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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2100543Generated: October 27, 2026

Diisopropylethylamine → 2,5-dichloro-N-[2-(2-naphthalen-2-ylethoxy)ethanimidoyl]pyridine-3-carboxamide

https://huagongshe.com/reaction/2100543

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant2,5-Dichloropyridine-3-carboxylic acidHCID 2736085—
ReactantHCID 67099300HCID 67099300—
Product2,5-dichloro-N-[2-(2-naphthalen-2-ylethoxy)ethanimidoyl]pyridine-3-carboxamideHCID 140520068—

Reaction Steps

In analogy to the procedure described in example 78.3, 2,5-dichloronicotinic acid was reacted with 2-(2-naphthalen-2-yl-ethoxy)-acetamidine hydrochloride in the presence of TBTU and DIPEA to give 2,5-dichloro-N-[1-imino-2-(2-naphthalen-2-yl-ethoxy)-ethyl]-nicotinamide as yellow oil. MS: m/e=402.3 [M+H+].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07572801B2
Source datasetuspto-grants-2009_08
ORD IDord-c7c5a3431ec74e3d87a68226ee3ca525
Source noteuspto-grants-2009_08