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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1984126Generated: November 4, 2026

Hexane → HCID 43132918, compound

https://huagongshe.com/reaction/1984126

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHexaneHCID 8058—
ReactantEthyl AcetateHCID 8857—
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantHCID 68975050HCID 68975050—
SolventEthanolHCID 702—
ProductHCID 43132918HCID 4313291844.7%

Reaction Conditions

Temperature70 °C

Reaction Steps

2-{2-[4-(2,3-dimethylpropyl)piperazin-1-yl]propyl}isoindole-1,3-dione (3.0 g, 7.95 mmol) prepared in Reference 2 was dissolved in 50 ml EtOH, then H2NNH2.H2O (1.54 ml, 31.80 mmol) was added and stirred at about 70° C. The reaction progress and completion were confirmed using TLC (hexane: EtOAc=1:1). Upon completion of the reaction, while the temperature was kept at room temperature, the resulting solution was filtered to remove insolubles. The solvent was removed by distilling it under reduced pressure, followed by adding water and extracting the aqueous layer with CH2Cl2. The organic layer was dried over anhydrous MgSO4, filtered and concentrated under reduced pressure to obtain the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07544686B2
Source datasetuspto-grants-2009_06
ORD IDord-fceefd0873f745269d85356ec0a69f04
Source noteuspto-grants-2009_06