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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1837456Generated: November 3, 2026

Phenyl phosphorus dichloride → HCID 22677295, compound

https://huagongshe.com/reaction/1837456

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhenyl phosphorus dichlorideHCID 12573—
ReactantHCID 178499074HCID 178499074—
ProductHCID 22677295HCID 2267729534.6%

Reaction Conditions

Temperature50 °C

Reaction Steps

Methyl 4-amino-3-chloro-6-(6-hydroxy-3-pyridinyl)pyridine-2-carboxylate (0.30 g, 1.07 mmol) was suspended in neat dichlorophenylphosphine (2.5 mL, 1.84 mmol) and the mixture was heated to 50° C. for 1 hr. The volatiles were removed in vacuo and the residue purified by column chromatography (1:1, Hexanes/EtOAc) to give of methyl 4-amino-3-chloro-6-(6-chloro-3-pyridinyl)pyridine-2-carboxylate (0.11 g, 0.37 mmol).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06784137B2
Source datasetuspto-grants-2004_08
ORD IDord-cb07d6204fad43abb152e42df432c741
Source noteuspto-grants-2004_08