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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1068482Generated: October 30, 2026

Methyl iodide → HCID 21193209, compound

https://huagongshe.com/reaction/1068482

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
ReactantPotassium hydrideHCID 82127—
ReactantHCID 21193235HCID 21193235—
SolventTetrahydrofuranHCID 8028—
ProductHCID 21193209HCID 21193209—

Reaction Conditions

Temperature0 °C

Reaction Steps

To a suspension of potassium hydride (0.18 g, dry weight, 4.5 mmol; obtained from washing 0.52 g of 35% potassium hydride dispersion in mineral oil with hexanes and drying under a stream of argon) in anhydrous THF (25 mL), N-tert-butoxycarbonyl-4-(3-tolylsulfanyl)-4-hydroxymethylpiperidine (0.96 g, 2.8 mmol; Example 106, Step B) in THF (5 mL) was added. The resultant mixture was stirred at room temp. for 1 h., and treated with methyl iodide (0.31 mL, 4.97 mmol). The reacting mixture was stirred at room temp. overnight. The product mixture was cooled to 0° C., quenched with water, and diluted with ethyl acetate. The organic extract was washed with brine, dried over anhydrous magnesium sulfate, filtered, and concentrated under vacuum to provide the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06248756B1
Source datasetuspto-grants-2001_06
ORD IDord-55ba9163e8f546fd9047158ed0f8905e
Source noteuspto-grants-2001_06