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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1523849Generated: October 31, 2026

Chloropyrazine → 5-[3-Fluoro-2'-(pyrazin-2-ylsulfanyl)biphenyl-4-yl]pyrazin-2-amine hydrochloride

https://huagongshe.com/reaction/1523849

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChloropyrazineHCID 73277—
Reactant4'-(5-Aminopyrazin-2-yl)-5'-fluorobiphenyl-2-thiolHCID 136499143—
Product5-[3-Fluoro-2'-(pyrazin-2-ylsulfanyl)biphenyl-4-yl]pyrazin-2-amine hydrochlorideHCID 90314210—

Reaction Steps

The title compound was prepared using analogous conditions to those described in Example 213 utilizing 4′-(5-aminopyrazin-2-yl)-3′-fluoro-[1,1′-biphenyl]-2-thiol and 2-chloropyrazine. MS (ESI): mass calcd. for C20H14FN5S, 375.10; m/z found, 375.9 [M+H]+. 1H NMR (400 MHz, CD3OD) δ 8.26-8.24 (m, 3H), 8.18 (d, J=2.6, 1H), 8.08 (d, J=1.4, 1H), 7.84 (m, 1H), 7.77-7.69 (m, 1H), 7.64-7.55 (m, 1H), 7.55-7.46 (m, 2H), 7.27-7.14 (m, 2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09079866B2
Source datasetuspto-grants-2015_07
ORD IDord-85132658addd46009fbef6aaee1e4aa7
Source noteuspto-grants-2015_07