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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 64886Generated: October 26, 2026

2-Amino-5-chlorobenzoic acid → 5-Chloro-2-(4-pyridinylamino)benzoic acid

https://huagongshe.com/reaction/64886

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Amino-5-chlorobenzoic acidHCID 12476—
Reactant4-Chloropyridine hydrochlorideHCID 81852—
Product5-Chloro-2-(4-pyridinylamino)benzoic acidHCID 2023585740.8%

Reaction Steps

5-Chloro-2-(4-pyridinylamino)benzoic acid was prepared from 25 g of 5-chloroanthranilic acid and 21 g of 4-chloropyridine hydrochloride according to the procedure of Example 1, part (a). There was obtained 14.2 g of 5-chloro-2-(4-pyridinylamino)benzoic acid, m.p. 306°-308° C. (decompn.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04610991
Source datasetuspto-grants-1986_09
ORD IDord-ed2264cfe6d14b05b20615b535380380
Source noteuspto-grants-1986_09