C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 205/37 (2006.01) C07C 201/12 (2006.01) C07C 205/26 (2006.01) C07C 205/59 (2006.01)
Patent
CA 2084587
ABSTRACT PI/5-18877/A Process for the preparation of trifluorobenzene derivatives Disclosed is a process for the preparation of trifluoronitrobenzene derivatives of formula Image (I) wherein R is hydrogen, C1-C8alkyl, halo-C1-C8alkyl or allyl, as well as a process for the preparation of 2-nitro-3,4,6-trifluorobenzoic acid derivatives of formula II Image (II) wherein R is as defined above. The compounds of formula I are useful intermediates for the synthesis of pest control agents.
Burckhardt Urs
Farooq Saleem
Pascual Alfons
Szczepanski Henry
Ag Ciba-Geigy
Fetherstonhaugh & Co.
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