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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 407096Generated: October 25, 2026

Stannous Chloride → N-(3-amino-4-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)phenyl)-4-chlorobenzamide

https://huagongshe.com/reaction/407096

Reaction equation

Participants

RoleNameHCIDCharge
ReactantStannous ChlorideHCID 24479—
Reactant4-chloro-N-(4-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)-3-nitrophenyl)benzamideHCID 67467095—
SolventMethanolHCID 887—
ProductN-(3-amino-4-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)phenyl)-4-chlorobenzamideHCID 67464229—

Reaction Steps

Compound 16 (42 mg, 0.1 mmol) was dissolved in 10 ml MeOH. Tin(II)chloride dehydrate (223 mg, 1 mmol) was added and the reaction mixture was stirred at r.t. for overnight. The reaction mixture was evaporated to dryness. The solid residue was dissolved in 6 N NaOH and extracted with DCM. The org. phase was washed with brine. After concentrated to dryness, the solid residue was dissolved in DMF and purified on prep HPLC to give compound 17.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08754219B2
Source datasetuspto-grants-2014_06
ORD IDord-a329d6e7088545a89730d7defe4edebd
Source noteuspto-grants-2014_06