A compound of formula: ##STR1## wherein X and Y are each selected from halo, alkyl of up to four carbon atoms, haloalkyl of up to four carbon atoms, alkoxy of up to four carbon atoms, haloalkoxy of up to four carbon atoms, provided that no more than one of X and Y is alkyl or alkoxy, and W and Z are each selected from hydrogen and halogen, R.sup.1 is hydrogen, alkyl of up to 6 carbon atoms or carboxylic acyl of up to 10 carbon atoms, R.sup.2 is the 1H-tetrazol-1-yl or 2H-tetrazol-2-yl group and R.sup.3 is hydrogen or alkyl of up to four carbon atoms. These compounds are useful as pesticides. Intermediates for preparing these compounds are also disclosed.