ClassID:

94978

C07D307/45 - CPC Classification

Classification description:

Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms; Radicals substituted by oxygen atoms; Singly bound oxygen atoms Oxygen atoms acylated by a cyclopropane containing carboxylic acyl radical, e.g. chrysanthemumates

Recent Application in this class: