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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1640274Generated: October 31, 2026

Hydrochloric Acid → HCID 58117496, compound

https://huagongshe.com/reaction/1640274

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantIsopropanolHCID 3776—
Reactant(R)-5-Amino-1,3-dihydrospiro[indene-2,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-oneHCID 53260812—
Reactant(6-Chloro-pyrimidin-4-yl)-(5-fluoro-2,3-dihydro-indol-1-yl)-methanoneHCID 58117506—
SolventDiethyl EtherHCID 3283—
ProductHCID 58117496HCID 58117496—

Reaction Steps

0.10 g (0.40 mmol) (R)-5-amino-1,3-dihydrospiro[indene-2,3′-pyrrolo[2,3-b]pyridin]-2′(1′H)-one, 0.11 g (0.40 mmol) (6-chloro-pyrimidin-4-yl)-(5-fluoro-2,3-dihydro-indol-1-yl)-methanone and 13 μL of a 4 molar aqueous hydrochloric acid solution were added to 2.0 mL 2-propanol and the mixture was refluxed for 4 h. Then the reaction mixture was diluted with diethyl ether, suction filtered and washed with diethyl ether. The precipitate was dissolved in DMF and purified by preparative HPLC-MS. The product-containing fractions were combined and the organic solvent was evaporated down. The residue was made alkaline with a 1N aqueous sodium hydroxide solution, the precipitate formed was suction filtered, washed with water and dried under HV.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08110575B2
Source datasetuspto-grants-2012_02
ORD IDord-453cb9ff04424004a1559fb40ab554c1
Source noteuspto-grants-2012_02