PH12438A - Improved process in the preparation of 6-methylene-5-oxytetracycline - Google Patents
Improved process in the preparation of 6-methylene-5-oxytetracyclineInfo
- Publication number
- PH12438A PH12438A PH13128A PH13128A PH12438A PH 12438 A PH12438 A PH 12438A PH 13128 A PH13128 A PH 13128A PH 13128 A PH13128 A PH 13128A PH 12438 A PH12438 A PH 12438A
- Authority
- PH
- Philippines
- Prior art keywords
- oxytetracycline
- methylene
- preparation
- improved process
- improved
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C233/00—Carboxylic acid amides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10168870A | 1970-12-28 | 1970-12-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
PH12438A true PH12438A (en) | 1979-03-01 |
Family
ID=22285898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PH13128A PH12438A (en) | 1970-12-28 | 1971-12-21 | Improved process in the preparation of 6-methylene-5-oxytetracycline |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT323320B (en) |
DE (1) | DE2117443A1 (en) |
ES (1) | ES391289A1 (en) |
PH (1) | PH12438A (en) |
ZA (1) | ZA717283B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110668969B (en) * | 2019-10-10 | 2022-06-10 | 山东国邦药业有限公司 | Preparation method of methacycline |
-
1971
- 1971-04-08 DE DE19712117443 patent/DE2117443A1/en not_active Withdrawn
- 1971-04-09 AT AT307771A patent/AT323320B/en not_active IP Right Cessation
- 1971-05-18 ES ES391289A patent/ES391289A1/en not_active Expired
- 1971-11-01 ZA ZA717283A patent/ZA717283B/en unknown
- 1971-12-21 PH PH13128A patent/PH12438A/en unknown
Also Published As
Publication number | Publication date |
---|---|
AT323320B (en) | 1975-07-10 |
DE2117443A1 (en) | 1972-07-27 |
ZA717283B (en) | 1973-06-27 |
ES391289A1 (en) | 1974-08-01 |
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