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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 655684Generated: October 30, 2026

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

https://huagongshe.com/reaction/655684

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 numberUS08071601B2
Source datasetuspto-grants-2011_12
ORD IDord-09ade3be00d14357bf8fd4c9e28ee5bd
Source noteuspto-grants-2011_12