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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 864447Generated: October 30, 2026

1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimide → 1-[5-Nitroindolyl-2-carbonyl]-4-[3-(1-methylethylamino)-2-pyridinyl]piperazine

https://huagongshe.com/reaction/864447

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 15908—
Reactant5-Nitroindole-2-carboxylic acidHCID 351291—
Reactant3-Pyridinamine, N-(1-methylethyl)-2-(1-piperazinyl)-HCID 10013750—
SolventTetrahydrofuranHCID 8028—
Product1-[5-Nitroindolyl-2-carbonyl]-4-[3-(1-methylethylamino)-2-pyridinyl]piperazineHCID 489456—

Reaction Steps

Following the general procedure of EXAMPLE 16A and making non-critical variations but starting with 5-nitroindole-2 -carboxylic acid (0.86 g), 1-[3-(N-isopropyl)amino-2-pyridinyl]piperazine (0.43 g), 1-(ethyl)-3-(dimethylaminopropyl)carbodiimide (0.45 g) and THF (4 ml), the title compound is obtained, mp 153°-154°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05563142
Source datasetuspto-grants-1996_10
ORD IDord-fa828255da2d44998d921e20a02e9dfb
Source noteuspto-grants-1996_10