ATE212334T1 - Verfahren zur herstellung von 4- sulfonamidopenylhydrazinen - Google Patents
Verfahren zur herstellung von 4- sulfonamidopenylhydrazinenInfo
- Publication number
- ATE212334T1 ATE212334T1 AT98203999T AT98203999T ATE212334T1 AT E212334 T1 ATE212334 T1 AT E212334T1 AT 98203999 T AT98203999 T AT 98203999T AT 98203999 T AT98203999 T AT 98203999T AT E212334 T1 ATE212334 T1 AT E212334T1
- Authority
- AT
- Austria
- Prior art keywords
- sulfonamidopenylhydrazines
- producing
- sulfonamidophenyl
- hydrazines
- hydrazine
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 abstract 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract 2
- 150000008331 benzenesulfonamides Chemical class 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 150000002429 hydrazines Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 238000006467 substitution reaction Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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
- C07C303/36—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids
- C07C303/40—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids by reactions not involving the formation of sulfonamide groups
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 |
|---|---|---|---|
| US08/978,965 US6011177A (en) | 1997-11-26 | 1997-11-26 | Process for 4-sulfonamidolphenyl hydrazines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE212334T1 true ATE212334T1 (de) | 2002-02-15 |
Family
ID=25526572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT98203999T ATE212334T1 (de) | 1997-11-26 | 1998-11-26 | Verfahren zur herstellung von 4- sulfonamidopenylhydrazinen |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6011177A (de) |
| EP (1) | EP0919546B1 (de) |
| AT (1) | ATE212334T1 (de) |
| DE (1) | DE69803539T2 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7618539B2 (en) * | 2008-03-31 | 2009-11-17 | Ampac Fine Chemicals Llc | Simulated moving bed chromatography for strongly retained compounds |
| CN110256304B (zh) * | 2019-07-11 | 2023-03-28 | 常州永和精细化学有限公司 | 对肼基苯磺酰胺盐酸盐的制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2410619A (en) * | 1944-04-20 | 1946-11-05 | Eastman Kodak Co | Sulfamyl benzotriazoles |
| CH435298A (fr) * | 1963-10-08 | 1967-05-15 | Gevaert Photo Prod Nv | Procédé de préparation de 3-acylamino-5-pyrazolones |
| US3839325A (en) * | 1973-03-23 | 1974-10-01 | Gaf Corp | Synthesis of 4-sulfonamidophenyl hydrazines |
| US5466823A (en) * | 1993-11-30 | 1995-11-14 | G.D. Searle & Co. | Substituted pyrazolyl benzenesulfonamides |
-
1997
- 1997-11-26 US US08/978,965 patent/US6011177A/en not_active Expired - Fee Related
-
1998
- 1998-11-26 DE DE69803539T patent/DE69803539T2/de not_active Expired - Fee Related
- 1998-11-26 EP EP98203999A patent/EP0919546B1/de not_active Expired - Lifetime
- 1998-11-26 AT AT98203999T patent/ATE212334T1/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0919546A1 (de) | 1999-06-02 |
| EP0919546B1 (de) | 2002-01-23 |
| US6011177A (en) | 2000-01-04 |
| DE69803539T2 (de) | 2002-08-08 |
| DE69803539D1 (de) | 2002-03-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |