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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 617876Generated: October 29, 2026

Water → Diethyl 2-Amino-2-(4-Octylphenethyl)malonate

https://huagongshe.com/reaction/617876

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantSodium hydrideHCID 24758—
ReactantO-(2,4-dinitrophenyl)hydroxylamineHCID 87140—
ReactantEthyl 2-Ethoxycarbonyl-4-(4-octylphenyl)butyrateHCID 21849265—
SolventDimethylformamideHCID 6228—
ProductDiethyl 2-Amino-2-(4-Octylphenethyl)malonateHCID 21849165133.8%

Reaction Steps

60% Sodium hydride (0.38 g) was suspended in dry dimethyl-formamide (30 ml) and ethyl 2-ethoxycarbonyl-4-(4-octylphenyl)-butyrate (3.0 g) was added thereto. The mixture was stirred at room temperature for 2 hours. O-(2,4-Dinitrophenyl)hydroxyl-amine (1.14 g) was added thereto and the mixture was stirred at room temperature for 5 hours. The reaction mixture was poured into cool water and extracted with toluene. The extract was washed with aqueous sodium chloride and dried over magnesium sulfate. The solvent was distilled away under reduced pressure to give 3 g of the subject compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05952316
Source datasetuspto-grants-1999_09
ORD IDord-b7b0dae6e6ba4da2ab840cf29a0d3279
Source noteuspto-grants-1999_09