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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 928406Generated: October 31, 2026

Hydrochloric Acid → HCID 58081163, compound

https://huagongshe.com/reaction/928406

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantWaterHCID 962—
ReactantLithium HydroxideHCID 3939—
ReactantHCID 58081167HCID 58081167—
SolventTetrahydrofuranHCID 8028—
ProductHCID 58081163HCID 58081163—

Reaction Steps

A mixture of ethyl 2-(phenylamino)oxazole-4-carboxylate (1.64 g, 6.94 mmol) and lithiumhydroxide (332 mg, 13.88 mmol) in THF (23 ml)/water (11.5 ml) was stirred at rt for 4 hours. The reaction mixture was acidified with 2 N HCl and extracted with EA (2 x). The combined organic phases were dried over Na2SO4, filtered and evaporated under reduced pressure to afford the title product. HPLC/MS (Method G): RtG=1.41 min, MS (Method D) [M+H]+=204.9.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09290485B2
Source datasetuspto-grants-2016_03
ORD IDord-35d4f807715f4f47b88bb7f7763affcc
Source noteuspto-grants-2016_03