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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 661308Generated: November 3, 2026

1-[(4-Hydroxypiperidin-1-yl)carbonyl]-5-[4-(2,2,2-trifluoroethyl)phenyl]piperidine-3-carboxylic acid → (4-Hydroxypiperidin-1-yl) {3-(3-isopropoxy-1,2,4-oxadiazol-5-yl)-5-[4-(2,2,2-trifluoroethyl)-phenyl]piperidin-1-yl}methanone

https://huagongshe.com/reaction/661308

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-[(4-Hydroxypiperidin-1-yl)carbonyl]-5-[4-(2,2,2-trifluoroethyl)phenyl]piperidine-3-carboxylic acidHCID 58116504—
Reactantisopropyl N-hydroxyimidocarbamateHCID 76225143—
Product(4-Hydroxypiperidin-1-yl) {3-(3-isopropoxy-1,2,4-oxadiazol-5-yl)-5-[4-(2,2,2-trifluoroethyl)-phenyl]piperidin-1-yl}methanoneHCID 58116553—

Reaction Steps

According to General Method 1, 150 mg (0.362 mmol) of the compound from Example 58A and 62.7 mg (0.398 mmol, purity 75%) of isopropyl N′-hydroxyimidocarbamate [G. Zinner, G. Nebel, Arch. Pharm. 1970, 303, 385-390] were reacted. Yield: 41.6 mg (23% of theory).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08084469B2
Source datasetuspto-grants-2011_12
ORD IDord-fa20f59acb514f7a926a4f89e12edbe3
Source noteuspto-grants-2011_12