2,5-dicyano-3,6-dibromopyrazine

Base Information

Chemical Name:2,5-dicyano-3,6-dibromopyrazine
CAS No.:1391026-27-9
Molecular Formula:C₆Br₂N₄
Molecular Weight:287.901
Hs Code.:

Synonyms:

Suppliers and Price of 2,5-dicyano-3,6-dibromopyrazine

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

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Chemicals and raw materials
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Total 6 raw suppliers

Chemical Property of 2,5-dicyano-3,6-dibromopyrazine

Chemical Property:

Purity/Quality:: 98% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

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Technology Process of 2,5-dicyano-3,6-dibromopyrazine

There total 6 articles about 2,5-dicyano-3,6-dibromopyrazine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 80.0%

: 1391026-30-4
3-amino-6-bromopyrazine-2,5-dicarbonitrile

: 1391026-27-9
2,5-dicyano-3,6-dibromopyrazine

Guidance literature:: With tert.-butylnitrite; copper(ll) bromide; In acetonitrile; at 20 ℃; for 2h; Inert atmosphere;
DOI:10.1002/jhet.797

Reference yield:

: 133940-72-4
3,6-diaminopyrazine-2,5-dicarbonitrile

: 1391026-27-9
2,5-dicyano-3,6-dibromopyrazine

Guidance literature:: With tert.-butylnitrite; copper(ll) bromide; In water; acetonitrile; at 40 ℃; for 2h; Temperature; Solvent; Reagent/catalyst;

Reference yield:

: 25911-65-3
2-amino-3-pyrazinonitrile

: 1391026-27-9
2,5-dicyano-3,6-dibromopyrazine

Guidance literature:: Multi-step reaction with 4 steps

1: 3-chloro-benzenecarboperoxoic acid / 1,2-dichloro-ethane / 4 h / Reflux

2: bromine; sodium acetate; acetic acid / water / 24 h / 20 °C / Darkness

3: triethylamine / acetonitrile / 0.25 h / 20 °C / Inert atmosphere

4: tert.-butylnitrite; copper(ll) bromide / acetonitrile / 2 h / 20 °C / Inert atmosphere

With tert.-butylnitrite; bromine; sodium acetate; acetic acid; triethylamine; 3-chloro-benzenecarboperoxoic acid; copper(ll) bromide; In water; 1,2-dichloro-ethane; acetonitrile;
DOI:10.1002/jhet.797