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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1918717Generated: October 26, 2026

Diisopropylethylamine → N-(2-(5-chloro-1H-indol-3-yl)ethyl)-1-(2,3-dihydro-1H-inden-5-yl)-2-oxopyrrolidine-3-carboxamide

https://huagongshe.com/reaction/1918717

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—
Reactant1-(2,3-dihydro-1H-inden-5-yl)-2-oxopyrrolidine-3-carboxylic acidHCID 24688697—
SolventDimethylformamideHCID 6228—
ProductN-(2-(5-chloro-1H-indol-3-yl)ethyl)-1-(2,3-dihydro-1H-inden-5-yl)-2-oxopyrrolidine-3-carboxamideHCID 6683177343%

Reaction Steps

This compound was prepared according to method A with 2-(5-chloro-1H-indol-3-yl)ethanamine hydrochloride (0.100 g; 0.424 mmol), 1-(2,3-dihydro-1H-inden-5-yl)-2-oxopyrrolidine-3-carboxylic acid (0.111 g; 0.445 mmol), HATU (0.166 g; 0.437 mmol) and N,N-diisopropylethylamine (0.186 mL; 1.06 mmol) in DMF (5 mL). The crude material was purified by flash chromatography on silica gel (eluent: 2 to 20% of ethyl acetate in dichloromethane) to give 0.077 g (43%) of N-(2-(5-chloro-1H-indol-3-yl)ethyl)-1-(2,3-dihydro-1H-inden-5-yl)-2-oxopyrrolidine-3-carboxamide as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08618138B2
Source datasetuspto-grants-2013_12
ORD IDord-ecf0d2e0b45f43f7806e4b2a0566c5af
Source noteuspto-grants-2013_12