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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 68551Generated: October 30, 2026

Hydrochloric Acid → 4-Methoxy-6-(piperazin-1-yl)pyrimidine hydrochloride

https://huagongshe.com/reaction/68551

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantTert-butyl 4-(6-methoxypyrimidin-4-yl)piperazine-1-carboxylateHCID 66569709—
Solvent1,4-DioxaneHCID 31275—
Product4-Methoxy-6-(piperazin-1-yl)pyrimidine hydrochlorideHCID 45789016—

Reaction Steps

8.61 g 4-(6-Methoxy-pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester were stirred in 4 mol/L HCl solution in dioxane for 1 h. The precipitates was filtered, washed with dioxane and dried to yield 5.17 g of the desired compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08822464B2
Source datasetuspto-grants-2014_09
ORD IDord-e87ea1655a2c48908d1f21d8f951fece
Source noteuspto-grants-2014_09