IN164220B - - Google Patents
Info
- Publication number
- IN164220B IN164220B IN488/CAL/86A IN488CA1986A IN164220B IN 164220 B IN164220 B IN 164220B IN 488CA1986 A IN488CA1986 A IN 488CA1986A IN 164220 B IN164220 B IN 164220B
- Authority
- IN
- India
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
- C07C309/51—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 at least one of the nitrogen atoms being part of any of the groups, X being a hetero atom, Y being any atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3536036 | 1985-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN164220B true IN164220B (fr) | 1989-02-04 |
Family
ID=6283170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN488/CAL/86A IN164220B (fr) | 1985-10-09 | 1986-06-30 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4908478A (fr) |
| EP (1) | EP0218005B1 (fr) |
| JP (1) | JPS6287558A (fr) |
| DE (1) | DE3661265D1 (fr) |
| IN (1) | IN164220B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6763871B2 (ja) * | 2015-03-31 | 2020-09-30 | ローム アンド ハース カンパニーＲｏｈｍ Ａｎｄ Ｈａａｓ Ｃｏｍｐａｎｙ | スルホン化プロセス |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB436464A (en) * | 1933-04-11 | 1935-10-11 | Du Pont | Improvements in or relating to the manufacture of naphthylaminesulphonic acids |
| CA964280A (en) * | 1971-02-16 | 1975-03-11 | American Cyanamid Company | Recovery of pure schaeffer's salt from crude sulfonation mixtures |
| DE2531281C3 (de) * | 1975-07-12 | 1980-12-04 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Aminonaphthalin-Derivaten |
| DE2831965A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino- 1-naphthalinsulfonsaeure |
| DE2831993A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino-1naphthalinsulfonsaeure |
| US4321215A (en) * | 1978-06-01 | 1982-03-23 | Standard Oil Company (Indiana) | Process for extraction and neutralization of hydrocarbon sulfonic acids |
| DE3070185D1 (en) * | 1979-12-20 | 1985-03-28 | Ciba Geigy Ag | Process for the preparation of 2-amino-1-naphthalene sulfonic acid |
| DE3219651A1 (de) * | 1982-05-26 | 1983-12-01 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von n-acetylaminoarylsulfonsaeuren |
| ATA118683A (de) * | 1983-04-05 | 1985-06-15 | Biochemie Gmbh | Verfharen zur herstellung von 1-naphthol-4-sulfonsaeure (nevile-winther-saeure) |
-
1986
- 1986-05-23 EP EP86107038A patent/EP0218005B1/fr not_active Expired
- 1986-05-23 DE DE8686107038T patent/DE3661265D1/de not_active Expired
- 1986-06-10 JP JP61132912A patent/JPS6287558A/ja active Pending
- 1986-06-30 IN IN488/CAL/86A patent/IN164220B/en unknown
-
1988
- 1988-11-10 US US07/271,376 patent/US4908478A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6287558A (ja) | 1987-04-22 |
| US4908478A (en) | 1990-03-13 |
| DE3661265D1 (en) | 1988-12-29 |
| EP0218005B1 (fr) | 1988-11-23 |
| EP0218005A1 (fr) | 1987-04-15 |