FI890386A - Process for the purification of 2- (4-isobutylphenyl) propionic acid - Google Patents
Process for the purification of 2- (4-isobutylphenyl) propionic acid Download PDFInfo
- Publication number
- FI890386A FI890386A FI890386A FI890386A FI890386A FI 890386 A FI890386 A FI 890386A FI 890386 A FI890386 A FI 890386A FI 890386 A FI890386 A FI 890386A FI 890386 A FI890386 A FI 890386A
- Authority
- FI
- Finland
- Prior art keywords
- isobutylphenyl
- purification
- propionic acid
- propionic
- acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
- C07C57/30—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3802619A DE3802619C1 (en) | 1988-01-29 | 1988-01-29 | |
DE3802619 | 1988-01-29 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI890386A0 FI890386A0 (en) | 1989-01-26 |
FI890386A true FI890386A (en) | 1989-07-30 |
FI90656B FI90656B (en) | 1993-11-30 |
FI90656C FI90656C (en) | 1994-03-10 |
Family
ID=6346221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI890386A FI90656C (en) | 1988-01-29 | 1989-01-26 | Process for the purification of 2- (4-isobutylphenyl) propionic acid |
Country Status (22)
Country | Link |
---|---|
EP (1) | EP0326027B1 (en) |
JP (1) | JP2688515B2 (en) |
KR (1) | KR0129753B1 (en) |
CN (1) | CN1025609C (en) |
AR (1) | AR244196A1 (en) |
AT (1) | ATE83766T1 (en) |
AU (1) | AU607837B2 (en) |
CA (1) | CA1337553C (en) |
DD (1) | DD278778A5 (en) |
DE (2) | DE3802619C1 (en) |
DK (1) | DK175685B1 (en) |
ES (1) | ES2042811T3 (en) |
FI (1) | FI90656C (en) |
GR (1) | GR3007235T3 (en) |
HU (1) | HU202172B (en) |
IE (1) | IE63324B1 (en) |
IL (1) | IL89094A (en) |
NO (1) | NO169118C (en) |
NZ (1) | NZ227756A (en) |
PT (1) | PT89535B (en) |
RU (1) | RU1819257C (en) |
ZA (1) | ZA89619B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3833446A1 (en) * | 1988-10-01 | 1990-04-05 | Hoechst Ag | METHOD FOR THE PRODUCTION OF MEDICAMENT PARTICLES WITH IMPROVED FLUID, STORAGE AND FORMULATION PROPERTIES AND MEDICAMENTS CONTAINING SUCH MEDICAMENT PARTICLES |
DE3833448A1 (en) * | 1988-10-01 | 1990-04-12 | Hoechst Ag | METHOD OF OBTAINING IBUPROFEN FOR DIRECT TESTING |
US5151551A (en) * | 1990-09-06 | 1992-09-29 | Hoechst Celanese Corporation | Method for purification of ibuprofen comprising mixtures |
GB0519350D0 (en) | 2005-09-22 | 2005-11-02 | Boots Healthcare Int Ltd | Therapeutic agents |
CN204505103U (en) * | 2015-04-14 | 2015-07-29 | 杭州巨星科技股份有限公司 | Worm gear clamping anti-loose structure and locking adjustable wrench |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB971700A (en) * | 1961-02-02 | 1964-09-30 | Boots Pure Drug Co Ltd | Anti-Inflammatory Agents |
US3344045A (en) * | 1964-10-23 | 1967-09-26 | Sun Oil Co | Electrolytic preparation of carboxylic acids |
HU173576B (en) * | 1975-06-24 | 1979-06-28 | Chinoin Gyogyszer Es Vegyeszet | Process for preparing substituted phenyl-alkyl-carboxylic acids |
DE2557011A1 (en) * | 1975-12-18 | 1977-06-23 | Dynamit Nobel Ag | PROCESS FOR THE PRODUCTION OF ALPHA-ARYL-SUBSTITUTED PROPIONIC ACID ALKYLESTERS |
US4694100A (en) * | 1984-07-14 | 1987-09-15 | Nippon Petrochemicals Company, Ltd. | Method for producing α-(p-isobutylphenyl)propionic acid or its alkyl esters |
-
1988
- 1988-01-29 DE DE3802619A patent/DE3802619C1/de not_active Expired
-
1989
- 1989-01-20 AT AT89100912T patent/ATE83766T1/en not_active IP Right Cessation
- 1989-01-20 ES ES89100912T patent/ES2042811T3/en not_active Expired - Lifetime
- 1989-01-20 DE DE8989100912T patent/DE58903057D1/en not_active Expired - Fee Related
- 1989-01-20 EP EP89100912A patent/EP0326027B1/en not_active Expired - Lifetime
- 1989-01-26 AR AR89313081A patent/AR244196A1/en active
- 1989-01-26 FI FI890386A patent/FI90656C/en active IP Right Grant
- 1989-01-26 ZA ZA89619A patent/ZA89619B/en unknown
- 1989-01-26 PT PT89535A patent/PT89535B/en active IP Right Grant
- 1989-01-27 KR KR1019890000868A patent/KR0129753B1/en not_active IP Right Cessation
- 1989-01-27 HU HU89418A patent/HU202172B/en not_active IP Right Cessation
- 1989-01-27 IL IL89094A patent/IL89094A/en not_active IP Right Cessation
- 1989-01-27 CN CN89101467A patent/CN1025609C/en not_active Expired - Fee Related
- 1989-01-27 DD DD89325298A patent/DD278778A5/en unknown
- 1989-01-27 NZ NZ227756A patent/NZ227756A/en unknown
- 1989-01-27 IE IE26889A patent/IE63324B1/en not_active IP Right Cessation
- 1989-01-27 CA CA000589392A patent/CA1337553C/en not_active Expired - Fee Related
- 1989-01-27 NO NO890344A patent/NO169118C/en unknown
- 1989-01-27 DK DK198900376A patent/DK175685B1/en not_active IP Right Cessation
- 1989-01-27 JP JP1016525A patent/JP2688515B2/en not_active Expired - Fee Related
- 1989-01-27 AU AU28857/89A patent/AU607837B2/en not_active Ceased
- 1989-01-28 RU SU894613357A patent/RU1819257C/en not_active IP Right Cessation
-
1993
- 1993-03-05 GR GR930400198T patent/GR3007235T3/el unknown
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Owner name: HOECHST AKTIENGESELLSCHAFT |
|
BB | Publication of examined application | ||
FG | Patent granted |
Owner name: HOECHST CELANESE CORPORATION Owner name: HOECHST AKTIENGESELLSCHAFT |