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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 330814Generated: October 31, 2026

Diethyl methylmalonate → HCID 66692023, compound

https://huagongshe.com/reaction/330814

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl methylmalonateHCID 11857—
Reactant4-Iodobenzyl bromideHCID 954258—
ReactantSodiumHCID 5360545—
SolventEthanolHCID 702—
ProductHCID 66692023HCID 66692023—

Reaction Steps

220 mg (10 mmol) sodium in small pieces are added to 15 mL EtOH. After 15 min 1.65 mL (9.70 mmol) 2-methyl-malonic acid diethyl ester are added. The mixture is stirred at reflux for 15 min and subsequently 3.00 g (10.1 mmol) 4-iodobenzyl bromide are added. The mixture is stirred at reflux for 12 h. After that time, the solvent is evaporated and the residue is purified by column chromatography (silicia gel; cyclohexane:EtOAc 98:2) to yield the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08877754B2
Source datasetuspto-grants-2014_11
ORD IDord-fad36bf0548844f082edb1deef558272
Source noteuspto-grants-2014_11