BE771579A - Procede de production d'acides anthraquinone-alpha-sulfoniques - Google Patents
Procede de production d'acides anthraquinone-alpha-sulfoniquesInfo
- Publication number
- BE771579A BE771579A BE771579A BE771579A BE771579A BE 771579 A BE771579 A BE 771579A BE 771579 A BE771579 A BE 771579A BE 771579 A BE771579 A BE 771579A BE 771579 A BE771579 A BE 771579A
- Authority
- BE
- Belgium
- Prior art keywords
- anthraquinone
- alpha
- production
- sulphonic acids
- sulphonic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C309/33—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton of six-membered aromatic rings being part of condensed ring systems
- C07C309/38—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton of six-membered aromatic rings being part of condensed ring systems formed by at least three rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702041547 DE2041547A1 (de) | 1970-08-21 | 1970-08-21 | Verfahren zur Herstellung von Anthrachinon-alpha-sulfonsaeuren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE771579A true BE771579A (fr) | 1971-12-31 |
Family
ID=5780355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE771579A BE771579A (fr) | 1970-08-21 | 1971-08-20 | Procede de production d'acides anthraquinone-alpha-sulfoniques |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3763191A (fr) |
| BE (1) | BE771579A (fr) |
| DE (1) | DE2041547A1 (fr) |
| ES (1) | ES394402A1 (fr) |
| FR (1) | FR2104592A5 (fr) |
| GB (1) | GB1314120A (fr) |
| IT (1) | IT941698B (fr) |
| NL (1) | NL7111395A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4711743A (en) * | 1987-01-21 | 1987-12-08 | 501 China Technical Consultants, Inc. | Process for producing anthraquinone-1-sulphonic acid by sulphonation with palladium catalyst |
| US4942251A (en) * | 1988-01-15 | 1990-07-17 | China Technical Consultants, Inc. | Process for producing α-anthraquinonesulfonic acids and recovering the catalyst used therein |
-
1970
- 1970-08-21 DE DE19702041547 patent/DE2041547A1/de active Pending
-
1971
- 1971-08-18 NL NL7111395A patent/NL7111395A/xx unknown
- 1971-08-19 IT IT27645/71A patent/IT941698B/it active
- 1971-08-20 BE BE771579A patent/BE771579A/fr unknown
- 1971-08-20 ES ES394402A patent/ES394402A1/es not_active Expired
- 1971-08-20 FR FR7130407A patent/FR2104592A5/fr not_active Expired
- 1971-08-20 US US00173658A patent/US3763191A/en not_active Expired - Lifetime
- 1971-08-20 GB GB3919571A patent/GB1314120A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2104592A5 (fr) | 1972-04-14 |
| US3763191A (en) | 1973-10-02 |
| IT941698B (it) | 1973-03-10 |
| GB1314120A (en) | 1973-04-18 |
| ES394402A1 (es) | 1974-01-01 |
| DE2041547A1 (de) | 1972-02-24 |
| NL7111395A (fr) | 1972-02-23 |
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