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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 357092Generated: October 30, 2026

Hydrogen chloride-ethyl acetate → 5-(3-Phenylpropylidene)-3-[4-(imidazo[1,2-a]pyridin-8-yloxy)butyl]oxazolidine-2,4-dione hydrochloride

https://huagongshe.com/reaction/357092

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen chloride-ethyl acetateHCID 21866389—
Reactant5-(3-Phenylpropylidene)-3-[4-(imidazo[1,2-a]pyridin-8-yloxy)butyl]oxazolidine-2,4-dioneHCID 57229916—
SolventMethanolHCID 887—
Product5-(3-Phenylpropylidene)-3-[4-(imidazo[1,2-a]pyridin-8-yloxy)butyl]oxazolidine-2,4-dione hydrochlorideHCID 70204926—

Reaction Steps

To a methanol solution of 15 mg (0.037 mmol) of 5-(3-phenylpropylidene)-3-[4-(imidazo[1,2-a]pyridin-8-yloxy)-butyl]oxazolidine-2,4-dione, 10 ml of 4N hydrochloric acid-ethyl acetate was added, followed by stirring, after which the solvent was distilled off, to yield 16 mg (97.8%, yellow oily substance) of the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05840732
Source datasetuspto-grants-1998_11
ORD IDord-6bcf7cfc56924ec19f5aaa60fd173e28
Source noteuspto-grants-1998_11