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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1019546Generated: October 30, 2026

Hydrochloric Acid → HCID 57431528, compound

https://huagongshe.com/reaction/1019546

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDiethyl EtherHCID 3283—
ReactantHCID 57431527HCID 57431527—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 57431528HCID 57431528—

Reaction Steps

A solution of 1 g (3.02 mmol) of 6-(pyrrolidin-1-yl)-4-trifluoromethyl-3-(terbutoxycarbonylamino)pyridine, prepared in the preceding stage, in 11 mL of 4N hydrochloric acid in dioxane, is stirred for 5 hours under reflux. Then 200 mL of ethyl ether is added to the cooled reaction mixture. 0.8 g of a precipitate is collected by filtration.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08716272B2
Source datasetuspto-grants-2014_05
ORD IDord-75912d78c948460e855385e77ef7ff3c
Source noteuspto-grants-2014_05