CA942743A - Process for producing 6-methylenetetracyclines and 6-deoxytetracyclines - Google Patents

Process for producing 6-methylenetetracyclines and 6-deoxytetracyclines

Info

Publication number
CA942743A
CA942743A CA116,690A CA116690A CA942743A CA 942743 A CA942743 A CA 942743A CA 116690 A CA116690 A CA 116690A CA 942743 A CA942743 A CA 942743A
Authority
CA
Canada
Prior art keywords
methylenetetracyclines
deoxytetracyclines
producing
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
CA116,690A
Other versions
CA116690S (en
Inventor
Ivan Villax
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA942743A publication Critical patent/CA942743A/en
Expired legal-status Critical Current

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)
CA116,690A 1970-07-03 1971-06-25 Process for producing 6-methylenetetracyclines and 6-deoxytetracyclines Expired CA942743A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PT5410870 1970-07-03
PT5410670 1970-07-03
PT5410770 1970-07-03

Publications (1)

Publication Number Publication Date
CA942743A true CA942743A (en) 1974-02-26

Family

ID=27354088

Family Applications (1)

Application Number Title Priority Date Filing Date
CA116,690A Expired CA942743A (en) 1970-07-03 1971-06-25 Process for producing 6-methylenetetracyclines and 6-deoxytetracyclines

Country Status (6)

Country Link
US (1) US3849491A (en)
CA (1) CA942743A (en)
CH (1) CH582132A5 (en)
DE (1) DE2131944B2 (en)
FR (1) FR2108191B1 (en)
GB (1) GB1360006A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK153393C (en) * 1970-07-03 1988-11-28 Ivan Villax METHOD OF PREPARING METACYCLINE BY DEHALOGENING AN ACID ADDITION SALT OF 11A-CHLORO-6-DESOXY-6-DEMETHYL-6-METHYLENE-5-HYDROXYTETRACYCLINE
GB1459861A (en) * 1973-06-21 1976-12-31 Pfizer Process for 11a-dehalogenation of 11a-halotetracyclines
YU41093B (en) * 1978-04-12 1986-12-31 Pliva Pharm & Chem Works Process for preparing 6-deoxy-5hydroxy-tetracycline
PT76061A (en) * 1982-12-30 1983-01-01 Stable homogeneous hydrogenation rhodium catalyst - useful in high yield prodn. of doxycycline by stereospecific hydrogenation
US4550096A (en) * 1982-01-19 1985-10-29 Plurichemie Anstalt Homogeneous catalytic system comprising rhodium, hydrazine and phosphine and a process for the preparation of same
USRE32535E (en) * 1982-01-19 1987-10-27 Plurichemie Anstalt Process for the preparation of α-6-deoxytetracyclines
DK386784A (en) * 1983-08-17 1985-02-18 Hovione Int Ltd PROCEDURE FOR PREPARING ALFA-6-DESOXY-TETRACYCLINES
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
US7191496B2 (en) * 2005-02-17 2007-03-20 Preformed Line Products Company Formed wire dead-end appliance for high temperature linear bodies
CN113929592A (en) * 2021-12-20 2022-01-14 山东国邦药业有限公司 Preparation method of doxycycline intermediate

Also Published As

Publication number Publication date
GB1360006A (en) 1974-07-17
CH582132A5 (en) 1976-11-30
FR2108191B1 (en) 1973-06-29
US3849491A (en) 1974-11-19
DE2131944B2 (en) 1973-05-10
FR2108191A1 (en) 1972-05-19
DE2131944A1 (en) 1972-01-20

Similar Documents

Publication Publication Date Title
CA942743A (en) Process for producing 6-methylenetetracyclines and 6-deoxytetracyclines
CA930728A (en) 3-amino-cardenolides and process for their manufacture
AU2668771A (en) Fluoroalkyl-sulfur compounds and process for their manufacture
CA945550A (en) 3-thenylguanidine compounds and process for their manufacture
CA956317A (en) Pyridyl-methoxyamines and process for preparing same
AU2402571A (en) Pteridine-glycosides and process for their manufacture
CA967152A (en) 1-polyfluoralkyl-benzodiazepines and methods for their production
CA949554A (en) 3-n-alkyl-amino-cardenolides and process for their manufacture
CA986114A (en) Benzenesulfonyl-ureas and process for their manufacture
AU467052B2 (en) Benzenesulphonyl-ureas and process for their manufacture
AU457813B2 (en) 3-N-alkyl-amino-cardenolides and process for their manufacture
CA849548A (en) Benzenesulfonyl-ureas and process for their manufacture
CA831531A (en) Thio-semicarbazones and process for their manufacture
CA838129A (en) Bis-piperidyl-alkanes and process for their manufacture
CA848451A (en) Benzenesulfonyl-ureas and process for their manufacture
CA839305A (en) Phenyl-propylamines and process for their manufacture
CA836034A (en) Benzenesulfonyl-ureas and process for their manufacture
CA831530A (en) 2-halogen-benzimidazoles and process for their production
CA979892A (en) Furfurylamines and process for their production
CA844636A (en) Substituted p-hydroxyphenyl-hydrazones and process for their manufacture
CA855738A (en) Substituted p-hydroxyphenyl-hydrazones and process for their manufacture
CA848450A (en) Benzenesulfonyl-ureas and process for preparing them
CA849547A (en) Benzenesulfonyl-ureas and process for preparing them
CA849523A (en) 3-aminoacylamino-thiophens and process for preparing them
CA849569A (en) Benzenesulfonyl-ureas and process for preparing them