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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1058082Generated: November 3, 2026

Ethyl Acetate → 2-[2,6-Di(propan-2-yl)phenyl]-5-nitro-1H-isoindole-1,3(2H)-dione

https://huagongshe.com/reaction/1058082

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
ReactantDiisopropylanilineHCID 32484—
Reactant3-Nitrophthalic acidHCID 69043—
Product2-[2,6-Di(propan-2-yl)phenyl]-5-nitro-1H-isoindole-1,3(2H)-dioneHCID 1378483545%

Reaction Steps

0.386 g of anhydride obtained by dehydrating 3-nitrophthalic acid at a temperature of about 220° C., and 0.354 g of 2,6-diisopropylaniline were mixed, and reacted at a temperature of 180° C. for 4 hours. After the reaction was finished, the reaction mixture was dissolved in ethyl acetate, dried over anhydrous magnesium sulfate and subjected to filtration. The filtrate was concentrated and dried and solidified. Then, it was recrystallized by using a mixture of hexane and ethyl acetate, to obtain 0.320 g (yield 45%) of the specified compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06515129B1
Source datasetuspto-grants-2003_02
ORD IDord-36faf1f4419641c1b3091703320cfe01
Source noteuspto-grants-2003_02