PL336836A1 - Method of obtaining aminoaryl sulphonic acids - Google Patents
Method of obtaining aminoaryl sulphonic acidsInfo
- Publication number
- PL336836A1 PL336836A1 PL33683699A PL33683699A PL336836A1 PL 336836 A1 PL336836 A1 PL 336836A1 PL 33683699 A PL33683699 A PL 33683699A PL 33683699 A PL33683699 A PL 33683699A PL 336836 A1 PL336836 A1 PL 336836A1
- Authority
- PL
- Poland
- Prior art keywords
- aminoaryl
- obtaining
- sulphonic acids
- sulphonic
- acids
- Prior art date
Links
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (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 |
---|---|---|---|
DE1998155335 DE19855335A1 (de) | 1998-12-01 | 1998-12-01 | Verfahren zur Herstellung von Aminoarylsulfonsäuren |
Publications (1)
Publication Number | Publication Date |
---|---|
PL336836A1 true PL336836A1 (en) | 2000-06-05 |
Family
ID=7889583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL33683699A PL336836A1 (en) | 1998-12-01 | 1999-11-29 | Method of obtaining aminoaryl sulphonic acids |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN1184198C (de) |
DE (1) | DE19855335A1 (de) |
PL (1) | PL336836A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101993398B (zh) * | 2009-08-24 | 2014-03-05 | 中国中化股份有限公司 | 一种催化加氢制备1,8-二氨基-3,6-萘二磺酸的方法 |
CN103804242B (zh) * | 2012-11-09 | 2016-03-23 | 中国中化股份有限公司 | 一种催化加氢制备间氨基苯磺酸的方法 |
CN104402774B (zh) * | 2014-11-21 | 2017-01-18 | 浙江秦燕科技股份有限公司 | 一种连续催化加氢还原制备clt酸的方法 |
CN106083664A (zh) * | 2016-06-06 | 2016-11-09 | 王兴民 | 一种硝基物还原方法 |
CN111848459A (zh) * | 2020-08-14 | 2020-10-30 | 中国天辰工程有限公司 | 一种清洁高效的1,6和1,7-克利夫酸制备方法 |
-
1998
- 1998-12-01 DE DE1998155335 patent/DE19855335A1/de not_active Withdrawn
-
1999
- 1999-11-29 PL PL33683699A patent/PL336836A1/xx not_active Application Discontinuation
- 1999-12-01 CN CNB991258746A patent/CN1184198C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE19855335A1 (de) | 2000-06-08 |
CN1184198C (zh) | 2005-01-12 |
CN1260346A (zh) | 2000-07-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REFS | Decisions on refusal to grant patents (taken after the publication of the particulars of the applications) |