2-chloro-3-hydrazinylpyrazine

Also known as: (3-Chloropyrazin-2-yl)hydrazine, 2-(3-chloropyrazin-2-yl)hydrazine, 2-CHLORO-3-HYDRAZINYLPYRAZINE, 2-Chloro-3-hydrazinopyrazine, 3-Chloro-2-hydrazinopyrazine, Pyrazine, 2-chloro-3-hydrazinyl-

2-chloro-3-hydrazinylpyrazine (CAS 63286-28-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C4H5ClN4 and a molecular weight of 144.56200 g/mol. Key properties include a melting point of 154-159°C, a boiling point of 299.5ºC at 760 mmHg, a density of 1.53 g/cm3 and a flash point of 134.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 63286-28-2
Jingsj CID: J-1179356-9
Molecular Formula: C₄H₅ClN₄
Molecular Weight: 144.56200 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	154-159°C
Boiling Point	299.5ºC at 760 mmHg
Density	1.53 g/cm3
Flash Point	134.9ºC
Exact Mass	144.02000
PSA	63.83000
LogP	1.18890

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-chloro-3-hydrazinylpyrazine?

The CAS number of 2-chloro-3-hydrazinylpyrazine is 63286-28-2.

What are the molecular formula and molecular weight of 2-chloro-3-hydrazinylpyrazine?

2-chloro-3-hydrazinylpyrazine has molecular formula C4H5ClN4 and molecular weight 144.56200 g/mol.

What are the upstream and downstream products of 2-chloro-3-hydrazinylpyrazine?

For 2-chloro-3-hydrazinylpyrazine, Upstream Products: 2,3-Dichloropyrazine, 4-Amino-2-chloropyrimidine; Downstream Products: 8-Chloro[1,2,4]triazolo[4,3-a]pyrazine.

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-chloro-3-hydrazinylpyrazine (CAS 63286-28-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1179356-9 (accessed 2026-11-09).

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