Pyrethroids and Related Insecticides

Pyrethroids and Related Insecticides.—A book of reviews was omitted from earlier Reports. ° The limited space available for this Report restricts the discussion of this year s pyrethroid literature. °  

Papers of analytical interest include the g.c.-m.s. analysis of the six naturally occurring pyrethrins, g.c. resolution and optical purity determination of synthetic allethronyl chrysanthemates and ( )-allethrolone (a synthesis of which has been published ), and h.p.l.c. analysis of the six naturally occurring 

304 pyrethrum Flowers , ed. R. H. Nelson, 3rd edn., McLaughlin Gormley King Co., Minneapolis, 

Fortunately the keyword search for pyrethroids is relatively efficient and a significant proportion of this year s literature may be found in only two journals, viz. J. Agric. Food Chem. and Pesticide Sci. R. L. Holmstead and D. M. Soderlund, /. Assoc. Offic. Analyt. Chemists, 1977, 60, 685. 

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