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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 581737Generated: October 31, 2026

Hydrochloric Acid → 2-{[[4-[3-(4-Benzylpiperazin-1-yl)propylthio]-3-methoxy-2-pyridinyl]-methyl]thio}-1H-benzimidazole trihydrochloride

https://huagongshe.com/reaction/581737

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1-BenzylpiperazineHCID 75994—
Reactant2-{[[4-(3-chloropropylthio)-3-methoxy-2-pyridinyl]methyl]thio}-1H-benzimidazoleHCID 54054490—
Product2-{[[4-[3-(4-Benzylpiperazin-1-yl)propylthio]-3-methoxy-2-pyridinyl]-methyl]thio}-1H-benzimidazole trihydrochlorideHCID 8675420259%

Reaction Steps

According to the procedure indicated in Examples 1), 3) and 6), reaction of 2-{[[4-(3-chloropropylthio)-3-methoxy-2-pyridinyl]methyl]thio}-1H-benzimidazole with N-benzylpiperazine and subsequent conversion into the hydrochloride gives the title compound; m.p. 180° C., dec.; colorless crystals; yield 59% of theory.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05922720
Source datasetuspto-grants-1999_07
ORD IDord-12b6f137c03b4614aaa0149065c8da2b
Source noteuspto-grants-1999_07