DE68905413D1 - Verfahren zur herstellung von alkalimetallsalz von 2,3,6,7-naphthalintetracarbonsaeure. - Google Patents
Verfahren zur herstellung von alkalimetallsalz von 2,3,6,7-naphthalintetracarbonsaeure.Info
- Publication number
- DE68905413D1 DE68905413D1 DE8989116376T DE68905413T DE68905413D1 DE 68905413 D1 DE68905413 D1 DE 68905413D1 DE 8989116376 T DE8989116376 T DE 8989116376T DE 68905413 T DE68905413 T DE 68905413T DE 68905413 D1 DE68905413 D1 DE 68905413D1
- Authority
- DE
- Germany
- Prior art keywords
- naphthaline
- metal salt
- alkaline metal
- producing alkaline
- tetracarbonic acid
- 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 - Fee Related
Links
- NJRWLESRYZMVRW-UHFFFAOYSA-N carboxy carboxyoxycarbonyl carbonate Chemical compound OC(=O)OC(=O)OC(=O)OC(O)=O NJRWLESRYZMVRW-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000002184 metal Substances 0.000 title 1
- 150000003839 salts Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
- C07C51/416—Henkel reaction and related reactions, i.e. rearrangement of carboxylate salt groups linked to six-membered aromatic rings, in the absence or in the presence of CO or CO2, (e.g. preparation of terepholates from benzoates); no additional classification for the subsequent hydrolysis of the salt groups has to be given
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63221637A JPH0269433A (ja) | 1988-09-05 | 1988-09-05 | 2,3,6,7−ナフタレンテトラカルボン酸アルカリ塩の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68905413D1 true DE68905413D1 (de) | 1993-04-22 |
DE68905413T2 DE68905413T2 (de) | 1995-06-08 |
Family
ID=16769894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68905413T Expired - Fee Related DE68905413T2 (de) | 1988-09-05 | 1989-09-05 | Verfahren zur Herstellung von Alkalimetallsalz von 2,3,6,7-Naphthalintetracarbonsäure. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4942257A (de) |
EP (1) | EP0359098B1 (de) |
JP (1) | JPH0269433A (de) |
DE (1) | DE68905413T2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2513530B2 (ja) * | 1990-10-12 | 1996-07-03 | 日本鋼管株式会社 | テトラカルボン酸の分離・精製法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB869505A (en) * | 1958-03-07 | 1961-05-31 | Henkel & Cie Gmbh | Process for the preparation of cyclic di-and tri-carboxylic acids |
US3652664A (en) * | 1969-11-20 | 1972-03-28 | Phillips Petroleum Co | Process for the production of aromatic polycarboxylates |
US3751456A (en) * | 1972-03-03 | 1973-08-07 | Phillips Petroleum Co | Disproportionation of aromatic monocarboxylates |
IT1007342B (it) * | 1973-02-14 | 1976-10-30 | Teijin Ltd | Acidi 1.3.5.7 naftalen tetracar bossilici e procedimento per pre pararli |
US4230885A (en) * | 1978-06-12 | 1980-10-28 | Phillips Petroleum Company | Conversion of aromatic carboxylates to terephthalate |
EP0217329B1 (de) * | 1985-09-30 | 1990-06-06 | Nippon Steel Corporation | Verfahren zur Herstellung von Dialkalisalzen der Naphthalin-2,6-dicarbonsäure |
-
1988
- 1988-09-05 JP JP63221637A patent/JPH0269433A/ja active Pending
-
1989
- 1989-08-31 US US07/401,635 patent/US4942257A/en not_active Expired - Fee Related
- 1989-09-05 DE DE68905413T patent/DE68905413T2/de not_active Expired - Fee Related
- 1989-09-05 EP EP89116376A patent/EP0359098B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE68905413T2 (de) | 1995-06-08 |
EP0359098A1 (de) | 1990-03-21 |
EP0359098B1 (de) | 1993-03-17 |
JPH0269433A (ja) | 1990-03-08 |
US4942257A (en) | 1990-07-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3868138D1 (de) | Verfahren zur herstellung von quaternaeren salzen. | |
DE69230967D1 (de) | Verfahren zur herstellung von 2,6-naphthalindicarbonsäure | |
DE3869920D1 (de) | Verfahren zur herstellung von 1,1-dichlor-1,2,2,2-tetrafluoraethan. | |
DE3882925D1 (de) | Verfahren zur herstellung von alkalimetallhydroxid. | |
DE3777615D1 (de) | Verfahren zur herstellung von metalloxiden. | |
DE3860671D1 (de) | Verfahren zur herstellung von 2,6-dialkylnaphthalin. | |
DE3861825D1 (de) | Verfahren zur herstellung von (2,2)-paracyclophan. | |
DE59106777D1 (de) | VERFAHREN ZUR HERSTELLUNG VON HELLFARBIGEN alpha-SULFOFETTSÄUREALKYLESTER-ALKALIMETALLSALZPASTEN. | |
DE59001820D1 (de) | Verfahren zur herstellung von indolcarbonsaeurederivaten. | |
DE3879049D1 (de) | Verfahren zur herstellung von penizillan-saeurederivaten. | |
DE68905327D1 (de) | Verfahren zur herstellung von 1,1,1,2-tetrafluorethan. | |
DE3483535D1 (de) | Verfahren zur herstellung von 2,2,3-trifluorpropionsaeurefluorid. | |
DE3780527D1 (de) | Verfahren zur herstellung von 5'-guanyl-saeure. | |
DE58902890D1 (de) | Verfahren zur herstellung von 2,5-diarylaminoterephthalsaeuren. | |
DE3768426D1 (de) | Verfahren zur herstellung von 4,4'-biphenyldicarbonsaeure. | |
DE3574868D1 (de) | Verfahren zur herstellung von unsymmetrischen diestern von 1,4-dihydropyridin-3,5-dicarbonsaeure. | |
DE3885093D1 (de) | Verfahren zur herstellung von teilförmigem metallpulver. | |
DE3776440D1 (de) | Verfahren zur herstellung von 5-aminosalicylsaeure. | |
DE3860105D1 (de) | Verfahren zur herstellung von 4,4'-dichlordiphenylsulfonen. | |
DE58905141D1 (de) | Verfahren zur herstellung von cyclopropancarbonsaeureamid. | |
DE3677838D1 (de) | Verfahren zur herstellung von alkylestern von 3,4-epoxybuttersaeure. | |
DE3862054D1 (de) | Verfahren zur herstellung von trifluormethansulfonsaeure. | |
DE3861839D1 (de) | Verfahren zur herstellung von alkalimetallnitraten. | |
DE3860061D1 (de) | Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeure. | |
DE3578862D1 (de) | Verfahren zur herstellung von 5,6,7,8-tetrahydrofolsaeure. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de | ||
8370 | Indication related to discontinuation of the patent is to be deleted | ||
8339 | Ceased/non-payment of the annual fee |