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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 871932Generated: October 30, 2026

Hydrochloric Acid → 1-[4-(4-Methanesulfonyl-phenoxymethyl)-thiazol-2-yl]-piperazine hydrochloride

https://huagongshe.com/reaction/871932

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant4-[4-(4-Methanesulfonyl-phenoxymethyl)-thiazol-2-yl]-piperazine-1-carboxylic acid tert-butyl esterHCID 25026514—
SolventMethanolHCID 887—
Solvent1,4-DioxaneHCID 31275—
Product1-[4-(4-Methanesulfonyl-phenoxymethyl)-thiazol-2-yl]-piperazine hydrochlorideHCID 66910974—

Reaction Steps

To a solution of 4-[4-(4-Methanesulfonyl-phenoxymethyl)-thiazol-2-yl]-piperazine-1-carboxylic acid tert-butyl ester (Example 91, 430 mg, 0.95 mmol) in methanol (5 mL) was added 4 N HCl in dioxane (5 mL). The resulting solution was stirred for 30 minutes at room temperature. The mixture was then evaporated to dryness in vacuo to afford the desired product as a pale yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08975258B2
Source datasetuspto-grants-2015_03
ORD IDord-3ae4e651e80c486f808d65f2ce05ac7d
Source noteuspto-grants-2015_03