1479-22-7

Ethyl 2-Benzoyl-2-fluoroacetate is used in the chemoselective preparation of α-chloro- and α-fluoro-β-keto esters by chlorination or fluorination with N-chlorosuccinimide or Selectfluor in the presence of titanium catalysts such as (cyclopentadienyl)titanium trichloride.

The Journal of Organic Chemistry, 56, p. 273, 1991 DOI: 10.1021/jo00001a052
Tetrahedron Letters, 37, p. 653, 1996 DOI: 10.1016/0040-4039(95)02224-4