DK216284A - Fremgangsmaade til fremstilling af sfaerisk-krystallinsk oxytetracyclin-hydrochlorid - Google Patents

Fremgangsmaade til fremstilling af sfaerisk-krystallinsk oxytetracyclin-hydrochlorid Download PDF

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Publication number
DK216284A
DK216284A DK216284A DK216284A DK216284A DK 216284 A DK216284 A DK 216284A DK 216284 A DK216284 A DK 216284A DK 216284 A DK216284 A DK 216284A DK 216284 A DK216284 A DK 216284A
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DK
Denmark
Prior art keywords
hydrochloride
oxytetracyclin
crystals
needle
oxytetracyclin hydrochloride
Prior art date
Application number
DK216284A
Other languages
English (en)
Other versions
DK216284D0 (da
Inventor
Miklos Szarvas
Eva Horvath
Laszlo Cseke
Janos Balint
Ferenc Fabian
Lajos Kun
Original Assignee
Biogal Gyogyszergyar
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Biogal Gyogyszergyar filed Critical Biogal Gyogyszergyar
Publication of DK216284D0 publication Critical patent/DK216284D0/da
Publication of DK216284A publication Critical patent/DK216284A/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/34—Separation; Purification; Stabilisation; Use of additives
    • 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)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Steroid Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Hydrogenated Pyridines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
DK216284A 1983-05-02 1984-05-01 Fremgangsmaade til fremstilling af sfaerisk-krystallinsk oxytetracyclin-hydrochlorid DK216284A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU831495A HU192799B (en) 1983-05-02 1983-05-02 Process for producing rolling cristalline cristalline oxytetracycline-hydrochloride

Publications (2)

Publication Number Publication Date
DK216284D0 DK216284D0 (da) 1984-05-01
DK216284A true DK216284A (da) 1984-11-03

Family

ID=10954721

Family Applications (1)

Application Number Title Priority Date Filing Date
DK216284A DK216284A (da) 1983-05-02 1984-05-01 Fremgangsmaade til fremstilling af sfaerisk-krystallinsk oxytetracyclin-hydrochlorid

Country Status (13)

Country Link
US (1) US4579686A (da)
EP (1) EP0126999B1 (da)
JP (1) JPS606648A (da)
KR (1) KR840009293A (da)
AT (1) ATE23990T1 (da)
AU (1) AU566233B2 (da)
CA (1) CA1213273A (da)
DE (1) DE3461529D1 (da)
DK (1) DK216284A (da)
FI (1) FI841543A (da)
HU (1) HU192799B (da)
NZ (1) NZ208010A (da)
PH (2) PH22233A (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5202449A (en) * 1987-07-28 1993-04-13 Nippon Kayaku Kabushiki Kaisha Process for purifying 7-dimethylamino-6-demethyl-6-deoxytetracycline
JPH07508495A (ja) * 1992-04-06 1995-09-21 プリヴァ　ハンデルス　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツング オキシテトラサイクリンの精製方法および中間体
CN101914035B (zh) * 2010-08-27 2014-03-05 扬州联博药业有限公司 一种盐酸土霉素的制备方法
CN107011204B (zh) * 2017-04-12 2019-10-01 扬州联博药业有限公司 一种从盐酸土霉素结晶母液中回收盐酸土霉素的方法
CN107011205B (zh) * 2017-04-12 2019-10-01 扬州联博药业有限公司 一种生产大颗粒盐酸土霉素的方法
CN114920664B (zh) * 2022-05-18 2023-03-24 郑州福源动物药业有限公司 一种引湿性小的球状微晶盐酸土霉素、制剂及其制备方法与应用

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE632331A (da)
US2516080A (en) * 1949-10-13 1950-07-18 Pfizer & Co C Terramycin and its production
GB718020A (en) 1950-06-01 1954-11-10 Pfizer & Co C Improvements in or relating to the recovery of the antibiotic oxytetracycline
GB718027A (en) 1950-09-19 1954-11-10 Pfizer & Co C Improvements in or relating to the purification of oxytetracycline
US2658078A (en) * 1950-09-19 1953-11-03 Pfizer & Co C Solvent extraction of oxytetracycline
GB718032A (en) 1950-11-07 1954-11-10 Pfizer & Co C Improvements in or relating to the purification of oxytetracycline
US2867661A (en) 1955-12-08 1959-01-06 Pfizer & Co C Non-hygroscopic antibiotic salt
US2873276A (en) 1956-05-18 1959-02-10 Pfizer & Co C Antibiotic purification and complex compounds
US2929837A (en) * 1957-01-30 1960-03-22 American Cyanamid Co Method of purifying tetracycline
GB1018667A (en) 1962-10-19 1966-01-26 Villax Ivan Production of oxytetracycline

Also Published As

Publication number Publication date
HUT34952A (en) 1985-05-28
PH22233A (en) 1988-07-01
FI841543A (fi) 1984-11-03
JPS606648A (ja) 1985-01-14
DE3461529D1 (en) 1987-01-15
DK216284D0 (da) 1984-05-01
AU566233B2 (en) 1987-10-15
FI841543A0 (fi) 1984-04-17
AU2761584A (en) 1984-11-08
PH19022A (en) 1985-12-03
ATE23990T1 (de) 1986-12-15
CA1213273A (en) 1986-10-28
HU192799B (en) 1987-07-28
NZ208010A (en) 1987-02-20
EP0126999B1 (de) 1986-12-03
US4579686A (en) 1986-04-01
KR840009293A (ko) 1984-12-26
EP0126999A1 (de) 1984-12-05

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