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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1170938Generated: November 1, 2026

Pyridine → HCID 59553705, compound

https://huagongshe.com/reaction/1170938

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantMethanamine, N-methoxy-, hydrochloride (1:1)HCID 81138—
ReactantHCID 10331694HCID 10331694—
SolventChloroformHCID 6212—
ProductHCID 59553705HCID 5955370563%

Reaction Steps

To a mixture of 3.034 g (13 mmol) 3-(4-Trifluoromethyl-phenyl)-propionyl chloride (CAS: 539855-79-3) and 1.4 g (14.1 mmol) N,O-Dimethylhydroxylamine hydrochloride in 55 mLl chloroform, under argon, was added dropwise 2.28 mL (28 mmol) pyridine at 0° C. The solution was allowed to warm to RT and was stirred for 2 hour. The mixture was washed with 1N HCl (50 mL). The organic layer was washed once with 1N NaOH. The organic phases was dried over Na2SO4, filtered and the solvent was removed in vacuo. The crude oil was purified with flash column chromatography on silica gel eluting with a gradient formed from heptane and ethylacetate to provide 2.1 g (63%) of title compound as colorless oil. MS (m/e): 262.0 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07829563B2
Source datasetuspto-grants-2010_11
ORD IDord-ddc63fe5fb524fdc83a943cee92082ef
Source noteuspto-grants-2010_11