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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 59068Generated: October 28, 2026

Hydrochloric Acid → HCID 117824086, compound

https://huagongshe.com/reaction/59068

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium BicarbonateHCID 516892—
ReactantHCID 117824220HCID 117824220—
SolventWaterHCID 962—
Solvent1,4-DioxaneHCID 31275—
SolventSodium chloride; waterHCID 57417360—
ProductHCID 117824086HCID 117824086—

Reaction Conditions

Temperature40 °C

Reaction Steps

Concentrated hydrochloric acid (0.202 mL, 2.39 mmol) was added to a solution of 4-(1-ethoxy-vinyl)-N-(3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl)-6-(1-(2,2,2-trifluoroethoxy)ethyl)-pyrimidin-2-amine (0.38 g, 0.80 mmol) in dioxane (30 mL) and water (3 mL). The solution was heated at 40° C. for 0.5 h, cooled and neutralised with sodium bicarbonate (1 g). Brine was added (5 mL) and the water phase was extracted with ethyl acetate (2×10 mL). The organic phase was dried over sodium sulfate and concentrated. The residue was purified on silica gel column using a gradient 0-4% methanol in dichloromethane as eluent to give the title compound, 330 mg (92%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09439904B2
Source datasetuspto-grants-2016_09
ORD IDord-af610b9228b74e4385f79fbcf2cfc184
Source noteuspto-grants-2016_09