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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1904389Generated: November 3, 2026

Triethylamine → HCID 14474061, compound

https://huagongshe.com/reaction/1904389

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantEthyl chloroformateHCID 10928—
Reactant6-hydroxy-2H-pyran-3(6H)-oneHCID 10855419—
SolventDichloromethaneHCID 6344—
ProductHCID 14474061HCID 1447406163%

Reaction Conditions

Temperature0 °C

Reaction Steps

12 g of 6-hydroxy-2H-pyran-3(6H)-one was dissolved in 100 ml of methylene chloride, and the solution was cooled to 0° C. Then, 11.4 g of ethyl chlorocarbonate was added, and a solution comprising 10.6 g of triethylamine and 20 ml of methylene chloride was dropwise added thereto. The mixture was stirred for 3 hours, and the reaction mixture was poured into ice water and extracted with methylene chloride. The solvent was distilled off under reduced pressure, and the residue was subjected to distillation under reduced pressure to obtain 12.3 g (yield: 63%) of the above-identified compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04837345
Source datasetuspto-grants-1989_06
ORD IDord-45d2883bce67476faef73194e637f2cd
Source noteuspto-grants-1989_06