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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2041456Generated: November 3, 2026

Hydrochloric Acid → HCID 57656244, compound

https://huagongshe.com/reaction/2041456

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,4-DioxaneHCID 31275—
ReactantHCID 57656379HCID 57656379—
SolventDichloromethaneHCID 6344—
SolventSodium BicarbonateHCID 516892—
ProductHCID 57656244HCID 5765624485.2%

Reaction Steps

Add 4N hydrogen chloride in dioxane (2.7 mL, 10.8 mmol) to a solution of N-(tert-butoxycarbonyl)-4-(3,3-dimethyl-butyryl)-3-fluoro-benzylamine (296 mg, 0.92 mmol) in dichloromethane (11 mL) and stir for 4 h. Concentrate in vacuo and wash the solid obtained with diethyl ether. Suspend the solid in saturated aqueous NaHCO3 and stir for 30 min. Extract twice with dichloromethane. Dry the combined organic extracts over Na2SO4, filter and concentrate in vacuo to obtain the title compound as an oil (175 mg, 82%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08580780B2
Source datasetuspto-grants-2013_11
ORD IDord-befb11f2fc094900ab750d8fac6af250
Source noteuspto-grants-2013_11