Process for making avermectin/zein compositions

Details Process for making avermectin/zein compositions Process for making avermectin/zein compositions

1994-02-03

1995-07-25

Ivy, C. Warren

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D31500

Patent

active

054363551

ABSTRACT:
Their is disclosed a novel solvent-depletion process for making an avermectin/zein composition and the composition itself, which has excellent photostability and unexpected bioavailability to foliar-feeding insects. The process consists of depleting a dilute acidic, basic or alcoholic solvent from an emulsified solution of avermectin, zein, and dilute solvent.

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patent: 4874749 (1989-10-01), Mrozik
patent: 4963141 (1990-10-01), Eckenhoff
patent: 5215753 (1993-06-01), Wright et al.
H. Mrozik, et al., J. Organic Chemistry, 1982, 47, pp. 489-492.
John C. Chabala, et al. J. Med. Chem. 1980, 23, pp. 1134-1136.

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