DE287071C - - Google Patents
Info
- Publication number
- DE287071C DE287071C DENDAT287071D DE287071DA DE287071C DE 287071 C DE287071 C DE 287071C DE NDAT287071 D DENDAT287071 D DE NDAT287071D DE 287071D A DE287071D A DE 287071DA DE 287071 C DE287071 C DE 287071C
- Authority
- DE
- Germany
- Prior art keywords
- benzidine
- pyrazolone
- methyl
- aminoaryl
- acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
- C09B35/039—Disazo dyes characterised by the tetrazo component
- C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
- C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type
- C09B35/18—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from heterocyclic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE287071C true DE287071C (cs) |
Family
ID=542326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT287071D Active DE287071C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE287071C (cs) |
-
0
- DE DENDAT287071D patent/DE287071C/de active Active
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