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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 58742Generated: October 29, 2026

Diisopropylethylamine → HCID 66832085, compound

https://huagongshe.com/reaction/58742

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant5-Chloro-1H-indole-3-ethylamine monohydrochlorideHCID 2827494—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
ReactantEthyl 5-(3-methylbenzyl)-1,2,4-oxadiazole-3-carboxylateHCID 63379798—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
SolventTetrahydrofuranHCID 8028—
SolventSodium HydroxideHCID 14798—
ProductHCID 66832085HCID 6683208567%

Reaction Steps

This compound was prepared according to method F with ethyl 5-(3-methylbenzyl)-1,2,4-oxadiazole-3-carboxylate (0.107 g; 0.433 mmol) in THF (1 mL) and sodium hydroxide in water (2M, 1 mL); and 2-(5-chloro-1H-indol-3-yl)ethanamine hydrochloride (0.100 g; 0.433 mmol), HATU (0.164 g; 0.432 mmol), N,N diisopropylethylamine (0.075 mL; 0.432 mmol) in DMF (4 mL). The crude mixture was purified by flash chromatography on silica (eluent 20 to 100% ethyl acetate in heptane) to yield 0.114 g (67%) of the title compound as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09434722B2
Source datasetuspto-grants-2016_09
ORD IDord-1b4c373119744546a18669f46139987a
Source noteuspto-grants-2016_09