ATE27266T1 - Verfahren zur herstellung von hydroxy-3-methyl-3- glutarsaeure. - Google Patents
Verfahren zur herstellung von hydroxy-3-methyl-3- glutarsaeure.Info
- Publication number
- ATE27266T1 ATE27266T1 AT84402464T AT84402464T ATE27266T1 AT E27266 T1 ATE27266 T1 AT E27266T1 AT 84402464 T AT84402464 T AT 84402464T AT 84402464 T AT84402464 T AT 84402464T AT E27266 T1 ATE27266 T1 AT E27266T1
- Authority
- AT
- Austria
- Prior art keywords
- hydroxy
- methyl
- see diagramm
- butanoate
- formula
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- NPOAOTPXWNWTSH-UHFFFAOYSA-N 3-hydroxy-3-methylglutaric acid Chemical compound OC(=O)CC(O)(C)CC(O)=O NPOAOTPXWNWTSH-UHFFFAOYSA-N 0.000 abstract 4
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- JKQKFMKOTXGRPC-UHFFFAOYSA-N ethyl 4-chloro-3-hydroxy-3-methylbutanoate Chemical compound CCOC(=O)CC(C)(O)CCl JKQKFMKOTXGRPC-UHFFFAOYSA-N 0.000 abstract 2
- ZKTNVUWVDGUQJE-UHFFFAOYSA-N ethyl 4-cyano-3-hydroxy-3-methylbutanoate Chemical compound CCOC(=O)CC(C)(O)CC#N ZKTNVUWVDGUQJE-UHFFFAOYSA-N 0.000 abstract 2
- 230000007062 hydrolysis Effects 0.000 abstract 2
- 238000006460 hydrolysis reaction Methods 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/08—Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8320313A FR2556341B1 (fr) | 1983-12-13 | 1983-12-13 | Nouveau procede de preparation de l'acide hydroxy-3 methyl-3 glutarique |
| EP84402464A EP0148666B1 (de) | 1983-12-13 | 1984-11-30 | Verfahren zur Herstellung von Hydroxy-3-methyl-3-glutarsäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE27266T1 true ATE27266T1 (de) | 1987-06-15 |
Family
ID=9295317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT84402464T ATE27266T1 (de) | 1983-12-13 | 1984-11-30 | Verfahren zur herstellung von hydroxy-3-methyl-3- glutarsaeure. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0148666B1 (de) |
| JP (1) | JPS60190735A (de) |
| AT (1) | ATE27266T1 (de) |
| DE (1) | DE3463760D1 (de) |
| FR (1) | FR2556341B1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240043602A1 (en) | 2021-02-10 | 2024-02-08 | Kuraray Co., Ltd. | Polyester polyol, urethane prepolymer and polyurethane |
-
1983
- 1983-12-13 FR FR8320313A patent/FR2556341B1/fr not_active Expired
-
1984
- 1984-11-30 AT AT84402464T patent/ATE27266T1/de not_active IP Right Cessation
- 1984-11-30 DE DE8484402464T patent/DE3463760D1/de not_active Expired
- 1984-11-30 EP EP84402464A patent/EP0148666B1/de not_active Expired
- 1984-12-13 JP JP59263706A patent/JPS60190735A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE3463760D1 (en) | 1987-06-25 |
| JPS60190735A (ja) | 1985-09-28 |
| FR2556341A1 (fr) | 1985-06-14 |
| EP0148666A1 (de) | 1985-07-17 |
| EP0148666B1 (de) | 1987-05-20 |
| FR2556341B1 (fr) | 1986-04-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |