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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1404572Generated: October 30, 2026

Sodium Hydroxide → 5-Bromo-2-methyl-3-nitropyridine

https://huagongshe.com/reaction/1404572

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantDiethyl 2-(5-bromo-3-nitropyridin-2-yl)malonateHCID 57516275—
SolventHydrochloric AcidHCID 313—
Product5-Bromo-2-methyl-3-nitropyridineHCID 2506726695%

Reaction Steps

diethyl (5-bromo-3-nitropyridin-2-yl)propanedioate (6.8 g, 18.8 mmol) was refluxed in 290 ml of 6M HCl overnight. The reaction mixture was allowed to cool down to room temperature, and the mixture was neutralized with NaOH in an ice bath to pH 10. The solution was extracted with dichloromethane (DCM), dried, and evaporated to a yellow solid, 3.88 g, in 95% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08912330B2
Source datasetuspto-grants-2014_12
ORD IDord-fc248d868acf419dab10fb4909d00e11
Source noteuspto-grants-2014_12