2,3,5,6-Pyrazinetetracarbonitrile

Also known as: 1,2,4,5-tetracyanopyrazine, 2,3,4,5,6-PENTAFLUOROPHENYL4-METHOXYBENZENESULFONATE, 2,3,5,6-Tetracyanopyrazine, 2,3,5,6-tetracyano pyrazine, NSC 174509, Pyrazinetetracarbonitrile, Tetracyanopyrazine, pyrazine-2,3,5,6-tetracarbonitrile, tetracyanopyrazine

2,3,5,6-Pyrazinetetracarbonitrile (CAS 33420-37-0) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8N6 and a molecular weight of 180.12600 g/mol. Key properties include a boiling point of 487.3ºC at 760 mmHg, a density of 1.55 g/cm3 and a flash point of 152.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33420-37-0
Jingsj CID: J-1512299-3
Molecular Formula: C₈N₆
Molecular Weight: 180.12600 g/mol
Category: Nitrogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	487.3ºC at 760 mmHg
Density	1.55 g/cm3
Flash Point	152.9ºC
Exact Mass	180.01800
PSA	120.94000
Refractive Index	1.62

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,3,5,6-Pyrazinetetracarbonitrile?

The CAS number of 2,3,5,6-Pyrazinetetracarbonitrile is 33420-37-0.

What are the molecular formula and molecular weight of 2,3,5,6-Pyrazinetetracarbonitrile?

2,3,5,6-Pyrazinetetracarbonitrile has molecular formula C8N6 and molecular weight 180.12600 g/mol.

What are the upstream and downstream products of 2,3,5,6-Pyrazinetetracarbonitrile?

For 2,3,5,6-Pyrazinetetracarbonitrile, Upstream Products: diiminosuccinonitrile, Diaminomaleonitrile.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,3,5,6-Pyrazinetetracarbonitrile (CAS 33420-37-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512299-3 (accessed 2026-11-09).

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