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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1443965Generated: October 26, 2026

2-Amino-3,5-dibromopyrazine → 2,3-Dichloro-N-(3,5-dibromo-2-pyrazinyl)benzenesulphonamide

https://huagongshe.com/reaction/1443965

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Amino-3,5-dibromopyrazineHCID 620004—
Reactant2,3-Dichlorobenzene-1-sulfonyl chlorideHCID 2734222—
Product2,3-Dichloro-N-(3,5-dibromo-2-pyrazinyl)benzenesulphonamideHCID 59168219—

Reaction Steps

Prepared by the method of Example 1 (reaction performed at room temperature) using 3,5-dibromo-2-pyrazinamine (2.9 g) and 2,3-dichloro benzenesulphonyl chloride (2.8 g). Yield 4.4 g.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07662825B2
Source datasetuspto-grants-2010_02
ORD IDord-17abc33b087249acbfffdece3e94d4a0
Source noteuspto-grants-2010_02