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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 413721Generated: October 28, 2026

Triethylamine → HCID 18521579, compound

https://huagongshe.com/reaction/413721

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant4-Methylpiperazine-1-carbonyl chloride monohydrochlorideHCID 3016934—
ReactantBenzyl 2-aminoacetate hydrochlorideHCID 11701227—
SolventTetrahydrofuranHCID 8028—
ProductHCID 18521579HCID 1852157943.5%

Reaction Conditions

Temperature60 °C

Reaction Steps

4.2 cm3 of triethylamine and 3.02 g of benzyl glycinate hydrochloride are added, at 20° C., to 3 g of 4-methylpiperazin-1-ylcarbonyl chloride hydrochloride in solution in 150 cm3 of tetrahydrofuran. After stirring for 16 hours at 60° C., the reaction mixture is concentrated to dryness under reduced pressure (2.7 kPa) and the residue is taken up in 70 cm3 of dichloromethane. The organic phase is successively washed with twice 100 cm3 of a saturated aqueous sodium bicarbonate solution and 70 cm3 of water, and then dried over magnesium sulfate, filtered and concentrated to dryness under reduced pressure (2.7 kPa) to give 1.9 g of benzyl N-(4-methylpiperazin-1-ylcarbonyl)-glycinate in the form of a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06569854B1
Source datasetuspto-grants-2003_05
ORD IDord-549375e81289411b85ee5f6f54d2c9a0
Source noteuspto-grants-2003_05