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2,3-Bis(2-pyridyl)-5,6-dihydropyrazine

Also known as: 2,3-Bis(2'-pyridyl)-5,6-dihydropyrazine, 2,3-Dihydro-5,6-bis(2-pyridinyl)pyrazine, 2,3-Dihydro-5,6-di(2-pyridyl)pyrazine, 5,6-Di(2-pyridinyl)-2,3-dihydropyrazine, 5,6-Dipyridin-2-yl-2,3-dihydropyrazine, Pyrazine, 2,3-dihydro-5,6-di-2-pyridinyl-, EINECS 246-560-1, TIMTEC-BB SBB008856

2,3-Bis(2-pyridyl)-5,6-dihydropyrazine (CAS 25005-95-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H12N4 and a molecular weight of 236.27200 g/mol. Key properties include a boiling point of 429.9ºC at 760mmHg, a density of 1.23g/cm3 and a flash point of 213.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25005-95-2
Jingsj CID
J-1518551-0
Molecular Formula
C14H12N4
Molecular Weight
236.27200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point429.9ºC at 760mmHg
Density1.23g/cm3
Flash Point213.8ºC
Exact Mass236.10600
PSA50.50000
LogP0.63980
Vapor Pressure3.39E-07mmHg at 25°C
Refractive Index1.672

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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-Bis(2-pyridyl)-5,6-dihydropyrazine?

The CAS number of 2,3-Bis(2-pyridyl)-5,6-dihydropyrazine is 25005-95-2.

What are the molecular formula and molecular weight of 2,3-Bis(2-pyridyl)-5,6-dihydropyrazine?

2,3-Bis(2-pyridyl)-5,6-dihydropyrazine has molecular formula C14H12N4 and molecular weight 236.27200 g/mol.

What are the upstream and downstream products of 2,3-Bis(2-pyridyl)-5,6-dihydropyrazine?

For 2,3-Bis(2-pyridyl)-5,6-dihydropyrazine, Upstream Products: 2,2'-Pyridil; Downstream Products: 2,3-Bis(2-pyridyl)pyrazine.

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

Last updated:

How to cite: Jingsj. "2,3-Bis(2-pyridyl)-5,6-dihydropyrazine (CAS 25005-95-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518551-0 (accessed 2026-11-09).

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