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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 332779Generated: October 30, 2026

Acetic Acid → 5-((1R,2R)-2-amino-3,3-difluorocyclohexylamino)-3-(4-(pyridin-4-yl)phenylamino)pyrazine-2-carboxamide

https://huagongshe.com/reaction/332779

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
ReactantHydrogen PeroxideHCID 784—
ReactantSodium HydroxideHCID 14798—
Reactant5-((1R,2R)-2-amino-3,3-difluorocyclohexylamino)-3-(4-(pyridin-4-yl)phenylamino)pyrazine-2-carbonitrileHCID 86685579—
SolventDimethyl SulfoxideHCID 679—
SolventEthanolHCID 702—
Product5-((1R,2R)-2-amino-3,3-difluorocyclohexylamino)-3-(4-(pyridin-4-yl)phenylamino)pyrazine-2-carboxamideHCID 86685580—

Reaction Steps

The compound 5-((1R,2R)-2-amino-3,3-difluorocyclohexylamino)-3-(4-(pyridin-4-yl)phenylamino)pyrazine-2-carbonitrile (41 mg, 0.097 mmol) was dissolved in EtOH (2 mL) and DMSO (1 mL), aq. 1N NaOH (1.0 mL) and aq. H2O2 (30%, 1.0 mL) were added. The mixture was stirred at room temperature for 15 min. HOAc (0.1 mL) was added. The mixture was then concentrated in vacuo. The residue was purified by HPLC to give the titled compound (32 mg). MS 440.3 (M+H); UV 201.7, 242.5, 278.7 nm; t 0.384 min.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08877760B2
Source datasetuspto-grants-2014_11
ORD IDord-d290b5dbca784f9c8c803c4118dbab0c
Source noteuspto-grants-2014_11