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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 472992Generated: October 30, 2026

Sodium hydride → HCID 58197057, compound

https://huagongshe.com/reaction/472992

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
Reactanto-Bis(bromomethyl)benzeneHCID 66665—
Reactant1-Indanone, 6-bromo-HCID 139778—
SolventTetrahydrofuranHCID 8028—
ProductHCID 58197057HCID 58197057—

Reaction Steps

A mixture of 6-bromo-indan-1-one (1.05 g, 5 mmol), 1,2-bis(bromomethyl)benzene (1.31 g, 5 mmol) in THF (50 mL) was added NaH (240 mg, 10 mmol) at room temperature, the mixture was refluxed for 2 hours. The mixture was quenched with water, concentrated, then extracted with DCM, washed with brine, dried over Na2SO4, concentrated to 6-bromo-1′,3′-dihydro-2,2′-spirobi[inden]-1(3H)-one (1.8 g, 33%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08633212B2
Source datasetuspto-grants-2014_01
ORD IDord-153b33f243c6432cb1700d0371cc3992
Source noteuspto-grants-2014_01