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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 876711Generated: October 27, 2026

Hydrochloric Acid → 2-[6-(Ethylsulfanyl)pyrimidin-4-yl]-4-(1H-1,2,3-triazol-1-yl)-1,2-dihydro-3H-pyrazol-3-one hydrochloride

https://huagongshe.com/reaction/876711

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant2-[6-(Ethylsulfanyl)pyrimidin-4-yl]-4-(1H-1,2,3-triazol-1-yl)-1,2-dihydro-3H-pyrazol-3-oneHCID 59603555—
Solvent1,4-DioxaneHCID 31275—
Product2-[6-(Ethylsulfanyl)pyrimidin-4-yl]-4-(1H-1,2,3-triazol-1-yl)-1,2-dihydro-3H-pyrazol-3-one hydrochlorideHCID 67456990—

Reaction Steps

35 mg (0.1 mmol) of the compound from Example 102 are stirred with 1.5 ml of a 4 N solution of hydrogen chloride in dioxane. The solid is filtered off, washed twice with tert-butyl methyl ether and dried under a high vacuum.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08987261B2
Source datasetuspto-grants-2015_03
ORD IDord-746b9b7db46543d2aaa7cad183c33167
Source noteuspto-grants-2015_03