FR2213936B3 - - Google Patents
Info
- Publication number
- FR2213936B3 FR2213936B3 FR7345506A FR7345506A FR2213936B3 FR 2213936 B3 FR2213936 B3 FR 2213936B3 FR 7345506 A FR7345506 A FR 7345506A FR 7345506 A FR7345506 A FR 7345506A FR 2213936 B3 FR2213936 B3 FR 2213936B3
- Authority
- FR
- France
- 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
- 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
- C07C309/29—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton of non-condensed six-membered aromatic rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732301739 DE2301739C3 (en) | 1973-01-13 | 1973-01-13 | Process for the preparation of optionally halogen-substituted m-aminobenzenesulfonic acids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2213936A1 FR2213936A1 (en) | 1974-08-09 |
| FR2213936B3 true FR2213936B3 (en) | 1978-03-17 |
Family
ID=5868992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7345506A Expired FR2213936B3 (en) | 1973-01-13 | 1973-12-19 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5531774B2 (en) |
| BE (1) | BE809713A (en) |
| CH (1) | CH593247A5 (en) |
| DE (1) | DE2301739C3 (en) |
| FR (1) | FR2213936B3 (en) |
| GB (1) | GB1452227A (en) |
| IT (1) | IT1002640B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0000634A1 (en) * | 1977-07-28 | 1979-02-07 | The Clayton Aniline Company Limited | Process for the manufacture of naphthylamine sulphonic acids |
| DE3114830A1 (en) * | 1981-04-11 | 1982-11-04 | Bayer Ag, 5090 Leverkusen | METHOD FOR PRODUCING AMINO ARYL SULPHONIC ACIDS |
| DE3114829A1 (en) * | 1981-04-11 | 1982-11-04 | Bayer Ag, 5090 Leverkusen | METHOD FOR PRODUCING AROMATIC AMINOSULPHONIC ACIDS |
| DE3347452A1 (en) * | 1983-12-29 | 1985-07-11 | Basf Ag, 6700 Ludwigshafen | METHOD FOR PRODUCING AROMATIC AMINOSULPHONIC ACIDS |
| CN108276312B (en) * | 2018-02-06 | 2020-11-06 | 河北建新化工股份有限公司 | Preparation method of m-aminobenzene sulfonic acid |
| CN112371173B (en) * | 2020-11-27 | 2023-09-08 | 沈阳化工研究院有限公司 | Platinum-carbon catalyst applied to hydrogenation of m-nitrobenzenesulfonic acid and preparation method thereof |
-
1973
- 1973-01-13 DE DE19732301739 patent/DE2301739C3/en not_active Expired
- 1973-12-19 FR FR7345506A patent/FR2213936B3/fr not_active Expired
-
1974
- 1974-01-11 CH CH38674A patent/CH593247A5/xx not_active IP Right Cessation
- 1974-01-11 IT IT4766074A patent/IT1002640B/en active
- 1974-01-11 GB GB135374A patent/GB1452227A/en not_active Expired
- 1974-01-14 JP JP670274A patent/JPS5531774B2/ja not_active Expired
- 1974-01-14 BE BE139781A patent/BE809713A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS49100049A (en) | 1974-09-20 |
| DE2301739A1 (en) | 1974-07-18 |
| IT1002640B (en) | 1976-05-20 |
| DE2301739C3 (en) | 1980-11-27 |
| DE2301739B2 (en) | 1980-04-03 |
| BE809713A (en) | 1974-07-15 |
| JPS5531774B2 (en) | 1980-08-20 |
| GB1452227A (en) | 1976-10-13 |
| FR2213936A1 (en) | 1974-08-09 |
| CH593247A5 (en) | 1977-11-30 |