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diiminosuccinonitrile

Also known as: 2,3-Diiminobutanedinitrile, 2,3-Diiminosuccinonitrile, Butanedinitrile, 2,3-diimino-, Ethanedicarbonimidoyl dicyanide, DISN, Diiminobernsteinsaeuredinitril, Diiminobutanedinitrile, Diiminosuccinnitril, Oxalimidoyl cyanide, diimino-succinonitrile, diiminosuccinodinitrile, ethanediimidoyl dicyanide, (2Z,3Z)-diiminobutanedinitrile

diiminosuccinonitrile (CAS 28321-79-1) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H2N4 and a molecular weight of 106.08500 g/mol. Key properties include a melting point of 165-166 °C (lit.), a boiling point of 142.2ºC at 760mmHg, a density of 1.26g/cm3 and a flash point of 39.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28321-79-1
Jingsj CID
J-1497665-8
Molecular Formula
C4H2N4
Molecular Weight
106.08500 g/mol
Category
Nitrogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165-166 °C (lit.)
Boiling Point142.2ºC at 760mmHg
Density1.26g/cm3
Flash Point39.8ºC
Exact Mass106.02800
PSA95.28000
LogP0.27256
Vapor Pressure5.66mmHg at 25°C
Refractive Index1.6

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 diiminosuccinonitrile?

The CAS number of diiminosuccinonitrile is 28321-79-1.

What are the molecular formula and molecular weight of diiminosuccinonitrile?

diiminosuccinonitrile has molecular formula C4H2N4 and molecular weight 106.08500 g/mol.

What are the upstream and downstream products of diiminosuccinonitrile?

For diiminosuccinonitrile, Upstream Products: Diaminomaleonitrile, cyanogen; Downstream Products: 2,2'-Anhydrouridine, 1-β-D-Arabinofuranosyluracil, 2,3-Dicyanopyrazine.

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

Last updated:

How to cite: Jingsj. "diiminosuccinonitrile (CAS 28321-79-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1497665-8 (accessed 2026-11-06).

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