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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2192443Generated: November 2, 2026

tert-butyl 4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)-5,6-dihydropyridine-1(2H)-carboxylate → tert-butyl 4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperidine-1-carboxylate

https://huagongshe.com/reaction/2192443

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-butyl 4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)-5,6-dihydropyridine-1(2H)-carboxylateHCID 67438475—
CatalystPalladiumHCID 23938—
SolventEthyl AcetateHCID 8857—
Producttert-butyl 4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperidine-1-carboxylateHCID 6743847078%

Reaction Steps

5% Pd/C (10 mg) was added to a solution of tert-butyl 4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)-5,6-dihydropyridine-1(2H)-carboxylate (17 mg, 0.05 mmol) in EtOAc (1 mL). The mixture was stirred at room temperature under a hydrogen atmosphere overnight. The mixture was filtered through celite and concentrated to give tert-butyl 4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperidine-1-carboxylate as an oil (13 mg, 78%), which was used further without purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08329709B2
Source datasetuspto-grants-2012_12
ORD IDord-ba913dc5c3c843f79f1ea48ad83ed051
Source noteuspto-grants-2012_12