BE821725A - Procede pour la preparation d'acides alpha-hydroxy anthraquinone-beta-sulfonique - Google Patents
Procede pour la preparation d'acides alpha-hydroxy anthraquinone-beta-sulfoniqueInfo
- Publication number
- BE821725A BE821725A BE150093A BE150093A BE821725A BE 821725 A BE821725 A BE 821725A BE 150093 A BE150093 A BE 150093A BE 150093 A BE150093 A BE 150093A BE 821725 A BE821725 A BE 821725A
- Authority
- BE
- Belgium
- Prior art keywords
- beta
- alpha
- preparation
- sulphonic acids
- hydroxy anthraquinone
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/04—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups
- C07C303/06—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with sulfuric acid or sulfur trioxide
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/22—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
- C07C46/10—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C50/00—Quinones
- C07C50/26—Quinones containing groups having oxygen atoms singly bound to carbon atoms
- C07C50/34—Quinones containing groups having oxygen atoms singly bound to carbon atoms the quinoid structure being part of a condensed ring system having three rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/02—Ortho- or ortho- and peri-condensed systems
- C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
- C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
- C07C2603/24—Anthracenes; Hydrogenated anthracenes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/411,625 US3983145A (en) | 1973-11-01 | 1973-11-01 | Use of alpha-di(lower alkoxy) anthraquinones in the synthesis of Alizarin Saphirols |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE821725A true BE821725A (fr) | 1975-04-30 |
Family
ID=23629681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE150093A BE821725A (fr) | 1973-11-01 | 1974-10-31 | Procede pour la preparation d'acides alpha-hydroxy anthraquinone-beta-sulfonique |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3983145A (de) |
| JP (1) | JPS5075218A (de) |
| BE (1) | BE821725A (de) |
| CH (1) | CH597168A5 (de) |
| DE (1) | DE2451569A1 (de) |
| FR (1) | FR2249877B1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH638169A5 (de) * | 1979-03-29 | 1983-09-15 | Ciba Geigy Ag | Verfahren zur herstellung von methoxyanthrachinonen. |
| US4452741A (en) * | 1981-02-09 | 1984-06-05 | Eli Lilly And Company | A-39183 Antibiotics and process for production thereof |
| CN106966891A (zh) * | 2017-02-07 | 2017-07-21 | 刘瀚文 | 一种大黄酸的全合成工艺 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1859583A (en) * | 1926-02-13 | 1932-05-24 | Nat Aniline & Chem Co Inc | Method of producing dinitroanthrarufinedisulphonic acid |
| US1924166A (en) * | 1930-03-20 | 1933-08-29 | Nat Aniline & Chem Co Inc | Production of nitro-sulphonic acids of polyhydroxyanthraquinones |
-
1973
- 1973-11-01 US US05/411,625 patent/US3983145A/en not_active Expired - Lifetime
-
1974
- 1974-10-25 FR FR7435837A patent/FR2249877B1/fr not_active Expired
- 1974-10-29 CH CH1446674A patent/CH597168A5/xx not_active IP Right Cessation
- 1974-10-30 DE DE19742451569 patent/DE2451569A1/de not_active Withdrawn
- 1974-10-31 BE BE150093A patent/BE821725A/xx unknown
- 1974-11-01 JP JP49126513A patent/JPS5075218A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2451569A1 (de) | 1975-05-07 |
| CH597168A5 (de) | 1978-03-31 |
| FR2249877B1 (de) | 1977-03-25 |
| JPS5075218A (de) | 1975-06-20 |
| US3983145A (en) | 1976-09-28 |
| FR2249877A1 (de) | 1975-05-30 |
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