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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2242899Generated: October 31, 2026

Hydrochloric Acid → HCID 68543476, compound

https://huagongshe.com/reaction/2242899

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPotassium HydroxideHCID 14797—
Reactant2-(8-Amino-2-furan-2-yl-[1,2,4]triazolo[1,5-a]pyrazin-6-yl)-isothioureaHCID 68542788—
ProductHCID 68543476HCID 68543476—

Reaction Steps

A solution containing the crude 2-(8-amino-2-furan-2-yl-[1,2,4]triazolo[1,5-a]pyrazin-6-yl)-isothiourea and aqueous KOH (1 M, 4 ml) was refluxed for 1 hour. The reaction was neutralized with conc. HCl and the water was removed in vacuo to afford the crude product 8-amino-2-furan-2-yl-[1,2,4]triazolo[1,5-a]pyrazine-6-thiol, which was used in the next step without purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07674791B2
Source datasetuspto-grants-2010_03
ORD IDord-743e5e122215454a815515e9f839eb1e
Source noteuspto-grants-2010_03