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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1711190Generated: November 4, 2026

Hydrazine hydrate (1:1) → HCID 86629534, compound

https://huagongshe.com/reaction/1711190

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantHCID 86629535HCID 86629535—
SolventEthanolHCID 702—
ProductHCID 86629534HCID 8662953467.5%

Reaction Steps

Following general procedure D: a solution of 6-chloro-N-(3-{4-[(R)-2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-1-phenyl-ethylamino]-piperidin-1-yl}-butyl)-2,4-dimethyl-nicotinamide (194 mg, 0.33 mmol), hydrazine hydrate (0.05 ml ml, 0.1 mmol) in EtOH (2 ml) was stirred at rt overnight. Purification of the crude product by chromatography on silica gel (CH2Cl2/MeOH/NH4OH, 100:10:2) afforded N-{3-[4-((R)-2-Amino-1-phenyl-ethylamino)-piperidin-1-yl]-butyl}-6-chloro-2,4-dimethyl-nicotinamide (102 mg, 67%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07790747B2
Source datasetuspto-grants-2010_09
ORD IDord-6a1df33777a14d63b45942da84b86036
Source noteuspto-grants-2010_09