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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 333856Generated: October 30, 2026

Boron tribromide → 5-[2-(2-Chloro-4-hydroxy-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-1-methyl-1H-pyridin-2-one

https://huagongshe.com/reaction/333856

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBoron tribromideHCID 25134—
Reactant5-[2-(2-Chloro-4-methoxy-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-1-methyl-1H-pyridin-2-oneHCID 57421313—
Product5-[2-(2-Chloro-4-hydroxy-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-1-methyl-1H-pyridin-2-oneHCID 57421314—

Reaction Steps

In analogy to Example 183, 5-[2-(2-chloro-4-methoxy-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-1-methyl-1H-pyridin-2-one (Example 195) was reacted with BBr3 to give the title compound as a colorless solid. MS (m/e, ISP neg. ion)=360.0 [M+H+].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08883786B2
Source datasetuspto-grants-2014_11
ORD IDord-d04e499b5a1f4374ad3b342c8223e778
Source noteuspto-grants-2014_11