NL7409249A - PROCESS FOR PREPARING 11A-CHLORO-5-OXY-TETRACYCLINE-6.12-HEMIKETAL. - Google Patents
PROCESS FOR PREPARING 11A-CHLORO-5-OXY-TETRACYCLINE-6.12-HEMIKETAL.Info
- Publication number
- NL7409249A NL7409249A NL7409249A NL7409249A NL7409249A NL 7409249 A NL7409249 A NL 7409249A NL 7409249 A NL7409249 A NL 7409249A NL 7409249 A NL7409249 A NL 7409249A NL 7409249 A NL7409249 A NL 7409249A
- Authority
- NL
- Netherlands
- Prior art keywords
- hemiketal
- tetracycline
- oxy
- chloro
- preparing
- 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
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US38496973A | 1973-08-02 | 1973-08-02 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7409249A true NL7409249A (en) | 1975-02-04 |
| NL177596B NL177596B (en) | 1985-05-17 |
| NL177596C NL177596C (en) | 1985-10-16 |
Family
ID=23519498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7409249,A NL177596C (en) | 1973-08-02 | 1974-07-09 | PROCESS FOR PREPARING 11A-CHLORO-5-OXYTETRACYCLINE-6,12 HEMICETAL IN THE FORM OF AN ACID ADDITION SALT. |
Country Status (28)
| Country | Link |
|---|---|
| JP (1) | JPS5835982B2 (en) |
| AR (1) | AR199626A1 (en) |
| AT (1) | AT333426B (en) |
| AU (1) | AU476600B2 (en) |
| BE (1) | BE817406A (en) |
| CA (1) | CA1008068A (en) |
| CH (1) | CH582650A5 (en) |
| CS (1) | CS183754B2 (en) |
| DD (1) | DD113527A5 (en) |
| DE (1) | DE2433608C2 (en) |
| DK (1) | DK153400C (en) |
| ES (1) | ES428365A1 (en) |
| FI (1) | FI59394C (en) |
| FR (1) | FR2239450B1 (en) |
| GB (1) | GB1465542A (en) |
| HK (1) | HK28479A (en) |
| HU (1) | HU170051B (en) |
| IE (1) | IE39803B1 (en) |
| IL (1) | IL45119A (en) |
| KE (1) | KE2934A (en) |
| LU (1) | LU70504A1 (en) |
| MY (1) | MY7900241A (en) |
| NL (1) | NL177596C (en) |
| PH (1) | PH10821A (en) |
| PL (1) | PL94201B1 (en) |
| SE (1) | SE416727B (en) |
| YU (1) | YU39463B (en) |
| ZA (1) | ZA744126B (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2984686A (en) * | 1960-12-19 | 1961-05-16 | Pfizer & Co C | 6-deoxy-6-demethyl-6-methylene-5-oxytetracyclines |
-
1974
- 1974-02-04 GB GB512474A patent/GB1465542A/en not_active Expired
- 1974-06-24 SE SE7408295A patent/SE416727B/en not_active IP Right Cessation
- 1974-06-24 CA CA203,251A patent/CA1008068A/en not_active Expired
- 1974-06-25 IL IL45119A patent/IL45119A/en unknown
- 1974-06-26 YU YU1788/74A patent/YU39463B/en unknown
- 1974-06-26 IE IE1360/74A patent/IE39803B1/en unknown
- 1974-06-26 ZA ZA00744126A patent/ZA744126B/en unknown
- 1974-06-27 PH PH15989A patent/PH10821A/en unknown
- 1974-07-05 FI FI2072/74A patent/FI59394C/en active
- 1974-07-05 AU AU70885/74A patent/AU476600B2/en not_active Expired
- 1974-07-09 JP JP49078645A patent/JPS5835982B2/en not_active Expired
- 1974-07-09 NL NLAANVRAGE7409249,A patent/NL177596C/en not_active IP Right Cessation
- 1974-07-09 BE BE1006064A patent/BE817406A/en not_active IP Right Cessation
- 1974-07-09 FR FR7423842A patent/FR2239450B1/fr not_active Expired
- 1974-07-10 DK DK370074A patent/DK153400C/en not_active IP Right Cessation
- 1974-07-10 CH CH950974A patent/CH582650A5/xx not_active IP Right Cessation
- 1974-07-10 DE DE2433608A patent/DE2433608C2/en not_active Expired
- 1974-07-11 LU LU70504A patent/LU70504A1/xx unknown
- 1974-07-12 AT AT579274A patent/AT333426B/en not_active IP Right Cessation
- 1974-07-17 HU HUPI426A patent/HU170051B/hu not_active IP Right Cessation
- 1974-07-17 ES ES428365A patent/ES428365A1/en not_active Expired
- 1974-07-17 PL PL1974172793A patent/PL94201B1/pl unknown
- 1974-07-18 AR AR254757A patent/AR199626A1/en active
- 1974-07-18 CS CS7400005144A patent/CS183754B2/en unknown
- 1974-07-18 DD DD179987A patent/DD113527A5/xx unknown
-
1979
- 1979-03-16 KE KE2934A patent/KE2934A/en unknown
- 1979-05-03 HK HK284/79A patent/HK28479A/en unknown
- 1979-12-30 MY MY241/79A patent/MY7900241A/en unknown
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V1 | Lapsed because of non-payment of the annual fee |