On February 1, 1996, Cantegril, Richard; Mortier, Jacques; Croisat, Denis; Peignier, Raymond published a patent.SDS of cas: 452-75-5 The title of the patent was Preparation of fungicidal 3-phenylpyrazole derivatives for treating propagative plant stock.. And the patent contained the following:
The fungicides (preparation given) are 3-phenylpyrazole derivatives I [ R1-R5 = H, halo, nitro, alkyl; Y= halo, nitro, etc.; Z= H, halo, C(:Z1)Z2, phosphoryl, etc.; Z1 = O, S, etc.; Z2 = H, halo, OH, SH, CN, etc.]. I is useful for protecting propagative plant stock from fungal diseases. The experimental process involved the reaction of 4-Chloro-2-fluorotoluene(cas: 452-75-5).SDS of cas: 452-75-5
The Article related to pyrazole derivative preparation fungicide, Agrochemical Bioregulators: Microbial and other aspects.SDS of cas: 452-75-5
Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics