AT287915B - Verfahren zur Herstellung neuer, in Wasser schwer löslicher Kondensationsprodukte der Tetracycline - Google Patents
Verfahren zur Herstellung neuer, in Wasser schwer löslicher Kondensationsprodukte der TetracyclineInfo
- Publication number
- AT287915B AT287915B AT771368A AT771368A AT287915B AT 287915 B AT287915 B AT 287915B AT 771368 A AT771368 A AT 771368A AT 771368 A AT771368 A AT 771368A AT 287915 B AT287915 B AT 287915B
- Authority
- AT
- Austria
- Prior art keywords
- tetracyclines
- production
- water
- condensation products
- sparingly soluble
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C237/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups
- C07C237/24—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring of the carbon skeleton
- C07C237/26—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring of the carbon skeleton of a ring being part of a condensed ring system formed by at least four rings, e.g. tetracycline
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/12—Preparation of carboxylic acid amides by reactions not involving the formation of carboxamide groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/02—Ortho- or ortho- and peri-condensed systems
- C07C2603/40—Ortho- or ortho- and peri-condensed systems containing four condensed rings
- C07C2603/42—Ortho- or ortho- and peri-condensed systems containing four condensed rings containing only six-membered rings
- C07C2603/44—Naphthacenes; Hydrogenated naphthacenes
- C07C2603/46—1,4,4a,5,5a,6,11,12a- Octahydronaphthacenes, e.g. tetracyclines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681768510 DE1768510A1 (de) | 1968-05-20 | 1968-05-20 | Verfahren zur Herstellung neuer,in Wasser schwer loeslicher Tetracyclinverbindungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT287915B true AT287915B (de) | 1971-02-10 |
Family
ID=5699766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT771368A AT287915B (de) | 1968-05-20 | 1968-08-07 | Verfahren zur Herstellung neuer, in Wasser schwer löslicher Kondensationsprodukte der Tetracycline |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT287915B (de) |
| CH (1) | CH516518A (de) |
| DE (1) | DE1768510A1 (de) |
-
1968
- 1968-05-20 DE DE19681768510 patent/DE1768510A1/de active Pending
- 1968-06-10 CH CH860268A patent/CH516518A/de not_active IP Right Cessation
- 1968-08-07 AT AT771368A patent/AT287915B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1768510A1 (de) | 1972-04-13 |
| CH516518A (de) | 1971-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |