Antimony trifluoride → 2,3-Dichloro-4-trifluoromethoxybenzoyl fluoride

Beteiligte Stoffe

Reaktionsschritte

2,3-Dichloro4-trifluoromethoxybenzoyl chloride (17.2 g) was added to a mixture of antimony trifluoride (10.6 g) and antimony pentachloride (1 g). The mixture was heated at reflux for 10 mins then flash distilled to give crude 2,3-dichloro-4-trifluoromethoxybenzoyl fluoride (20 g) as a semi-solid bp 211°-215° C.

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