(5s,8s)-3-(2,5-dimethylphenyl)-4-hydroxy-8-methoxy-1-azaspiro[4.5]dec-3-en-2-one
(5s,8s)-3-(2,5-dimethylphenyl)-4-hydroxy-8-methoxy-1-azaspiro[4.5]dec-3-en-2-one
An azaspiro compound that is spirotetramat in which the carbonate ester group has been hydrolysed to the corresponding hydroxy group. It is the active insecticide of the proinsecticicde spirotetramat.