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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 235700Generated: October 25, 2026

Sodium Iodide → Ethyl 4-tetradecyloxybenzoate

https://huagongshe.com/reaction/235700

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium IodideHCID 5238—
ReactantMyristyl bromideHCID 8208—
ReactantEthylparabenHCID 8434—
ReactantSodium hydrideHCID 24758—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
ProductEthyl 4-tetradecyloxybenzoateHCID 1236148153%

Reaction Steps

To a stirred mixture of about 39.7 g of about 50% sodium hydride, about 13.5 g of sodium iodide and about 208.58 g of tetradecylbromide in about 750 ml of dimethylformamide at about 0° C. was added a solution of about 125 g of ethyl p-hydroxybenzoate in about 400 ml of dimethylformamide over about 1/2 hour. The mixture was stirred at room temperature for about 67 hours and then poured into about 2 liters of water. The solid was collected, washed with water, mixed with hot (about 50° C.) ethyl acetate, washed with water and dried. The solvent was removed and the residue recrystallized from ethanol, giving about 144.57 g of the desired title compound, mp 34°-35° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04640913
Source datasetuspto-grants-1987_02
ORD IDord-ff96bc6088034925b47a112f9996e261
Source noteuspto-grants-1987_02