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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2279924Generated: November 3, 2026

Water → HCID 71092428, compound

https://huagongshe.com/reaction/2279924

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantMethyl iodideHCID 6328—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 86720686HCID 86720686—
SolventDimethylformamideHCID 6228—
ProductHCID 71092428HCID 7109242895.4%

Reaction Steps

(S)-3,5-Dichloro-4-(2-(4-(difluoromethoxy)-3-hydroxyphenyl)-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 h. 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 numberUS09133185B2
Source datasetuspto-grants-2015_09
ORD IDord-f9335c402ec74203acb191c8fbcfc8d0
Source noteuspto-grants-2015_09