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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 13319Generated: October 30, 2026

2-Pyrazinecarboxylic acid → 5-(2-Chloropyridin-3-yloxy)-6-(6-ethanesulfonyl-pyridin-3-yloxy)-2-pyrazin-2-yl-1H-benzimidazole

https://huagongshe.com/reaction/13319

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Pyrazinecarboxylic acidHCID 1047—
Reactant5-(2-Chloropyridin-3-yloxy)-6-(6-ethanesulfonyl-pyridin-3-yloxy)-2-pyridin-2-yl-1H-benzimidazoleHCID 11202960—
Product5-(2-Chloropyridin-3-yloxy)-6-(6-ethanesulfonyl-pyridin-3-yloxy)-2-pyrazin-2-yl-1H-benzimidazoleHCID 11386655—

Reaction Steps

The entitled compound was obtained as a colorless solid in the same method as in Example 197 or in accordance with the method or by combining it with an ordinary method but using 4-(2-chloropyridin-3-yloxy)-5-(6-ethanesulfonyl-pyridin-3-yloxy)-benzene-1,2-diamine obtained in Example 242 and pyrazine-2-carboxylic acid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07728025B2
Source datasetuspto-grants-2010_06
ORD IDord-fdb1ff8c220349cc8eb650f8e9058571
Source noteuspto-grants-2010_06