BR7402134D0 - Processp aperfeicoado para impedir a formacao de subrrodutos durante a sulfonacao ou sulfatacao de compostos aromaticos - Google Patents
Processp aperfeicoado para impedir a formacao de subrrodutos durante a sulfonacao ou sulfatacao de compostos aromaticosInfo
- Publication number
- BR7402134D0 BR7402134D0 BR2134/74A BR213474A BR7402134D0 BR 7402134 D0 BR7402134 D0 BR 7402134D0 BR 2134/74 A BR2134/74 A BR 2134/74A BR 213474 A BR213474 A BR 213474A BR 7402134 D0 BR7402134 D0 BR 7402134D0
- Authority
- BR
- Brazil
- Prior art keywords
- sulfatation
- formation
- prevent
- aromatic compounds
- products during
- 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
- C07C303/24—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfuric acids
-
- 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
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 |
|---|---|---|---|
| IT12524/73A IT986670B (it) | 1973-03-20 | 1973-03-20 | Procedimento perfezionato per ini bire la formazione di composti se condari indesiderati nella solfona zione solfatazione di composti organici |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7402134D0 true BR7402134D0 (pt) | 1974-11-05 |
Family
ID=11141174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR2134/74A BR7402134D0 (pt) | 1973-03-20 | 1974-03-19 | Processp aperfeicoado para impedir a formacao de subrrodutos durante a sulfonacao ou sulfatacao de compostos aromaticos |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3935237A (pt) |
| JP (1) | JPS49125335A (pt) |
| AR (1) | AR201502A1 (pt) |
| BE (1) | BE812378A (pt) |
| BR (1) | BR7402134D0 (pt) |
| DE (1) | DE2413444A1 (pt) |
| ES (1) | ES424062A1 (pt) |
| FR (1) | FR2222365B1 (pt) |
| GB (1) | GB1433725A (pt) |
| IN (1) | IN141061B (pt) |
| IT (1) | IT986670B (pt) |
| NL (1) | NL7403795A (pt) |
| SU (1) | SU564807A3 (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4131619A (en) * | 1978-03-22 | 1978-12-26 | The Dow Chemical Company | Preparation of 2-chloro-4-toluenesulfonyl chloride |
| EP0143750B1 (de) * | 1983-11-28 | 1987-04-22 | Ciba-Geigy Ag | Verfahren zur Herstellung von 4-Nitrotoluol-2-sulfonsäure |
| EP0280725B1 (en) * | 1986-09-05 | 1990-11-14 | Amoco Corporation | Improvement for processes for preparing diaryl sulfones |
| US4937387A (en) * | 1986-09-05 | 1990-06-26 | Amoco Corporation | Processes for preparing diaryl sulfones |
| DE10317294A1 (de) * | 2003-04-15 | 2004-10-28 | Basf Ag | Verfahren zur Herstellung von alkylaromatischen Verbindungen |
| WO2015055251A1 (en) * | 2013-10-18 | 2015-04-23 | Henkel Ag & Co. Kgaa | Method for ageing the reaction mixture in a sulfonation process |
| CN109232327A (zh) * | 2018-10-31 | 2019-01-18 | 浙江工业大学上虞研究院有限公司 | 一种甲苯磺化制备对甲苯磺酸的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1970556A (en) * | 1929-10-05 | 1934-08-21 | Monsanto Chemicals | Manufacture of aromatic sulphonates |
| NL266240A (pt) * | 1960-07-04 |
-
1973
- 1973-03-20 IT IT12524/73A patent/IT986670B/it active
-
1974
- 1974-03-04 JP JP49025072A patent/JPS49125335A/ja active Pending
- 1974-03-06 US US05/448,637 patent/US3935237A/en not_active Expired - Lifetime
- 1974-03-06 FR FR7407691A patent/FR2222365B1/fr not_active Expired
- 1974-03-08 ES ES424062A patent/ES424062A1/es not_active Expired
- 1974-03-14 IN IN550/CAL/1974A patent/IN141061B/en unknown
- 1974-03-15 GB GB1167274A patent/GB1433725A/en not_active Expired
- 1974-03-15 BE BE142068A patent/BE812378A/xx unknown
- 1974-03-19 BR BR2134/74A patent/BR7402134D0/pt unknown
- 1974-03-19 AR AR252851A patent/AR201502A1/es active
- 1974-03-19 SU SU7402008031A patent/SU564807A3/ru active
- 1974-03-20 NL NL7403795A patent/NL7403795A/xx unknown
- 1974-03-20 DE DE2413444A patent/DE2413444A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7403795A (pt) | 1974-09-24 |
| BE812378A (fr) | 1974-07-01 |
| FR2222365A1 (pt) | 1974-10-18 |
| AR201502A1 (es) | 1975-03-21 |
| US3935237A (en) | 1976-01-27 |
| DE2413444A1 (de) | 1974-10-10 |
| IN141061B (pt) | 1977-01-15 |
| GB1433725A (en) | 1976-04-28 |
| ES424062A1 (es) | 1976-06-01 |
| FR2222365B1 (pt) | 1977-10-07 |
| SU564807A3 (ru) | 1977-07-05 |
| JPS49125335A (pt) | 1974-11-30 |
| IT986670B (it) | 1975-01-30 |
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