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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1497978Generated: October 30, 2026

Water → HCID 71092430, compound

https://huagongshe.com/reaction/1497978

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantMethyl iodideHCID 6328—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 86720686HCID 86720686—
SolventDimethylformamideHCID 6228—
ProductHCID 71092430HCID 7109243095.4%

Reaction Steps

(S)-3,5-dichloro-4-(2-(4-(difluoromethoxy)-3-hydroxylphenyl)-2-hydroxyethyl-) pyridine 1-oxide (2 g, 5.46 mmol) was dissolved in DMF (16 mL), then K2CO3 (2 g, 14.47 mmol) and iodomethane (1.72 g, 12.12 mmol) were added, and the mixture was stirred at r.t. for 4 hours. The mixture was poured into 200 mL of water, filtered, washed with water and dried under vacuum at 40° C. 1.98 g of whitish solid was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09199980B2
Source datasetuspto-grants-2015_12
ORD IDord-edb60741a0ef443eb5fd785684219450
Source noteuspto-grants-2015_12