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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2085739Generated: October 29, 2026

Pyridine → HCID 22730448, compound

https://huagongshe.com/reaction/2085739

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
Reactant1-MethylpiperazineHCID 53167—
ReactantHCID 22730840HCID 22730840—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 22730448HCID 22730448—

Reaction Steps

A mixture of Example 201I (300 mg, 0.85 mmol), 1-methylpiperazine (111 mg, 1.11 mmol), and pyridine (74 mg, 0.94 mmol) in dioxane (4 mL) at room temperature was stirred for 75 minutes and purified by flash column chromatography on silica gel with 90:10:0.5 dichloromethane/methanol/concentrated ammonium hydroxide to provide the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06720338B2
Source datasetuspto-grants-2004_04
ORD IDord-3238390ad6d946eb8bf7996d45e2dce0
Source noteuspto-grants-2004_04