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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 470493Generated: October 30, 2026

5-Bromo-1-ethylpyridin-2(1H)-one → (R)-6-ethyl-3-((S)-1-(4-(1-ethyl-6-oxo-1,6-dihydropyridin-3-yl)phenyl)propyl)-6-phenyl-1,3-oxazinan-2-one

https://huagongshe.com/reaction/470493

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Bromo-1-ethylpyridin-2(1H)-oneHCID 12210536—
Reactant(R)-3-((S)-1-(4-bromophenyl)propyl)-6-ethyl-6-phenyl-1,3-oxazinan-2-oneHCID 66600686—
Product(R)-6-ethyl-3-((S)-1-(4-(1-ethyl-6-oxo-1,6-dihydropyridin-3-yl)phenyl)propyl)-6-phenyl-1,3-oxazinan-2-oneHCID 59635636—

Reaction Steps

The title compound was prepared from (R)-3-((S)-1-(4-bromophenyl)propyl)-6-ethyl-6-phenyl-1,3-oxazinan-2-one following procedures analogous to those described in Example 32 Method 2 Steps 3 and 4 using 5-bromo-1-ethylpyridin-2(1H)-one in Step 4. LC-MS Method 1 tR=1.68 min, m/z=445 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08629138B2
Source datasetuspto-grants-2014_01
ORD IDord-36287422443c44b38c452296904f6852
Source noteuspto-grants-2014_01