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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 450028Generated: October 30, 2026

Oxalyl chloride → HCID 86621147, compound

https://huagongshe.com/reaction/450028

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
Reactant2-(thiophen-2-yl)indolizineHCID 853043—
SolventTetrahydrofuranHCID 8028—
ProductHCID 86621147HCID 8662114741.3%

Reaction Steps

To an ice-cold solution of 2-thiophen-2-yl-indolizine (0.5 g, 2.51 mmol) in THF (8 ml) was added oxalyl chloride (0.3 ml, 3.48 mmol). The reaction mixture was stirred at room temperature for 30 min. The solvent was evaporated under vacuum. The crude product was recrystallized from dichloromethane-hexane to give oxo-(2-thiophen-2-yl-indolizin-3-yl)-acetyl chloride (0.3 g, 41%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08486962B2
Source datasetuspto-grants-2013_07
ORD IDord-9b40d8e8cbf541d5b5b5a4a43c84107b
Source noteuspto-grants-2013_07