DIFF Subgroup
C11D 1/26 derived from heterocyclic compounds
Introduced: September 1968
Full Title
Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent > Anionic compounds > Sulfonic acids or sulfuric acid esters; Salts thereof > derived from heterocyclic compounds
No child classifications to compare. This is a leaf node in both IPC and CPC.