FR880607A - Azo dyes and their preparation process - Google Patents
Azo dyes and their preparation processInfo
- Publication number
- FR880607A FR880607A FR880607DA FR880607A FR 880607 A FR880607 A FR 880607A FR 880607D A FR880607D A FR 880607DA FR 880607 A FR880607 A FR 880607A
- Authority
- FR
- France
- Prior art keywords
- preparation process
- azo dyes
- azo
- dyes
- preparation
- 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.)
- Expired
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
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
- C09B29/34—Monoazo dyes prepared by diazotising and coupling from other coupling components
- C09B29/36—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds
- C09B29/3604—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom
- C09B29/3647—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms
- C09B29/3652—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms containing a 1,2-diazoles or hydrogenated 1,2-diazoles
- C09B29/366—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms containing a 1,2-diazoles or hydrogenated 1,2-diazoles containing hydroxy-1,2-diazoles, e.g. pyrazolone
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE880607X | 1941-03-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR880607A true FR880607A (en) | 1943-03-31 |
Family
ID=6823817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR880607D Expired FR880607A (en) | 1941-03-29 | 1942-03-28 | Azo dyes and their preparation process |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR880607A (en) |
-
1942
- 1942-03-28 FR FR880607D patent/FR880607A/en not_active Expired
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