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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1925714Generated: November 3, 2026

Pyridine → HCID 59180392, compound

https://huagongshe.com/reaction/1925714

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantMethyl 3-amino-2-thiophenecarboxylateHCID 89652—
ReactantHCID 59180415HCID 59180415—
ProductHCID 59180392HCID 5918039249.3%

Reaction Steps

A solution of 70 (2.5 g; 9.36 mmol) and methyl 3-aminothiophene-2-carboxylate (1.62 g; 10.30 mmol) in anhydrous pyridine (12.0 mL; 144 mmol) was stirred at room temperature for 12 hours. The reaction mixture was concentrated under reduced pressure and the resulting residue was purified by automated silica gel column chromatography (Biotage®) eluting with ethyl acetate/hexanes (0 to 20% v/v) to give the title compound as a clear oil (1.79 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08178699B2
Source datasetuspto-grants-2012_05
ORD IDord-ef1663f8111a47fcaefb5241a4cb4cc2
Source noteuspto-grants-2012_05