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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1265531Generated: November 3, 2026

Piperidine → (4-Cyano-2-nitro-5-piperidin-1-yl-phenyl)-carbamic acid tert-butyl ester

https://huagongshe.com/reaction/1265531

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperidineHCID 8082—
Reactant4-(Boc-amino)-2-fluoro-5-nitrobenzonitrileHCID 69687274—
SolventDimethyl SulfoxideHCID 679—
Product(4-Cyano-2-nitro-5-piperidin-1-yl-phenyl)-carbamic acid tert-butyl esterHCID 69689072—

Reaction Steps

The title compound was prepared from (4-cyano-5-fluoro-2-nitro-phenyl)-carbamic acid tert-butyl ester (Example B9) (2.0 g, 7.11 mmol) and piperidine (3.51 ml, 35.6 mmol) in DMSO (20 mL) at RT according to the general procedure C. Obtained as a yellow solid (1.94 g, 79%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06544985B2
Source datasetuspto-grants-2003_04
ORD IDord-49823c1d4186404b85439bfcddc4f665
Source noteuspto-grants-2003_04