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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2181880Generated: October 31, 2026

Pyridine → N-(4'-chloro-1,1'-biphenyl-2-yl)acetamide

https://huagongshe.com/reaction/2181880

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantAcetic AnhydrideHCID 7918—
Reactant2-Amino-4'-chlorobiphenylHCID 262261—
Catalyst4-(Dimethylamino)pyridineHCID 14284—
ProductN-(4'-chloro-1,1'-biphenyl-2-yl)acetamideHCID 2248226651.1%

Reaction Steps

The title compound was prepared from 4′-chloro-1,1′-biphenyl-2-amine (3.5 g, 17.19 mmol), acetic anhydride (1.79 mL, 18.9 mmol), pyridine (3.2 mL, 39.5 mmol), and 4-(N,N-dimethylamino)pyridine (0.06 g, 0.52 mmol) according to the procedure and in the same manner as described in Example 60, step b. The crude product was purified by re-crystallization from a mixture of ethyl acetate-hexane to yield N-(4′-chloro-1,1′-biphenyl-2-yl)acetamide (2.16 g, 8.78 mmol, 51%) as a white solid;

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06894061B2
Source datasetuspto-grants-2005_05
ORD IDord-9d7f61c897f84f4c9e4c796566c0edcd
Source noteuspto-grants-2005_05