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Featured researches published by Bruno Dr. Frei.


Archive | 1987

13-Beta-sugar derivatives of milbemycine, their preparation and use as ekto- and endo-parasitic agents for treatment of animals and plants

Bruno Dr. Frei; Hari Babu Mereyala


Archive | 1988

3-aminobenzoylphenylureas useful for controlling parasites and insects that attack domestic animals and livestock

Peter Maienfisch; Jean-Claude Gehret; Bruno Dr. Frei


Archive | 1986

13β-milbemycin derivatives for controlling ecto- and endoparasites of plants and animals

Bruno Dr. Frei; Anthony C. O'Sullivan


Archive | 1985

13beta-milbemycine derivatives for the control of ectoparasites and endoparasites in plants and animals

Bruno Dr. Frei; Anthony C. O'Sullivan


Helvetica Chimica Acta | 1990

Synthesis and Configuration of Some Hydroxymilbemycin Derivatives Including 22,23-Dihydroavermectin B1b Aglycone†

Bruno Dr. Frei; Philip Huxley; Peter Maienfisch; Hari Babu Mereyala; Günther Rist; Anthony C. O'Sullivan


Archive | 1986

13-Halo- and 13-hydroxymilbemycin

Bruno Dr. Frei; Anthony C. O'Sullivan; Peter Maienfisch


Archive | 1984

Ectoparasiticidal and insecticidal product

Bruno Dr. Frei; Hari Babu Mereyala


Archive | 1988

Microbial process for producing mylbemycin derivatives

Gerado Ramos; Oreste Ghisalba; Hans-Peter Schär; Bruno Dr. Frei; Peter Maienfisch; Anthony C. O'Sullivan


Archive | 1986

Derivatives of 13-beta-alkyl-mylbemycin for combating animal and plant parasites

Bruno Dr. Frei; Anthony C. O'Sullivan; Jean-Claude Gehret


Archive | 1985

Milbemycin derivatives with pesticide properties

Bruno Dr. Frei; Hari Babu Mereyala; Anthony C. O'Sullivan; Kazuo Sato; Yanai Toshiaki

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