ES383337A2 - Procedure for the preparation of metient-tracicline esters. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of metient-tracicline esters. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES383337A2
ES383337A2 ES383337A ES383337A ES383337A2 ES 383337 A2 ES383337 A2 ES 383337A2 ES 383337 A ES383337 A ES 383337A ES 383337 A ES383337 A ES 383337A ES 383337 A2 ES383337 A2 ES 383337A2
Authority
ES
Spain
Prior art keywords
translation
preparation
esters
machine
legally binding
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES383337A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pfizer Italia SRL
Original Assignee
Farmaceutici Italia SpA
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 Farmaceutici Italia SpA filed Critical Farmaceutici Italia SpA
Publication of ES383337A2 publication Critical patent/ES383337A2/en
Expired legal-status Critical Current

Links

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
    • A61K31/65—Tetracyclines
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C233/00—Carboxylic acid amides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

Improvements in the object of the main patent no. 382,541 by "method for the preparation of methylene tetracycline esters" of the formula ** (see formula) ** Wherein r is a radical of an organic acid containing 1 to 10 carbon atoms and x is taken from the group consisting of hydrogen, chlorine and bromine, Characterized by reacting 6,12-hemicetal of 11a-chloro-5-hydroxy-tetracycline of the formula ** (see formula) ** Wherein x has the same meaning as before, with a mixture formed by an alkylsulfonic acid and an organic acid which contains in the molecule from 1 to 10 carbon atoms. (Machine-translation by Google Translate, not legally binding)
ES383337A 1969-09-04 1970-09-03 Procedure for the preparation of metient-tracicline esters. (Machine-translation by Google Translate, not legally binding) Expired ES383337A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2162469 1969-09-04

Publications (1)

Publication Number Publication Date
ES383337A2 true ES383337A2 (en) 1973-09-16

Family

ID=11184472

Family Applications (1)

Application Number Title Priority Date Filing Date
ES383337A Expired ES383337A2 (en) 1969-09-04 1970-09-03 Procedure for the preparation of metient-tracicline esters. (Machine-translation by Google Translate, not legally binding)

Country Status (8)

Country Link
AT (1) AT299451B (en)
BE (1) BE755678R (en)
BR (1) BR6915439D0 (en)
CA (1) CA921902A (en)
ES (1) ES383337A2 (en)
FR (1) FR2070666A2 (en)
NL (1) NL7012485A (en)
SE (1) SE360072B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU188367B (en) * 1983-09-02 1986-04-28 Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara Rt,Hu Process for preparing 6-demethy-6-deoxy-6-methylene-5-exytetracycline and 11a-chloro-derivative thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1430859A (en) * 1960-05-23 1966-05-25

Also Published As

Publication number Publication date
BE755678R (en) 1971-03-03
AT299451B (en) 1972-06-26
SE360072B (en) 1973-09-17
FR2070666A2 (en) 1971-09-17
FR2070666B2 (en) 1975-01-10
CA921902A (en) 1973-02-27
NL7012485A (en) 1971-03-08
BR6915439D0 (en) 1973-01-25

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Legal Events

Date Code Title Description
FD2A Announcement of lapse in spain

Effective date: 20170703