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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 372377Generated: October 25, 2026

Nitric Acid → 2-Bromo-3-cyano-4,6-diamino-5-nitro pyridine

https://huagongshe.com/reaction/372377

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNitric AcidHCID 944—
ReactantSulfuric AcidHCID 1118—
Reactant4,6-Diamino-2-bromo-3-pyridinecarbonitrileHCID 170668—
Product2-Bromo-3-cyano-4,6-diamino-5-nitro pyridineHCID 20327432—

Reaction Steps

nitrating the corresponding 2-bromo-3-cyano-4,6-diamino pyridine with a mixture of nitric acid and sulphuric acid at -20° to +40° C to form the corresponding 2-bromo-3-cyano-4,6-diamino-5-nitro pyridine,

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04091025
Source datasetuspto-grants-1978_05
ORD IDord-b4f1793d92a54fc28759ce59469db3e7
Source noteuspto-grants-1978_05