GB1549223A - Manufacture of dimethylaminobenzenesulphonates - Google Patents
Manufacture of dimethylaminobenzenesulphonatesInfo
- Publication number
- GB1549223A GB1549223A GB35705/76A GB3570576A GB1549223A GB 1549223 A GB1549223 A GB 1549223A GB 35705/76 A GB35705/76 A GB 35705/76A GB 3570576 A GB3570576 A GB 3570576A GB 1549223 A GB1549223 A GB 1549223A
- Authority
- GB
- United Kingdom
- Prior art keywords
- dimethylaminobenzenesulphonates
- manufacture
- Prior art date
- 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
- C07C309/45—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
- C07C309/46—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton having the sulfo groups bound to carbon atoms 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 |
|---|---|---|---|
| DE2538307A DE2538307C3 (de) | 1975-08-28 | 1975-08-28 | Verfahren zur Herstellung von Dimethylaminobenzolsulfonaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1549223A true GB1549223A (en) | 1979-08-01 |
Family
ID=5955048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB35705/76A Expired GB1549223A (en) | 1975-08-28 | 1976-08-27 | Manufacture of dimethylaminobenzenesulphonates |
Country Status (7)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3347452A1 (de) * | 1983-12-29 | 1985-07-11 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von aromatischen aminosulfonsaeuren |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2322572A (en) * | 1940-08-03 | 1943-06-22 | Us Ind Alcohol Co | Production of aromatic amines |
| US2784220A (en) * | 1953-07-17 | 1957-03-05 | Du Pont | Process for preparing 4, 4'-diaminostilbene-2, 2'-disodium sulfonate and the free acid thereof |
| GB1018373A (en) * | 1963-03-26 | 1966-01-26 | Du Pont | Hydrogenation catalysts |
-
1975
- 1975-08-28 DE DE2538307A patent/DE2538307C3/de not_active Expired
-
1976
- 1976-07-22 US US05/707,867 patent/US4133828A/en not_active Expired - Lifetime
- 1976-08-17 IT IT26321/76A patent/IT1064987B/it active
- 1976-08-23 FR FR7625467A patent/FR2322134A1/fr active Granted
- 1976-08-25 CH CH1079876A patent/CH603567A5/xx not_active IP Right Cessation
- 1976-08-26 JP JP51101207A patent/JPS5231045A/ja active Pending
- 1976-08-27 GB GB35705/76A patent/GB1549223A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2538307A1 (de) | 1977-03-10 |
| FR2322134B1 (US08063081-20111122-C00115.png) | 1979-06-22 |
| US4133828A (en) | 1979-01-09 |
| IT1064987B (it) | 1985-02-25 |
| DE2538307B2 (de) | 1980-09-25 |
| FR2322134A1 (fr) | 1977-03-25 |
| CH603567A5 (US08063081-20111122-C00115.png) | 1978-08-31 |
| JPS5231045A (en) | 1977-03-09 |
| DE2538307C3 (de) | 1981-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19920827 |