JPS5598155A - Synthesis of naphthalenee1*3*55trisulfonic acid - Google Patents
Synthesis of naphthalenee1*3*55trisulfonic acidInfo
- Publication number
- JPS5598155A JPS5598155A JP145080A JP145080A JPS5598155A JP S5598155 A JPS5598155 A JP S5598155A JP 145080 A JP145080 A JP 145080A JP 145080 A JP145080 A JP 145080A JP S5598155 A JPS5598155 A JP S5598155A
- Authority
- JP
- Japan
- Prior art keywords
- naphthalene
- acid
- disulphonated
- added
- range
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
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 |
---|---|---|---|
DE19792901178 DE2901178A1 (de) | 1979-01-13 | 1979-01-13 | Verfahren zur herstellung von naphthalin-1,3,5-trisulfonsaeure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5598155A true JPS5598155A (en) | 1980-07-25 |
JPS6136751B2 JPS6136751B2 (ja) | 1986-08-20 |
Family
ID=6060487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP145080A Granted JPS5598155A (en) | 1979-01-13 | 1980-01-11 | Synthesis of naphthalenee1*3*55trisulfonic acid |
Country Status (5)
Country | Link |
---|---|
US (1) | US4369143A (ja) |
EP (1) | EP0013558B1 (ja) |
JP (1) | JPS5598155A (ja) |
AT (1) | ATE257T1 (ja) |
DE (2) | DE2901178A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10212885A1 (de) * | 2002-03-22 | 2003-10-02 | Bayer Ag | Verfahren zur Herstellung von 3-Hydroxy-2-methylbenzoesäure |
EP1753842A1 (en) * | 2004-05-14 | 2007-02-21 | ExxonMobil Research and Engineering Company | Inhibitor enhanced thermal upgrading of heavy oils via mesophase suppression using oil soluble polynuclear aromatics |
CN106928100B (zh) * | 2015-12-29 | 2018-11-13 | 沈阳化工研究院有限公司 | 一种萘磺酸类化合物的连续硝化方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1434019A (en) * | 1972-10-30 | 1976-04-28 | Koebner A | Sulphonation of aromatic compounds |
DE2716029C2 (de) * | 1977-04-09 | 1986-01-09 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Naphthalin-1,3,6-trisulfonsäure |
DE2718207C3 (de) * | 1977-04-23 | 1981-11-05 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Naphthalin-1,3,6-trisulfonsäure |
DE2728070A1 (de) * | 1977-06-22 | 1979-01-11 | Bayer Ag | Kontinuierliche herstellung von naphthalin-1-sulfonsaeure und -1,5-disulfonsaeure |
-
1979
- 1979-01-13 DE DE19792901178 patent/DE2901178A1/de not_active Withdrawn
-
1980
- 1980-01-04 DE DE8080100025T patent/DE3060047D1/de not_active Expired
- 1980-01-04 EP EP80100025A patent/EP0013558B1/de not_active Expired
- 1980-01-04 AT AT80100025T patent/ATE257T1/de not_active IP Right Cessation
- 1980-01-11 JP JP145080A patent/JPS5598155A/ja active Granted
-
1981
- 1981-07-28 US US06/287,591 patent/US4369143A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE2901178A1 (de) | 1980-07-24 |
EP0013558B1 (de) | 1981-09-30 |
JPS6136751B2 (ja) | 1986-08-20 |
EP0013558A1 (de) | 1980-07-23 |
ATE257T1 (de) | 1981-10-15 |
DE3060047D1 (en) | 1981-12-10 |
US4369143A (en) | 1983-01-18 |
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