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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 467605Generated: October 30, 2026

Hydrochloric Acid → HCID 72280550, compound

https://huagongshe.com/reaction/467605

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantOxalyl chlorideHCID 65578—
Reactant4-(1-Piperidinyl)-2-butenoic acidHCID 54109381—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
ProductHCID 72280550HCID 72280550—

Reaction Steps

The HCl salt of 4-Piperidin-1-yl-but-2-enoic acid (250 mg, 1.48 mmol) was dissolved in dichloromethane (15 mL). Dimethylformamide (3 drops) was added. Oxalyl chloride (155 μL, 1.77 mmol) was added slowly and the reaction was stirred at room temperature for 1 hour. The mixture was concentrated under reduced pressure and the residue was used as is.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08623883B2
Source datasetuspto-grants-2014_01
ORD IDord-e246df21010a418db268d45e7238ec4b
Source noteuspto-grants-2014_01