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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 379181Generated: October 27, 2026

1-(2-Hydroxyethyl)piperazine → 4-[4-(2-Hydroxy-ethyl)-piperazin-1-yl]-but-2-enoic acid[4-(3-chloro-4-fluoro-phenylamino)-3-cyano-7-methoxy-quinolin-6-yl]-amide

https://huagongshe.com/reaction/379181

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(2-Hydroxyethyl)piperazineHCID 7677—
Reactant4-Bromo-but-2-enoic acid[4-(3-chloro-4-fluoro-phenylamino)-3-cyano-7-methoxy-quinolin-6-yl]-amideHCID 54242075—
Product4-[4-(2-Hydroxy-ethyl)-piperazin-1-yl]-but-2-enoic acid[4-(3-chloro-4-fluoro-phenylamino)-3-cyano-7-methoxy-quinolin-6-yl]-amideHCID 67203124—

Reaction Steps

In the mamner of Example 103, 4-bromo-but-2-enoic acid[4-(3-chloro-4-fluoro-phenylamino)-3-cyano-7-methoxy-quinolin-6-yl]-amide and 4-(2-hydroxy-ethyl) piperazine was converted to 32.3 mg of the title compound (free base) and mass spectrum (electrospray, m/e): M+H 539.1, 42.2 mg of the title compound as the bis-trifluoroacetate salt); mass spectrum (electrospray, m/e): M+H 539.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06297258B1
Source datasetuspto-grants-2001_10
ORD IDord-05cb38af1d8b4c1690b6804518799637
Source noteuspto-grants-2001_10