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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1828107Generated: October 28, 2026

Sodium Iodide → HCID 22064705, compound

https://huagongshe.com/reaction/1828107

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium IodideHCID 5238—
Reactant1,5-DibromopentaneHCID 8100—
ReactantDiisopropylethylamineHCID 81531—
Reactant6-Amino-2,3-dihydro-1H-isoindol-1-oneHCID 22064627—
SolventAcetonitrileHCID 6342—
ProductHCID 22064705HCID 22064705—

Reaction Conditions

Temperature75 °C

Reaction Steps

6-Amino-2,3-dihydro-isoindol-1-one (0.810 g, CAS 675109-45-2) was dissolved in 12 ml of acetonitrile and treated successively with sodium iodide (2.458 g, 3 eq.), 1,5-dibromopentane (1.11 ml, 1.5 eq.), and N-ethyl-diisopropylamine (2.88 ml, 3.1 eq.), and the mixture was stirred at 75° C. for 20 h. Pouring onto crushed ice, twofold extraction with AcOEt, washing with water and brine, drying over magnesium sulfate, and evaporation of the solvents, followed by crystallization from hexane/ethyl acetate yielded 6-piperidin-1-yl-2,3-dihydro-isoindol-1-one (0.669 g) as light brown crystals, MS 217.3 ([M+H]+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07056932B2
Source datasetuspto-grants-2006_06
ORD IDord-e1993839da804100b5a2ad4238759003
Source noteuspto-grants-2006_06