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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2086796Generated: October 31, 2026

Acetic Anhydride → HCID 22724332, compound

https://huagongshe.com/reaction/2086796

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantSodium HydroxideHCID 14798—
ReactantAluminum(III) ChlorideHCID 6451240—
ReactantHCID 22724069HCID 22724069—
SolventDichloromethaneHCID 6344—
ProductHCID 22724332HCID 22724332103.8%

Reaction Steps

A mixture of 2-[3-(indol-1-yl)phenylamino]-3-nitropyridine (1.0 g), acetic anhydride (0.46 g), and aluminum chloride (1.21 g) in dry methylene chloride (10 ml) was stirred at room temperature for 3 hours. The reaction mixture was treated with 1N sodium hydroxide solution and precipitated brown crystals were collected, washed with water and dried to give 2-[3-(3-acetylindol-1-yl)phenylamino]-3-nitropyridine (1.17 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06727245B2
Source datasetuspto-grants-2004_04
ORD IDord-386f9c1fc101488fba33d6c1bfcf7f30
Source noteuspto-grants-2004_04