GB1464241A - Purification of aromatic esters - Google Patents
Purification of aromatic estersInfo
- Publication number
- GB1464241A GB1464241A GB601075A GB601075A GB1464241A GB 1464241 A GB1464241 A GB 1464241A GB 601075 A GB601075 A GB 601075A GB 601075 A GB601075 A GB 601075A GB 1464241 A GB1464241 A GB 1464241A
- Authority
- GB
- United Kingdom
- Prior art keywords
- feb
- purification
- crude
- ester
- aromatic esters
- 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
- 125000003118 aryl group Chemical group 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- GYUVMLBYMPKZAZ-UHFFFAOYSA-N dimethyl naphthalene-2,6-dicarboxylate Chemical compound C1=C(C(=O)OC)C=CC2=CC(C(=O)OC)=CC=C21 GYUVMLBYMPKZAZ-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1630774A JPS5829291B2 (ja) | 1974-02-12 | 1974-02-12 | ２，６− ナフタリンジカルボンサンジメチルエステル ノ セイセイホウ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1464241A true GB1464241A (en) | 1977-02-09 |
Family
ID=11912867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB601075A Expired GB1464241A (en) | 1974-02-12 | 1975-02-12 | Purification of aromatic esters |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5829291B2 (enExample) |
| DE (1) | DE2505831C3 (enExample) |
| FR (1) | FR2260561B1 (enExample) |
| GB (1) | GB1464241A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5868226U (ja) * | 1981-11-04 | 1983-05-10 | 伊藤 公政 | 中央に穴のあいたハム及びソ−セ−ジ、かまぼこ等練食品 |
| EP0450621A3 (en) * | 1990-04-05 | 1993-05-12 | Sumikin Chemical Co., Ltd. | Process for the preparation of high-purity naphthalenecarboxylic acid esters |
-
1974
- 1974-02-12 JP JP1630774A patent/JPS5829291B2/ja not_active Expired
-
1975
- 1975-02-12 FR FR7504302A patent/FR2260561B1/fr not_active Expired
- 1975-02-12 DE DE19752505831 patent/DE2505831C3/de not_active Expired
- 1975-02-12 GB GB601075A patent/GB1464241A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2505831A1 (de) | 1975-08-14 |
| JPS50108248A (enExample) | 1975-08-26 |
| DE2505831C3 (de) | 1979-03-15 |
| JPS5829291B2 (ja) | 1983-06-22 |
| FR2260561B1 (enExample) | 1978-10-06 |
| FR2260561A1 (enExample) | 1975-09-05 |
| DE2505831B2 (de) | 1978-07-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |