C09B44/10 - CPC Classification Index

ClassID:

102301 ⎘

C09B44/10 - CPC Classification

Classification description:

Azo dyes containing onium groups containing cyclammonium groups attached to an azo group by a carbon atom of the ring system

Sub-classes:

C09B44/101 » {characterised by the coupling component having an amino directing group} 5
C09B44/102 » {characterised by the coupling component having a reactive methylene group} 0
C09B44/103 » {characterised by the coupling component being a heterocyclic compound} 2
C09B44/107 » {characterised by a cyclammonium five-membered specific ring not mentioned hereafter: thiadiazolium, (benz)oxazolium} 8
C09B44/108 » {characterised by a cyclammonium six-membered specific ring not mentioned hereafter, e.g. pyrimidinium, perimidinium, pyridazonium, oxazinium} 7
C09B44/12 » having one nitrogen atom as the only ring hetero atom 0
C09B44/14 » 1, 2-Diazoles or hydrogenated 1,2-diazoles {Pyrazolium; Indazolium} 6
C09B44/16 » 1, 3-Diazoles or hydrogenated 1,3-diazoles {(Benz)imidazolium} 24
C09B44/18 » having three nitrogen atoms as the only ring hetero atoms 1
C09B44/20 » Thiazoles or hydrogenated thiazoles 12

Recent Application in this class:

20140157529

Disulfide dyes

20050154195

Process for the preparation of cationic azo compounds

20050042407

Optical data carrier comprising a cyanine dye as light-absorbent compound in the information layer