NL6611451A - - Google Patents
Info
- Publication number
- NL6611451A NL6611451A NL6611451A NL6611451A NL6611451A NL 6611451 A NL6611451 A NL 6611451A NL 6611451 A NL6611451 A NL 6611451A NL 6611451 A NL6611451 A NL 6611451A NL 6611451 A NL6611451 A NL 6611451A
- Authority
- NL
- Netherlands
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
- C07C63/313—Monocyclic acids containing more than three carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEST24278A DE1260458B (de) | 1965-08-16 | 1965-08-16 | Verfahren zur Herstellung von aromatischen Carbonsaeuren |
| DE1493217A DE1493217C3 (de) | 1965-08-16 | 1965-08-16 | Verfahren zur Herstellung von Pyromellithsäure bzw. deren Mono- und Dianhydrid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6611451A true NL6611451A (US07608600-20091027-C00054.png) | 1967-02-17 |
| NL151350B NL151350B (nl) | 1976-11-15 |
Family
ID=25994360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL666611451A NL151350B (nl) | 1965-08-16 | 1966-08-15 | Werkwijze voor het bereiden van pyromellietzuur en de mono- en dianhydriden daarvan. |
Country Status (6)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6042349A (ja) * | 1983-08-19 | 1985-03-06 | Nippon Zeon Co Ltd | 置換フタル酸化合物の製造方法 |
| US6576770B1 (en) | 2001-12-05 | 2003-06-10 | General Electric Company | Preparation of substituted phthalic anhydrides and substituted phthalimides |
| US6498224B1 (en) | 2001-12-05 | 2002-12-24 | General Electric Company | Methods for the preparation poly(etherimide)s |
| US6528663B1 (en) | 2001-12-05 | 2003-03-04 | General Electric Company | Methods for the preparation of 4-chlorophthalic anhydride |
| US6881815B2 (en) * | 2002-09-25 | 2005-04-19 | General Electric Company | Method for the preparation poly(etherimide)s |
| CN114621074A (zh) * | 2020-12-10 | 2022-06-14 | 中国科学院大连化学物理研究所 | 一种苯四甲酸的制备方法与应用 |
-
1965
- 1965-08-16 DE DE1493217A patent/DE1493217C3/de not_active Expired
- 1965-08-16 DE DEST24278A patent/DE1260458B/de active Pending
-
1966
- 1966-08-03 GB GB34800/66A patent/GB1159245A/en not_active Expired
- 1966-08-09 US US571176A patent/US3506689A/en not_active Expired - Lifetime
- 1966-08-09 FR FR72593A patent/FR1503596A/fr not_active Expired
- 1966-08-11 BE BE685415D patent/BE685415A/xx unknown
- 1966-08-15 NL NL666611451A patent/NL151350B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US3506689A (en) | 1970-04-14 |
| DE1493217B2 (de) | 1978-03-16 |
| DE1493217A1 (de) | 1969-10-16 |
| NL151350B (nl) | 1976-11-15 |
| FR1503596A (fr) | 1967-12-01 |
| GB1159245A (en) | 1969-07-23 |
| DE1260458B (de) | 1968-02-08 |
| BE685415A (US07608600-20091027-C00054.png) | 1967-02-13 |
| DE1493217C3 (de) | 1978-11-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| V1 | Lapsed because of non-payment of the annual fee | ||
| NL80 | Information provided on patent owner name for an already discontinued patent |
Owner name: KOHLE |