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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1820362Generated: October 31, 2026

Diisopropylethylamine → HCID 68683438, compound

https://huagongshe.com/reaction/1820362

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant3-(Dimethylamino)pyrrolidineHCID 2758519—
Reactant2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acidHCID 18071365—
SolventDimethylformamideHCID 6228—
ProductHCID 68683438HCID 6868343868%

Reaction Steps

The title compound was synthesized in analogy to example 1, intermediate a), from 1H-indole-2,5-dicarboxylic acid 2-ethyl ester, O-(benzotriazol-1-yl)-N,N,N′, N′-tetramethyluronium tetrafluoroborate (commercially available), 3-(dimethylamino)pyrrolidine (commercially available) and N,N-diisopropylethylamine in N,N-dimethylformamide, to give the desired product as a light brown solid (68%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07601711B2
Source datasetuspto-grants-2009_10
ORD IDord-c3237a92d6da4404924a83ed2fded106
Source noteuspto-grants-2009_10