GB1225867A - - Google Patents
Info
- Publication number
- GB1225867A GB1225867A GB1225867DA GB1225867A GB 1225867 A GB1225867 A GB 1225867A GB 1225867D A GB1225867D A GB 1225867DA GB 1225867 A GB1225867 A GB 1225867A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid ester
- distillation
- reaction
- alkoxycrotonic
- alcohol
- 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
- WDJHALXBUFZDSR-UHFFFAOYSA-N acetoacetic acid Chemical class CC(=O)CC(O)=O WDJHALXBUFZDSR-UHFFFAOYSA-N 0.000 abstract 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 3
- 239000003054 catalyst Substances 0.000 abstract 3
- 238000004821 distillation Methods 0.000 abstract 3
- 150000002148 esters Chemical class 0.000 abstract 3
- -1 acetoacetic acid ester Chemical class 0.000 abstract 2
- 230000002378 acidificating effect Effects 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 2
- 239000000047 product Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- WASQWSOJHCZDFK-UHFFFAOYSA-N diketene Chemical compound C=C1CC(=O)O1 WASQWSOJHCZDFK-UHFFFAOYSA-N 0.000 abstract 1
- 125000005594 diketone group Chemical group 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
- C07C69/67—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids
- C07C69/716—Esters of keto-carboxylic acids or aldehydo-carboxylic acids
- C07C69/72—Acetoacetic acid esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1068567A CH478751A (de) | 1967-07-27 | 1967-07-27 | Verfahren zur Herstellung von Acetessigsäureester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1225867A true GB1225867A (enrdf_load_stackoverflow) | 1971-03-24 |
Family
ID=4365749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1225867D Expired GB1225867A (enrdf_load_stackoverflow) | 1967-07-27 | 1968-07-23 |
Country Status (11)
-
1967
- 1967-07-27 CH CH1068567A patent/CH478751A/de not_active IP Right Cessation
-
1968
- 1968-07-17 DE DE19681768960 patent/DE1768960A1/de active Pending
- 1968-07-23 GB GB1225867D patent/GB1225867A/en not_active Expired
- 1968-07-25 FR FR1575144D patent/FR1575144A/fr not_active Expired
- 1968-07-25 NO NO294068A patent/NO125973B/no unknown
- 1968-07-25 CS CS543468A patent/CS153466B2/cs unknown
- 1968-07-25 AT AT723968A patent/AT278732B/de not_active IP Right Cessation
- 1968-07-26 NL NL6810616A patent/NL6810616A/xx unknown
- 1968-07-26 BE BE718690D patent/BE718690A/xx unknown
- 1968-07-26 DK DK361968A patent/DK129831B/da unknown
- 1968-07-26 SE SE1020968A patent/SE354468B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO125973B (enrdf_load_stackoverflow) | 1972-12-04 |
| DK129831B (da) | 1974-11-25 |
| NL6810616A (enrdf_load_stackoverflow) | 1969-01-29 |
| FR1575144A (enrdf_load_stackoverflow) | 1969-07-18 |
| SE354468B (enrdf_load_stackoverflow) | 1973-03-12 |
| DE1768960A1 (de) | 1972-01-13 |
| CS153466B2 (enrdf_load_stackoverflow) | 1974-02-25 |
| BE718690A (enrdf_load_stackoverflow) | 1968-12-31 |
| DK129831C (enrdf_load_stackoverflow) | 1975-05-12 |
| CH478751A (de) | 1969-09-30 |
| AT278732B (de) | 1970-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |