IT956333B - Procedimento migliorato per la preparazione di composti azoici - Google Patents
Procedimento migliorato per la preparazione di composti azoiciInfo
- Publication number
- IT956333B IT956333B IT2536172A IT2536172A IT956333B IT 956333 B IT956333 B IT 956333B IT 2536172 A IT2536172 A IT 2536172A IT 2536172 A IT2536172 A IT 2536172A IT 956333 B IT956333 B IT 956333B
- Authority
- IT
- Italy
- Prior art keywords
- preparation
- azo compounds
- improved procedure
- procedure
- improved
- Prior art date
Links
- 150000001875 compounds Chemical class 0.000 title 1
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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms
- C09B43/405—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms by substituting radicals containing hetero atoms for -SO2R radicals and R being hydrocarbon
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH840871 | 1971-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT956333B true IT956333B (it) | 1973-10-10 |
Family
ID=4339861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2536172A IT956333B (it) | 1971-06-08 | 1972-06-07 | Procedimento migliorato per la preparazione di composti azoici |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE784468A (it) |
| BR (1) | BR7203656D0 (it) |
| DE (1) | DE2227081A1 (it) |
| FR (1) | FR2140548A1 (it) |
| IT (1) | IT956333B (it) |
| NL (1) | NL7207484A (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH584269A5 (it) * | 1973-12-21 | 1977-01-31 | Sandoz Ag |
-
1972
- 1972-06-02 NL NL7207484A patent/NL7207484A/xx unknown
- 1972-06-03 DE DE19722227081 patent/DE2227081A1/de active Pending
- 1972-06-06 BE BE784468A patent/BE784468A/xx unknown
- 1972-06-07 IT IT2536172A patent/IT956333B/it active
- 1972-06-07 BR BR365672A patent/BR7203656D0/pt unknown
- 1972-06-08 FR FR7220580A patent/FR2140548A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2140548A1 (en) | 1973-01-19 |
| NL7207484A (it) | 1972-12-12 |
| BR7203656D0 (pt) | 1973-06-28 |
| BE784468A (fr) | 1972-12-06 |
| DE2227081A1 (de) | 1972-12-28 |
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