Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 494086Generated: October 29, 2026

Ethyl 6-acetyl-8-(benzyloxy)-2-(4-fluorobenzyl)-1-oxo-1,2,3,4-tetrahydropyrrolo[1,2-a]-pyrazine-7-carboxylate → Ethyl 6-acetyl-2-(4-fluorobenzyl)-8-hydroxy-1-oxo-1,2,3,4-tetrahydropyrrolo[1,2-a]-pyrazine-7-carboxylate

https://huagongshe.com/reaction/494086

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 6-acetyl-8-(benzyloxy)-2-(4-fluorobenzyl)-1-oxo-1,2,3,4-tetrahydropyrrolo[1,2-a]-pyrazine-7-carboxylateHCID 68865319—
CatalystPalladium hydroxideHCID 9942167—
SolventEthanolHCID 702—
ProductEthyl 6-acetyl-2-(4-fluorobenzyl)-8-hydroxy-1-oxo-1,2,3,4-tetrahydropyrrolo[1,2-a]-pyrazine-7-carboxylateHCID 68865212—

Reaction Steps

A mixture of ethyl 6-acetyl-8-(benzyloxy)-2-(4-fluorobenzyl)-1-oxo-1,2,3,4-tetrahydropyrrolo[1,2-a]-pyrazine-7-carboxylate (140 mg, 0.30 mmol) and Pearlman's catalyst (5.0 mg, 20% Pd(OH)2 on carbon) in ethanol (20 mL) was stirred under an atmosphere of hydrogen gas (1 atm) at room temperature overnight. The reaction mixture was filtered through a pad of Celite. The filtrate was concentrated under vacuum to provide the titled product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07538112B2
Source datasetuspto-grants-2009_05
ORD IDord-4fe79d817c88407e8111e9c1221fb95f
Source noteuspto-grants-2009_05