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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2270222Generated: November 2, 2026

Sodium hydride → HCID 22632868, compound

https://huagongshe.com/reaction/2270222

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
Reactant4-Fluorophenyl isocyanateHCID 70955—
ReactantHCID 22632919HCID 22632919—
SolventDimethylacetamideHCID 31374—
ProductHCID 22632868HCID 2263286871.7%

Reaction Steps

Using the General Method 5, the reaction of N-benzyloxy-2,6-dichloro-5-fluoro-3-pyridinecarboxamide (Example M-2, 2.00 g, 6.34 mmol) and 60% NaH in oil (300 mg, 7.52 mmol) with 4-fluorophenyl isocyanate (0.86 mL, 9.51 mmol) in DMA afforded 1.89 g of the title compound as a solid, mp 208-209° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06331538B1
Source datasetuspto-grants-2001_12
ORD IDord-7d86021ba6ce4f6797a8cefe83653abd
Source noteuspto-grants-2001_12