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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1531645Generated: October 30, 2026

Hydrochloric Acid → HCID 21249820, compound

https://huagongshe.com/reaction/1531645

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 54197205HCID 54197205—
SolventEthanolHCID 702—
ProductHCID 21249820HCID 21249820—

Reaction Conditions

Temperature70 °C

Reaction Steps

5-methoxy-6-[3-(trifluoromethyl)phenoxy] picolinic acid methyl ester (0.7 g, 0.0021 mol) was dissolved in 2.8 ml of ethyl alcohol. One milliliter of an aqueous solution of sodium hydroxide (0.102 g, 0.0021×1.2 mol) was added to the obtained solution. The resultant mixture was heated and stirred at 70° C. for 1.5 hours. After cooling, the obtained reaction solution was mixed with 2 ml of concentrated hydrochloric acid, thereby precipitating solids. The precipitated solids were filtered out from the solution, washed with water, and then dried.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06200933B1
Source datasetuspto-grants-2001_03
ORD IDord-d1ef67fe4a3640f7a16ed9a94506f483
Source noteuspto-grants-2001_03