IE34137B1 - Improvements relating to the production of acetylsalicylic acid - Google Patents
Improvements relating to the production of acetylsalicylic acidInfo
- Publication number
- IE34137B1 IE34137B1 IE597/70A IE59770A IE34137B1 IE 34137 B1 IE34137 B1 IE 34137B1 IE 597/70 A IE597/70 A IE 597/70A IE 59770 A IE59770 A IE 59770A IE 34137 B1 IE34137 B1 IE 34137B1
- Authority
- IE
- Ireland
- Prior art keywords
- acetylsalicylic acid
- filtrate
- bloch
- liquid alcohol
- production
- Prior art date
Links
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 title abstract 5
- 229960001138 acetylsalicylic acid Drugs 0.000 title abstract 5
- 239000000706 filtrate Substances 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 239000013078 crystal Substances 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- OAWXYINGQXLWOE-UHFFFAOYSA-N (2-acetyloxybenzoyl) 2-acetyloxybenzoate Chemical compound CC(=O)OC1=CC=CC=C1C(=O)OC(=O)C1=CC=CC=C1OC(C)=O OAWXYINGQXLWOE-UHFFFAOYSA-N 0.000 abstract 1
- 239000000969 carrier Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000010899 nucleation Methods 0.000 abstract 1
- 239000008194 pharmaceutical composition Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000010583 slow cooling Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/60—Salicylic acid; Derivatives thereof
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
Landscapes
- Health & Medical Sciences (AREA)
- Architecture (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691923623 DE1923623A1 (de) | 1969-05-08 | 1969-05-08 | Verfahren zur Herstellung von Acetylsalicylsaeure und Acetylsalicylsaeure enthaltende Arzneimittel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE34137L IE34137L (en) | 1970-11-08 |
| IE34137B1 true IE34137B1 (en) | 1975-02-19 |
Family
ID=5733676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE597/70A IE34137B1 (en) | 1969-05-08 | 1970-05-07 | Improvements relating to the production of acetylsalicylic acid |
Country Status (13)
| Country | Link |
|---|---|
| AT (2) | AT300766B (da) |
| BE (1) | BE749950A (da) |
| BR (1) | BR7018873D0 (da) |
| DE (1) | DE1923623A1 (da) |
| DK (1) | DK128206B (da) |
| ES (1) | ES379240A1 (da) |
| FR (1) | FR2051507B1 (da) |
| GB (1) | GB1307333A (da) |
| IE (1) | IE34137B1 (da) |
| IL (1) | IL34464A (da) |
| NL (1) | NL7006602A (da) |
| RO (1) | RO56260A (da) |
| ZA (1) | ZA702813B (da) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR600279A (fr) * | 1924-07-22 | 1926-02-03 | Ketoid Company | Procédé de fabrication de l'acide acétylsalicylique |
| US2209019A (en) * | 1938-06-24 | 1940-07-23 | Dow Chemical Co | Crystallization of aspirin |
-
1969
- 1969-05-08 DE DE19691923623 patent/DE1923623A1/de active Pending
-
1970
- 1970-04-22 AT AT370070A patent/AT300766B/de not_active IP Right Cessation
- 1970-04-22 AT AT851771A patent/AT319217B/de not_active IP Right Cessation
- 1970-04-27 ZA ZA702813A patent/ZA702813B/xx unknown
- 1970-04-29 RO RO63235A patent/RO56260A/ro unknown
- 1970-04-30 ES ES379240A patent/ES379240A1/es not_active Expired
- 1970-05-04 IL IL34464A patent/IL34464A/xx unknown
- 1970-05-05 BE BE749950D patent/BE749950A/xx unknown
- 1970-05-06 FR FR7016623A patent/FR2051507B1/fr not_active Expired
- 1970-05-06 NL NL7006602A patent/NL7006602A/xx unknown
- 1970-05-07 GB GB2200470A patent/GB1307333A/en not_active Expired
- 1970-05-07 BR BR218873/70A patent/BR7018873D0/pt unknown
- 1970-05-07 IE IE597/70A patent/IE34137B1/xx unknown
- 1970-05-08 DK DK235170AA patent/DK128206B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1307333A (en) | 1973-02-21 |
| AT300766B (de) | 1972-08-10 |
| BR7018873D0 (pt) | 1973-04-26 |
| IE34137L (en) | 1970-11-08 |
| BE749950A (fr) | 1970-10-16 |
| AT319217B (de) | 1974-12-10 |
| ES379240A1 (es) | 1973-07-16 |
| FR2051507A1 (da) | 1971-04-09 |
| NL7006602A (da) | 1970-11-10 |
| IL34464A (en) | 1974-01-14 |
| IL34464A0 (en) | 1970-07-19 |
| RO56260A (da) | 1974-04-01 |
| DK128206B (da) | 1974-03-18 |
| DE1923623A1 (de) | 1970-12-03 |
| ZA702813B (en) | 1971-01-27 |
| FR2051507B1 (da) | 1974-05-24 |
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