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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1156213Generated: November 3, 2026

Water → HCID 12852271, compound

https://huagongshe.com/reaction/1156213

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
Reactant2,4-DichlorophenolHCID 8449—
Reactant1,2-Benzenedicarboxylic acid, 4-nitro-, 1,2-dimethyl esterHCID 69119—
ReactantSodiumHCID 5360545—
SolventDimethylformamideHCID 6228—
ProductHCID 12852271HCID 12852271—

Reaction Steps

2.4 g (0.012 mole) of sodium salt of 2,4-dichlorophenol and 2.4 g (0.010 mole) of dimethyl 4-nitrophthalate are dissolved in dry dimethylformamide and stirred at 130°-150° C. for 5 hours. After cooling, the mixture is poured into cold water, extracted with benzene, successively washed with dilute aqueous caustic soda, dilute hydrochloric acid and water, dried over sodium sulfate and then concentrated to obtain 2.5 g of an oily product. It was purified by column chromatography and there was obtained 1.6 g of the intended compound as a viscous oily product. Yield 45%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04334915
Source datasetuspto-grants-1982_06
ORD IDord-1d11a6d5b290441b866ba546759ada78
Source noteuspto-grants-1982_06