BE792103A - Nouveau procede de fabrication de l'acide dinitrostilbene disulfonique a l'echelle industrielle - Google Patents
Nouveau procede de fabrication de l'acide dinitrostilbene disulfonique a l'echelle industrielleInfo
- Publication number
- BE792103A BE792103A BE792103DA BE792103A BE 792103 A BE792103 A BE 792103A BE 792103D A BE792103D A BE 792103DA BE 792103 A BE792103 A BE 792103A
- Authority
- BE
- Belgium
- Prior art keywords
- dinitrostilbene
- manufacturing process
- industrial scale
- disulphonic acid
- new manufacturing
- Prior art date
Links
- QHLAKKDTFVJHAJ-UHFFFAOYSA-N 3-(1,2-dinitro-2-phenylethenyl)benzene-1,2-disulfonic acid Chemical compound [N+](=O)([O-])C(=C(C1=C(C(=CC=C1)S(=O)(=O)O)S(=O)(=O)O)[N+](=O)[O-])C1=CC=CC=C1 QHLAKKDTFVJHAJ-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 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
- C07C303/02—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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5583871A GB1381730A (en) | 1971-12-01 | 1971-12-01 | Process for the industrial manufacture of dinitrostilbene disulphonic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE792103A true BE792103A (fr) | 1973-05-30 |
Family
ID=10475023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE792103D BE792103A (fr) | 1971-12-01 | Nouveau procede de fabrication de l'acide dinitrostilbene disulfonique a l'echelle industrielle |
Country Status (10)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2916912A1 (de) * | 1979-04-26 | 1980-11-06 | Bayer Ag | Verfahren zur herstellung von 4-nitrotoluol-2-sulfonsaeure |
| DE3063958D1 (en) * | 1979-06-08 | 1983-08-04 | Ciba Geigy Ag | Process for preparing 4,4'-dinitrostilbene-2,2'-disulfonic acid and its salts and its use |
| DE3519552A1 (de) * | 1985-05-31 | 1986-12-04 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeuresalzen |
| ATE51398T1 (de) * | 1987-08-12 | 1990-04-15 | Ciba Geigy Ag | Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeure. |
| DE4330377A1 (de) * | 1993-09-08 | 1995-03-09 | Bayer Ag | Verfahren zur Herstellung von 4,4'-Dinitrostilben-2,2'-disulfonsäure |
| CN106146357B (zh) * | 2015-04-14 | 2017-12-26 | 上海合丽亚日化技术有限公司 | 一种dsd酸的制备方法 |
| CN107417581A (zh) * | 2017-08-15 | 2017-12-01 | 连云港莱亚化学有限公司 | 一种水相加压法合成dsd酸氧化中间体的方法 |
-
0
- BE BE792103D patent/BE792103A/xx unknown
-
1971
- 1971-12-01 GB GB5583871A patent/GB1381730A/en not_active Expired
-
1972
- 1972-11-22 JP JP47116713A patent/JPS4875553A/ja active Pending
- 1972-11-23 CH CH1707772A patent/CH576954A5/xx not_active IP Right Cessation
- 1972-11-27 CA CA157,523A patent/CA983026A/en not_active Expired
- 1972-11-28 FR FR7242281A patent/FR2164182A5/fr not_active Expired
- 1972-11-29 DE DE19722258530 patent/DE2258530A1/de active Pending
- 1972-11-29 IT IT5434872A patent/IT973782B/it active
- 1972-11-30 BR BR842372A patent/BR7208423D0/pt unknown
- 1972-11-30 ES ES409127A patent/ES409127A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT973782B (it) | 1974-06-10 |
| FR2164182A5 (enrdf_load_stackoverflow) | 1973-07-27 |
| BR7208423D0 (pt) | 1973-08-23 |
| CH576954A5 (enrdf_load_stackoverflow) | 1976-06-30 |
| CA983026A (en) | 1976-02-03 |
| DE2258530A1 (de) | 1973-06-07 |
| JPS4875553A (enrdf_load_stackoverflow) | 1973-10-11 |
| ES409127A1 (es) | 1975-11-16 |
| GB1381730A (en) | 1975-01-29 |
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