ES427070A1 - Preparation of alpha-6-deoxy-5-oxytetracycline - Google Patents

Preparation of alpha-6-deoxy-5-oxytetracycline

Info

Publication number
ES427070A1
ES427070A1 ES427070A ES427070A ES427070A1 ES 427070 A1 ES427070 A1 ES 427070A1 ES 427070 A ES427070 A ES 427070A ES 427070 A ES427070 A ES 427070A ES 427070 A1 ES427070 A1 ES 427070A1
Authority
ES
Spain
Prior art keywords
oxytetracycline
alpha
preparation
deoxy
metal belonging
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
ES427070A
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.)
Chinoin Private Co Ltd
Original Assignee
Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Zrt
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 Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Zrt filed Critical Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Zrt
Publication of ES427070A1 publication Critical patent/ES427070A1/en
Expired legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Abstract

Procedure for the preparation of alpha-6-dioxy-5-oxytetracycline, by means of the hydrogenation of a tetracycline derivative of the general formula (I) **(See formula)** wherein X stands for hydrogen or halogen, or for a salt thereof, characterized in that selective hydrogenation is carried out in the presence of an alloy catalyst containing at least one metal belonging to the platinum group together with at least one metal belonging to the IB group of the periodic system. (Machine-translation by Google Translate, not legally binding)
ES427070A 1973-06-08 1974-06-07 Preparation of alpha-6-deoxy-5-oxytetracycline Expired ES427070A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUCI1387A HU167250B (en) 1973-06-08 1973-06-08

Publications (1)

Publication Number Publication Date
ES427070A1 true ES427070A1 (en) 1976-07-16

Family

ID=10994484

Family Applications (1)

Application Number Title Priority Date Filing Date
ES427070A Expired ES427070A1 (en) 1973-06-08 1974-06-07 Preparation of alpha-6-deoxy-5-oxytetracycline

Country Status (12)

Country Link
JP (1) JPS5052051A (en)
AT (1) AT332969B (en)
BE (1) BE816029A (en)
CS (1) CS175748B1 (en)
DD (1) DD113894A1 (en)
DK (1) DK307174A (en)
ES (1) ES427070A1 (en)
FR (1) FR2232539A1 (en)
GB (1) GB1436670A (en)
HU (1) HU167250B (en)
PL (1) PL93707B1 (en)
SU (1) SU632298A3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK386784A (en) * 1983-08-17 1985-02-18 Hovione Int Ltd PROCEDURE FOR PREPARING ALFA-6-DESOXY-TETRACYCLINES
HU198173B (en) * 1987-09-18 1989-08-28 Chinoin Gyogyszer Es Vegyeszet Process for producing doxycycline
ES2019267T3 (en) * 1989-04-03 1993-09-16 Ranbaxy Laboratories, Ltd. A PROCEDURE FOR THE PREPARATION OF ALPHA-6-DEOXYTHETRACYCLINES.
CN102086165B (en) * 2010-12-29 2013-06-19 开封制药(集团)有限公司 Application of Pd catalyst in hydrogenation process for producing doxycycline

Also Published As

Publication number Publication date
HU167250B (en) 1975-09-27
SU632298A3 (en) 1978-11-05
BE816029A (en) 1974-09-30
GB1436670A (en) 1976-05-19
ATA457574A (en) 1976-02-15
AT332969B (en) 1976-10-25
JPS5052051A (en) 1975-05-09
DD113894A1 (en) 1975-07-05
DK307174A (en) 1975-02-03
CS175748B1 (en) 1977-05-31
FR2232539A1 (en) 1975-01-03
PL93707B1 (en) 1977-06-30

Similar Documents

Publication Publication Date Title
GB1392154A (en) Bis-azo-methine metal complex pigments processes for their manufacture and their use
ES410294A1 (en) Process for the preparation of silver base catalyst
JPS5257206A (en) Generation of metal halogenation catalyst by hydrogenation
GB925429A (en) Indole derivatives
ES427070A1 (en) Preparation of alpha-6-deoxy-5-oxytetracycline
DK155662C (en) METHOD FOR PREPARING ALFA-6-DESOXY-5-HYDROXYTETRACYCLINE BY HYDROGENERATION OF THE SIMILAR 6-METHYLENE COMPOUND IN THE PRESENT OF RHODIUM METAL
ES386504A1 (en) Process for preparing 3-pentene nitrile
ES377280A1 (en) Azepine derivative its preparation and composition containing it
ES388613A1 (en) Mutilin derivatives
PH10538A (en) Process for preparing catalysts containing platinum metal
ES314832A1 (en) Procedure for preparing a hexafluroantimonio acid catalyst. (Machine-translation by Google Translate, not legally binding)
ES453544A1 (en) Preparation of ethylamine derivatives
ES471144A1 (en) Process for hydrogenating olefinic compounds
ES371677A1 (en) Preparation of aromatic isocyanates
ES389955A1 (en) A process for the preparation of c-substitute pyridine and/or hydrogenated c-substitute pyridine. (Machine-translation by Google Translate, not legally binding)
ES438734A1 (en) Process for the preparation of acetoxybutanols
GB1368545A (en) Preparation of dihydrocoumarin and of alkyl derivatives thereof
ES416049A1 (en) A procedure for the preparation of cumarine and its alcohilic derivatives (Machine-translation by Google Translate, not legally binding)
ES386969A1 (en) Method for preparing biologically active substituted amidines
ES388954A1 (en) Procedure for the preparation of aminoalcoholes. (Machine-translation by Google Translate, not legally binding)
ES284773A1 (en) A procedure for preparing inorganic derivatives of basic nitrogen polycondenses (Machine-translation by Google Translate, not legally binding)
ES411143A1 (en) Preparation of 3-fluoro-d-alanine
ES461326A1 (en) D-homosteroids
CA989852A (en) Complex compounds of metals belonging to the 8th group of the periodic system, particularly iridium, rhodium and ruthenium compounds and process for preparing same
ES360852A1 (en) Procedure for the preparation of derivatives of isoquinoline. (Machine-translation by Google Translate, not legally binding)