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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 66362Generated: October 26, 2026

Pyridine → 3-Benzoylamino-5-nitro-2-pyridone

https://huagongshe.com/reaction/66362

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantBenzoyl chlorideHCID 7412—
Reactant3-Amino-5-nitropyridin-2(1H)-oneHCID 22754782—
SolventWaterHCID 962—
Product3-Benzoylamino-5-nitro-2-pyridoneHCID 22754767—

Reaction Steps

A solution of 100 mg. of 3-amino-5-nitro-2-pyridone in 1.5 ml. of pyridine was cooled and treated with 200 mg. of benzoyl chloride. After 2 hours water was added. The oil that separated was washed with water and triturated with ether. The resultant solid was recrystallized from ethyl acetate to give 3-benzoylamino-5-nitro-2-pyridone, m.p. 267°-268° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04131677
Source datasetuspto-grants-1978_12
ORD IDord-c14a4005988345be85980af391aebba7
Source noteuspto-grants-1978_12