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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2096733Generated: October 30, 2026

Tetramethylammonium fluoride → 6-[2-(4-Bromo-2-chloro-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-4-methyl-4H-benzo[1,4]oxazin-3-one

https://huagongshe.com/reaction/2096733

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetramethylammonium fluorideHCID 67803—
Reactant(Trifluoromethyl)trimethylsilaneHCID 552549—
Reactant6-[2-(4-bromo-2-chloro-phenyl)-propionyl]-4-methyl-4H-benzo[1,4]oxazin-3-oneHCID 66697203—
Product6-[2-(4-Bromo-2-chloro-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-4-methyl-4H-benzo[1,4]oxazin-3-oneHCID 66697186—

Reaction Steps

In analogy to Example 1, step 3, 6-[2-(4-bromo-2-chloro-phenyl)-propionyl]-4-methyl-4H-benzo[1,4]oxazin-3-one was reacted with (trifluoromethyl)trimethylsilane and tetramethylammonium fluoride to give the title compound as an off-white solid. MS (m/e, ISP neg. ion)=475.9 [M−H+].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08450313B2
Source datasetuspto-grants-2013_05
ORD IDord-6e321f5337174cdea272b05915cf420d
Source noteuspto-grants-2013_05