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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1029224Generated: October 27, 2026

4-Chloro-3-iodopyridin-2-amine → Methyl 1-chloro-6-oxo-5,6-dihydrobenzo[c][1,8]naphthyridine-8-carboxylate

https://huagongshe.com/reaction/1029224

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Chloro-3-iodopyridin-2-amineHCID 22936596—
ReactantDimethyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isophthalateHCID 68648791—
ProductMethyl 1-chloro-6-oxo-5,6-dihydrobenzo[c][1,8]naphthyridine-8-carboxylateHCID 5816836948.5%

Reaction Steps

The title compound was synthesized according to the procedure described for the preparation of Example 1 using 4-chloro-3-iodopyridin-2-amine (510 mg, 2.0 mmol) and dimethyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isophthalate (705 mg, 2.2 mmol) to provide 266 (280 mg, 48% yield) as a white solid. LC-MS (M+H=289, obsd.=289).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08735584B2
Source datasetuspto-grants-2014_05
ORD IDord-b33068174aa14663b971489d5dc782fb
Source noteuspto-grants-2014_05