DE69103647D1 - Verfahren zur Herstellung von Naphthalindicarbonsäure. - Google Patents
Verfahren zur Herstellung von Naphthalindicarbonsäure.Info
- Publication number
- DE69103647D1 DE69103647D1 DE69103647T DE69103647T DE69103647D1 DE 69103647 D1 DE69103647 D1 DE 69103647D1 DE 69103647 T DE69103647 T DE 69103647T DE 69103647 T DE69103647 T DE 69103647T DE 69103647 D1 DE69103647 D1 DE 69103647D1
- Authority
- DE
- Germany
- Prior art keywords
- preparation
- naphthalenedicarboxylic acid
- naphthalenedicarboxylic
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/33—Polycyclic acids
- C07C63/337—Polycyclic acids with carboxyl groups bound to condensed ring systems
- C07C63/34—Polycyclic acids with carboxyl groups bound to condensed ring systems containing two condensed rings
- C07C63/38—Polycyclic acids with carboxyl groups bound to condensed ring systems containing two condensed rings containing two carboxyl groups both bound to carbon atoms of the condensed ring system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
- C07C51/493—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification whereby carboxylic acid esters are formed
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2709590 | 1990-02-08 | ||
JP2411285A JPH049352A (ja) | 1990-02-08 | 1990-12-18 | ナフタレンジカルボン酸の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69103647D1 true DE69103647D1 (de) | 1994-10-06 |
DE69103647T2 DE69103647T2 (de) | 1994-12-22 |
Family
ID=26364983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69103647T Expired - Fee Related DE69103647T2 (de) | 1990-02-08 | 1991-02-06 | Verfahren zur Herstellung von Naphthalindicarbonsäure. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0441347B1 (de) |
JP (1) | JPH049352A (de) |
KR (1) | KR910015522A (de) |
CA (1) | CA2035960C (de) |
DE (1) | DE69103647T2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69214937T3 (de) * | 1991-12-19 | 2002-07-18 | Bp Corp North America Inc N D | Verfahren zur herstellung von gereinigten 2,6-naphthalindicarbonsäuren |
US5563294A (en) * | 1991-12-19 | 1996-10-08 | Amoco Corporation | Process for preparing purified 2,6-naphthalenedicarboxylic acid |
CN104399527B (zh) * | 2014-11-12 | 2016-05-18 | 淮阴师范学院 | 凹凸棒粘土/聚合离子液体复合催化剂的制备方法 |
CN104475127A (zh) * | 2014-11-18 | 2015-04-01 | 成都理想财富投资咨询有限公司 | 固体酸催化剂的制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3650907A (en) * | 1969-04-23 | 1972-03-21 | Sun Oil Co | Method of separating 2,6-naphthalic acid from 6-formyl-2-naphthoic acid |
-
1990
- 1990-12-18 JP JP2411285A patent/JPH049352A/ja active Pending
-
1991
- 1991-02-06 EP EP91101613A patent/EP0441347B1/de not_active Expired - Lifetime
- 1991-02-06 KR KR1019910002027A patent/KR910015522A/ko not_active Application Discontinuation
- 1991-02-06 DE DE69103647T patent/DE69103647T2/de not_active Expired - Fee Related
- 1991-02-07 CA CA002035960A patent/CA2035960C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2035960A1 (en) | 1991-08-09 |
JPH049352A (ja) | 1992-01-14 |
CA2035960C (en) | 1997-03-18 |
EP0441347B1 (de) | 1994-08-31 |
DE69103647T2 (de) | 1994-12-22 |
KR910015522A (ko) | 1991-09-30 |
EP0441347A1 (de) | 1991-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |