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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498609Generated: October 30, 2026

1,2-Diamino-4,5-difluorobenzene → HCID 22317361, compound

https://huagongshe.com/reaction/498609

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-Diamino-4,5-difluorobenzeneHCID 2736755—
Reactant3-[3-(2-Methyl-pyridin-4-yl)-phenyl]-3-oxo-propionic acid tert-butyl esterHCID 69489307—
SolventO-XyleneHCID 7237—
ProductHCID 22317361HCID 22317361—

Reaction Steps

The title compound was prepared from commercially available 4,5-difluoro-1,2-phenylendiamine (400 mg, 2.78 mmol) and 3-[3-(2-methyl-pyridin-4-yl)-phenyl]-3-oxo-propionic acid tert-butyl ester (Example K12) (864 mg, 2.78 mmol) in xylene (15 ml) under reflux conditions for 1.5 h according to the general procedure M. Obtained as a light brown solid (780 mg, 77%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-067e5566ed074e1c93eb04415e601721
Source noteuspto-grants-2005_09