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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1715801Generated: November 2, 2026

5-Chloro-2-nitrobenzoic acid → HCID 28400013, compound

https://huagongshe.com/reaction/1715801

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Chloro-2-nitrobenzoic acidHCID 17286—
Reactant1-MethylpiperazineHCID 53167—
SolventEthyl AcetateHCID 8857—
ProductHCID 28400013HCID 28400013—

Reaction Conditions

Temperature120 °C

Reaction Steps

The mixture of 10 g of 2-nitro-5-chlorobenzoic acid and 30 mL of N-methylpiperazine is stirred at 120° C. for 6 hours. To the reaction mixture 150 mL of ethyl acetate is added. The precipitated yellow crystalline material is filtered off, dissolved in 15 mL of water. The pH of the mixture is adjusted to 6 with acetic acid. The precipitated material is filtered off, washed with water and dried, to obtain 11.2 g of the title compound. m.p.: 212° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07799922B2
Source datasetuspto-grants-2010_09
ORD IDord-55d2174e540245c48463f7b45aed115b
Source noteuspto-grants-2010_09