.6ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1557-59-1
Jingsj CID
J-30365-7
Molecular Formula
C6H4N2
Chinese Name
(2Z,4Z)-2,4-己二烯二腈
Molecular Weight
104.10900 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point128-131ºC(lit.)
Boiling Point244.7ºC at 760 mmHg
Density1.024g/cm3
Flash Point115.6ºC
Exact Mass104.03700
PSA47.58000
LogP1.14596
Vapor Pressure0.03mmHg at 25°C
Refractive Index1.498

GHS Safety & Compliance

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

Frequently Asked Questions

What is the CAS number of (2Z,4Z)-hexa-2,4-dienedinitrile?

The CAS number of (2Z,4Z)-hexa-2,4-dienedinitrile is 1557-59-1.

What are the molecular formula and molecular weight of (2Z,4Z)-hexa-2,4-dienedinitrile?

(2Z,4Z)-hexa-2,4-dienedinitrile has molecular formula C6H4N2 and molecular weight 104.10900 g/mol.

Is (2Z,4Z)-hexa-2,4-dienedinitrile hazardous?

(2Z,4Z)-hexa-2,4-dienedinitrile has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.

What are the upstream and downstream products of (2Z,4Z)-hexa-2,4-dienedinitrile?

For (2Z,4Z)-hexa-2,4-dienedinitrile, Upstream Products: o-Phenylenediamine, benzene, Dimethyl acetylenedicarboxylate; Downstream Products: 1,6-Hexanediamine.

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

Last updated:

How to cite: Jingsj. "(2Z,4Z)-hexa-2,4-dienedinitrile (CAS 1557-59-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30365-7 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.