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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1640294Generated: October 31, 2026

Diisopropylethylamine → HCID 49801673, compound

https://huagongshe.com/reaction/1640294

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant4-Nitro-1H-indoleHCID 145766—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant6-(2'-Oxo-1,1',2',3-tetrahydrospiro[indene-2,3'-pyrrolo[2,3-b]pyridin]-5-yl-amino)pyrimidine-4-carboxylic acid-hydrochlorideHCID 66722185—
SolventDimethylformamideHCID 6228—
SolventMethanol--water (1/1)HCID 22242641—
ProductHCID 49801673HCID 49801673—

Reaction Steps

150 mg (0.37 mmol) 6-(2′-oxo-1,1′,2′,3-tetrahydrospiro[indene-2,3′-pyrrolo[2,3-b]pyridin]-5-ylamino)pyrimidine-4-carboxylic acid-hydrochloride, 60 mg (0.37 mmol) 4-nitroindole, 0.15 mL (0.87 mmol) DIPEA and 130 mg (0.41 mmol) TBTU in 1.8 mL DMF were stirred overnight at RT. Then the reaction mixture was diluted with water/MeOH, the precipitate formed was suction filtered and washed with plenty of water. The precipitate was dried.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08110575B2
Source datasetuspto-grants-2012_02
ORD IDord-3b6008ff7b8f414189cda7cf6a50b371
Source noteuspto-grants-2012_02