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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1685027Generated: November 3, 2026

Hydrochloric Acid → N-((2-aminothiazol-4-yl)methyl)-N,3-dimethylpyrazine-2-carboxamide

https://huagongshe.com/reaction/1685027

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactanttert-butyl 4-((N,2-dimethylpyrazine-3-carboxamido)methyl)thiazol-2-ylcarbamateHCID 86661290—
Solvent1,4-DioxaneHCID 31275—
ProductN-((2-aminothiazol-4-yl)methyl)-N,3-dimethylpyrazine-2-carboxamideHCID 86661291116%

Reaction Steps

A solution of tert-butyl 4-((N,2-dimethylpyrazine-3-carboxamido)methyl)thiazol-2-ylcarbamate (1.30 g, 3.6 mmol) in dioxane (10 mL) was treated with 4N HCl in dioxane (10 mL) for 2 hours. The resulting suspension was concentrated in vacuo to afford N-((2-aminothiazol-4-yl)methyl)-N,3-dimethylpyrazine-2-carboxamide (1.10 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08148380B2
Source datasetuspto-grants-2012_04
ORD IDord-efeaeaa8f8724cb0adcfc45b28ebe939
Source noteuspto-grants-2012_04