NL8300009A - Werkwijze voor de bereiding van farmaceutisch benzoezuur. - Google Patents
Werkwijze voor de bereiding van farmaceutisch benzoezuur. Download PDFInfo
- Publication number
- NL8300009A NL8300009A NL8300009A NL8300009A NL8300009A NL 8300009 A NL8300009 A NL 8300009A NL 8300009 A NL8300009 A NL 8300009A NL 8300009 A NL8300009 A NL 8300009A NL 8300009 A NL8300009 A NL 8300009A
- Authority
- NL
- Netherlands
- Prior art keywords
- benzoic acid
- gas
- mpa
- process according
- pharmaceutical
- Prior art date
Links
Classifications
-
- 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
-
- 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
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8300009A NL8300009A (nl) | 1983-01-03 | 1983-01-03 | Werkwijze voor de bereiding van farmaceutisch benzoezuur. |
US06/564,199 US4547587A (en) | 1983-01-03 | 1983-12-22 | Process for the preparation of pharmaceutical benzoic acid |
JP58244970A JPS59130837A (ja) | 1983-01-03 | 1983-12-27 | 製薬的安息香酸の製法 |
DE8383201851T DE3368600D1 (en) | 1983-01-03 | 1983-12-29 | Process for the preparation of pharmaceutical benzoic acid |
AT83201851T ATE24477T1 (de) | 1983-01-03 | 1983-12-29 | Verfahren zur herstellung der pharmazeutischen benzoesaeure. |
EP83201851A EP0115100B1 (fr) | 1983-01-03 | 1983-12-29 | Procédé de production d'acide benzoique pharmaceutique |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8300009A NL8300009A (nl) | 1983-01-03 | 1983-01-03 | Werkwijze voor de bereiding van farmaceutisch benzoezuur. |
NL8300009 | 1983-01-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8300009A true NL8300009A (nl) | 1984-08-01 |
Family
ID=19841176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8300009A NL8300009A (nl) | 1983-01-03 | 1983-01-03 | Werkwijze voor de bereiding van farmaceutisch benzoezuur. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4547587A (fr) |
EP (1) | EP0115100B1 (fr) |
JP (1) | JPS59130837A (fr) |
AT (1) | ATE24477T1 (fr) |
DE (1) | DE3368600D1 (fr) |
NL (1) | NL8300009A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8403559A (nl) * | 1984-11-23 | 1986-06-16 | Stamicarbon | Werkwijze en inrichting voor het zuiveren van benzoezuur. |
NL8403558A (nl) * | 1984-11-23 | 1986-06-16 | Stamicarbon | Werkwijze voor het winnen van gezuiverd benzoezuur. |
NL8500060A (nl) * | 1985-01-11 | 1986-08-01 | Stamicarbon | Werkwijze voor het bereiden van gezuiverd, nagenoeg reukloos, vast benzoezuur. |
US4714526A (en) * | 1985-06-10 | 1987-12-22 | The University Of Rochester | Supercritical fluid extraction method for multi-component systems |
JPH10101611A (ja) * | 1996-09-30 | 1998-04-21 | Nippon Steel Chem Co Ltd | 安息香酸の精製方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1380277A (en) * | 1919-12-12 | 1921-05-31 | Barrett Co | Catalytic oxidation of ortho-cresol |
US1851361A (en) * | 1927-08-08 | 1932-03-29 | Selden Co | Catalytic side chain oxidation of aromatic compounds |
US1686913A (en) * | 1927-10-18 | 1928-10-09 | Selden Co | Purification of benzoic acid and its derivatives |
BE760038A (fr) * | 1969-12-08 | 1971-05-17 | Dow Chemical Co | Purification de l'acide benzoique |
DE2460822C2 (de) * | 1974-12-21 | 1981-07-23 | Bayer Ag, 5090 Leverkusen | Gewinnung von Benzoesäure |
DE2636489C2 (de) * | 1976-08-13 | 1984-01-12 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Natriumbenzoat |
-
1983
- 1983-01-03 NL NL8300009A patent/NL8300009A/nl not_active Application Discontinuation
- 1983-12-22 US US06/564,199 patent/US4547587A/en not_active Expired - Fee Related
- 1983-12-27 JP JP58244970A patent/JPS59130837A/ja active Pending
- 1983-12-29 DE DE8383201851T patent/DE3368600D1/de not_active Expired
- 1983-12-29 AT AT83201851T patent/ATE24477T1/de not_active IP Right Cessation
- 1983-12-29 EP EP83201851A patent/EP0115100B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ATE24477T1 (de) | 1987-01-15 |
EP0115100A2 (fr) | 1984-08-08 |
US4547587A (en) | 1985-10-15 |
EP0115100B1 (fr) | 1986-12-30 |
EP0115100A3 (en) | 1984-08-22 |
JPS59130837A (ja) | 1984-07-27 |
DE3368600D1 (en) | 1987-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1B | A search report has been drawn up | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |