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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 875381Generated: October 27, 2026

Acetic Anhydride → N-(4-methyl-5-nitropyridin-2-yl)acetamide

https://huagongshe.com/reaction/875381

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
Reactant2-Amino-4-methyl-5-nitropyridineHCID 243165—
ProductN-(4-methyl-5-nitropyridin-2-yl)acetamideHCID 1356701387%

Reaction Conditions

Temperature90 °C

Reaction Steps

A mixture of 4-methyl-5-nitropyridin-2-amine (5 g, 32 mmol) and acetic anhydride (20 mL) was heated at 90° C. for 4 hours. After cooling the solvent was evaporated under vacuum. The concentrated mass was dissolved in toluene and evaporated under vacuum. The resulting solid was triturated with diethyl ether and filtered to afford N-(4-methyl-5-nitropyridin-2-yl) acetamide (5.5 g, 87%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08980911B2
Source datasetuspto-grants-2015_03
ORD IDord-d06bd54f5f924e2ebe9150a2b1d7623e
Source noteuspto-grants-2015_03