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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1993613Generated: October 29, 2026

Pyridine → HCID 16743933, compound

https://huagongshe.com/reaction/1993613

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
Reactant(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chlorideHCID 3080792—
Reactant1-(5-Chloropyridin-2-yl)-1-(3-fluoro-5-(trifluoromethyl)phenyl)-2-phenylethanamineHCID 59134573—
SolventDichloromethaneHCID 6344—
ProductHCID 16743933HCID 16743933—

Reaction Steps

To racemic 1-(5-chloropyridin-2-yl)-1-(3-fluoro-5-(trifluoromethyl)phenyl)-2-phenylethanamine (obtained as described in Example 1, Procedure 1) (55 mg, 0.14 mmol) in DCM (1 mL) was added pyridine (56 μL, 55 mmol) and (R)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoyl chloride (52 μL, 0.22 mmol). The reaction was stirred at room temperature for 14 h and the reaction mixture filtered through a silica plug elution with DCM. (S)-N-((S)-1-(5-chloropyridin-2-yl)-1-(3-fluoro-5-(trifluoromethyl)phenyl)-2-phenylethyl)-3,3,3-trifluoro-2-methoxy-2-phenylpropanamide was crystallized from ether heptane.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07652023B2
Source datasetuspto-grants-2010_01
ORD IDord-0c2dbe612c894819924ff6aefb9248d4
Source noteuspto-grants-2010_01