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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1640295Generated: October 31, 2026

Diisopropylethylamine → 5-(6-(6-methylindoline-1-carbonyl)pyrimidin-4-ylamino)-1,3-dihydrospiro[indene-2,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one

https://huagongshe.com/reaction/1640295

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant6-Methylindoline hydrochlorideHCID 53350377—
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—
Product5-(6-(6-methylindoline-1-carbonyl)pyrimidin-4-ylamino)-1,3-dihydrospiro[indene-2,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-oneHCID 49801674—

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, 62 mg (0.4 mmol) 6-methyl-2,3-dihydro-1H-indole-hydrochloride, 0.15 mL (0.87 mmol) DIPEA and 130 mg (0.41 mmol) TBTU in 1.8 mL DMF were stirred overnight at RT. The purification was carried out by preparative HPLC-MS. The product-containing fractions were combined and the organic solvent was evaporated down. The precipitate formed was suction filtered and dried under HV.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08110575B2
Source datasetuspto-grants-2012_02
ORD IDord-e1d8926b2fbf4950b82d2f4a383f46f5
Source noteuspto-grants-2012_02