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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1678605Generated: November 2, 2026

Triethylamine → HCID 23136340, compound

https://huagongshe.com/reaction/1678605

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant1-HydroxybenzotriazoleHCID 75771—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
ReactantMethylamine hydrochlorideHCID 6364545—
ReactantHCID 23136295HCID 23136295—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
ProductHCID 23136340HCID 2313634097%

Reaction Steps

A solution of (3-{[4-(3-ethoxy-3-oxopropyl)-2-fluorophenoxy]methyl}phenoxy)acetic acid (0.34 g, 0.90 mmol), methylamine hydrochloride (0.073 g, 1.08 mmol), triethylamine (0.22 g, 2.16 mmol), 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride (0.21 g, 1.08 mmol) and 1-hydroxybenzotriazole (0.15 g, 1.08 mmol) in DMF (7 mL) was stirred at room temperature for 18 hours. Then, water was added to the reaction mixture and extracted with ethyl acetate. The organic layer was washed successively with saturated brine and water, and concentrated under reduced pressure. The resulting residue was purified with silica gel column chromatography (hexane/ethyl acetate=2:8) to give the title compound (0.34 g, yield 97%) as an oily matter.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08008525B2
Source datasetuspto-grants-2011_08
ORD IDord-1225a844155f413c8a7bf9236e0b6a19
Source noteuspto-grants-2011_08