Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Ester doai
Patent
1983-09-26
1985-04-09
Torrence, Dolph H.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Ester doai
260465D, A01N 5300, C07C12175
Patent
active
045101604
ABSTRACT:
A novel crystalline material consisting of a enantiomeric pair of cyhalothrin isomers in the form of the racemic mixture and having greater insecticidal activity than cyhalothrin itself is described, together with a process for obtaining the enantiomeric pair of isomers by crystallization from concentrated cyhalothrin solutions in lower alkanols or liquid alkanes.
REFERENCES:
patent: 4183948 (1980-01-01), Huff
Pesticide Science, vol. 11, No. 2, 1980, pp. 156-164, Society of Chemical Industry, Bentley et al, "Fluorinated Analogues of Chrysanthemic Acid".
Imperial Chemical Industries plc
Torrence Dolph H.
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