IT955614B - AZO COMPOUNDS, THEIR PREPARATION AND THEIR USE - Google Patents
AZO COMPOUNDS, THEIR PREPARATION AND THEIR USEInfo
- Publication number
- IT955614B IT955614B IT2449572A IT2449572A IT955614B IT 955614 B IT955614 B IT 955614B IT 2449572 A IT2449572 A IT 2449572A IT 2449572 A IT2449572 A IT 2449572A IT 955614 B IT955614 B IT 955614B
- Authority
- IT
- Italy
- Prior art keywords
- preparation
- azo compounds
- azo
- compounds
- Prior art date
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
- C09B29/3617—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom
- C09B29/3621—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom from a pyridine ring
- C09B29/3626—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom from a pyridine ring from a pyridine ring containing one or more hydroxyl groups (or = O)
-
- 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
- C09B44/00—Azo dyes containing onium groups
- C09B44/005—Special process features in the quaternization reaction
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coloring (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH727671A CH549630A (en) | 1971-05-18 | 1971-05-18 | PROCESS FOR PRODUCING AZO COMPOUNDS. |
Publications (1)
Publication Number | Publication Date |
---|---|
IT955614B true IT955614B (en) | 1973-09-29 |
Family
ID=4322588
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2449572A IT955614B (en) | 1971-05-18 | 1972-05-17 | AZO COMPOUNDS, THEIR PREPARATION AND THEIR USE |
Country Status (6)
Country | Link |
---|---|
CA (1) | CA970774A (en) |
CH (1) | CH549630A (en) |
DE (1) | DE2223451A1 (en) |
FR (1) | FR2137994A1 (en) |
GB (1) | GB1390444A (en) |
IT (1) | IT955614B (en) |
-
1971
- 1971-05-18 CH CH727671A patent/CH549630A/en not_active IP Right Cessation
-
1972
- 1972-05-13 DE DE19722223451 patent/DE2223451A1/en active Pending
- 1972-05-16 GB GB2287372A patent/GB1390444A/en not_active Expired
- 1972-05-17 FR FR7217568A patent/FR2137994A1/fr not_active Withdrawn
- 1972-05-17 IT IT2449572A patent/IT955614B/en active
- 1972-05-17 CA CA142,390A patent/CA970774A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH549630A (en) | 1974-05-31 |
GB1390444A (en) | 1975-04-09 |
DE2223451A1 (en) | 1972-11-30 |
FR2137994A1 (en) | 1972-12-29 |
CA970774A (en) | 1975-07-08 |
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