GB1518322A - Production of tetracarboxylic acids - Google Patents
Production of tetracarboxylic acidsInfo
- Publication number
- GB1518322A GB1518322A GB22305/77A GB2230577A GB1518322A GB 1518322 A GB1518322 A GB 1518322A GB 22305/77 A GB22305/77 A GB 22305/77A GB 2230577 A GB2230577 A GB 2230577A GB 1518322 A GB1518322 A GB 1518322A
- Authority
- GB
- United Kingdom
- Prior art keywords
- production
- tetracarboxylic acids
- tetracarboxylic
- acids
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C61/00—Compounds having carboxyl groups bound to carbon atoms of rings other than six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/28—Saturated compounds having —CHO groups bound to carbon atoms of rings other than six—membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
- C07C67/343—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C67/347—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by addition to unsaturated carbon-to-carbon bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/74—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
- C07C69/753—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring of polycyclic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/74—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
- C07C69/757—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
- C07C2601/10—Systems containing only non-condensed rings with a five-membered ring the ring being unsaturated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/56—Ring systems containing bridged rings
- C07C2603/58—Ring systems containing bridged rings containing three rings
- C07C2603/60—Ring systems containing bridged rings containing three rings containing at least one ring with less than six members
- C07C2603/66—Ring systems containing bridged rings containing three rings containing at least one ring with less than six members containing five-membered rings
- C07C2603/68—Dicyclopentadienes; Hydrogenated dicyclopentadienes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB22305/77A GB1518322A (en) | 1976-06-30 | 1976-06-30 | Production of tetracarboxylic acids |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB22305/77A GB1518322A (en) | 1976-06-30 | 1976-06-30 | Production of tetracarboxylic acids |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1518322A true GB1518322A (en) | 1978-07-19 |
Family
ID=10177243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB22305/77A Expired GB1518322A (en) | 1976-06-30 | 1976-06-30 | Production of tetracarboxylic acids |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1518322A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4271032A (en) * | 1979-07-05 | 1981-06-02 | Texaco Inc. | Polycarboxylic acids and esters in detergent formulations and their use |
CN109503617A (en) * | 2019-01-22 | 2019-03-22 | 青岛科技大学 | A kind of preparation method of 3- carboxymethyl -1,2,4- pentamethylene tricarboxylic acids -1,4:2,3- dianhydride |
-
1976
- 1976-06-30 GB GB22305/77A patent/GB1518322A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4271032A (en) * | 1979-07-05 | 1981-06-02 | Texaco Inc. | Polycarboxylic acids and esters in detergent formulations and their use |
CN109503617A (en) * | 2019-01-22 | 2019-03-22 | 青岛科技大学 | A kind of preparation method of 3- carboxymethyl -1,2,4- pentamethylene tricarboxylic acids -1,4:2,3- dianhydride |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |