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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 841121Generated: October 30, 2026

Chloride → HCID 131723177, compound

https://huagongshe.com/reaction/841121

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorideHCID 312—
ReactantAspirinHCID 2244—
ReactantTetraethylene GlycolHCID 8200—
ReactantHCID 131723178HCID 131723178—
SolventTriethylamineHCID 8471—
ProductHCID 131723177HCID 131723177—

Reaction Steps

The compound (II) was prepared according to the procedure described for the synthesis of triethylenglycol bis-acetylsalicylate (XIX), starting from 2 g of the chloride of acetylsalicylic acid, 0.93 g of tetraethylenglycol and 1.5 ml of trietylamine. The product was purified on silica gel chromatography utilizing an eluent mix constituted by methylene chloride/ethyl acetate 1:1 (v/v). The intermediate fractions were collected, the solvent was evaporated under reduced pressure and 0.6 g of tetraethylenglycol bis-acetylsalicylate (II) were obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06369260B1
Source datasetuspto-grants-2002_04
ORD IDord-5cc7e0ccde574ce1b4b8b7d5b05f36d5
Source noteuspto-grants-2002_04