C09B35/039 - CPC Classification Index

ClassID:

102180 ⎘

C09B35/039 - CPC Classification

Classification description:

Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling; Disazo dyes characterised by the tetrazo component

Sub-classes:

C09B35/04 » the tetrazo component being a benzene derivative 4
C09B35/06 » the tetrazo component being a naphthalene derivative 1
C09B35/08 » the tetrazo component being a derivative of biphenyl 0
C09B35/205 » the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene 0
C09B35/22 » the tetrazo component being a derivative of a diaryl ether 0
C09B35/227 » the tetrazo component being a derivative of a diaryl sulfide or a diaryl polysulfide 0
C09B35/233 » the tetrazo component being a derivative of a diaryl ketone or benzil 1
C09B35/24 » the tetrazo component being a derivative of a diaryl amine 1
C09B35/26 » the tetrazo component being a derivative of a diaryl urea 0
C09B35/28 » the tetrazo component containing two aryl nuclei linked by at least one of the groups -CON<, -SON<, -SO-, or -SO-O- 4
C09B35/34 » the tetrazo component being heterocyclic 11

Recent Application in this class:

20230257588

DISAZO PIGMENT, PIGMENT COMPOSITION, AND PRINTING INK

20150050466

Water soluble and water fast dyes for ink jet printing

20060229440

Disazo dyes, and copper complexes thereof, for dyeing paper

20060177857

Dark quenchers, probes and other conjugates incorporating the same, and their use

20050182247

Anthraquinone-azo dyes