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PCE
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DIFF Subgroup
C09B 33/147

in which the coupling component is a bis -(-o-hydroxy-carboxylic- acid amide)

Introduced: January 1980

Title

Titles differ between systems:

IPC: in which the coupling component is a bis-(o-hydroxy carboxylic acid amide)

CPC: in which the coupling component is a bis -(-o-hydroxy-carboxylic- acid amide)

Full Title

Full titles differ between systems:

IPC:

Disazo or polyazo dyes of the types A → K ← B, A → B → K ← C, or the like, prepared by diazotising and coupling > Disazo dyes > in which the coupling component is a bis-(o-hydroxy carboxylic acid amide)

CPC:

Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling > Disazo dyes > in which the coupling component is a bis -(-o-hydroxy-carboxylic- acid amide)

No child classifications to compare. This is a leaf node in both IPC and CPC.