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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 658402Generated: October 29, 2026

Sodium Hydroxide → HCID 59026815, compound

https://huagongshe.com/reaction/658402

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantHCID 59026830HCID 59026830—
SolventMethanolHCID 887—
ProductHCID 59026815HCID 5902681574.3%

Reaction Conditions

Temperature60 °C

Reaction Steps

NaOH (3.2 mL, 2M solution in H2O, 6.4 mmol) was added to a solution of 3-(2-fluoro-phenyl)-5-(2-fluoro-4-iodo-phenylamino)-isonicotinic acid methyl ester (300 mg, 0.64 mmol) in MeOH (3 mL) and stirred overnight at 60° C. The MeOH was removed and the aqueous solution was acidified with concentrated HCl. The resulting precipitate was filtered, washed with H2O, and dried under vacuum to afford the desired product (215 mg, 74%). LC-MS (M+H=453, obsd.=453).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08076486B2
Source datasetuspto-grants-2011_12
ORD IDord-eaabed4dcc4a4c81ade1f1def9e45734
Source noteuspto-grants-2011_12