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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1951748Generated: November 1, 2026

Water → HCID 70497189, compound

https://huagongshe.com/reaction/1951748

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantDimethylformamide dimethyl acetalHCID 78373—
Reactant5-fluoro-1,3-dihydro-2H-indol-2-oneHCID 3731012—
SolventTetrahydrofuranHCID 8028—
ProductHCID 70497189HCID 70497189—

Reaction Steps

DMF-DMA (3.15 g, 26.4 mmol) was added into a solution of 5-fluoroindolin-2-one LXXXVIII (2.0 g, 13.2 mmol) in dry THF. The reaction mixture was stirred at rt for 4 hr before being poured into water and extracted by EtOAc. The organic layer was separated and dried by Na2SO4, and concentrated to give (E)-3-((dimethylamino)methylene)-5-fluoroindolin-2-one LXXXVIX.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08404738B2
Source datasetuspto-grants-2013_03
ORD IDord-b704f7a0e80c49129c6b62c1cb836ddc
Source noteuspto-grants-2013_03