Abstract 1. A PROCESS OF DEHALOGENATION AND SIMULTANEOUS DEHALOGENATION AND REDUCTION OF C6- OF A 11A-CHLORO-6-DEOXY-6-DEMETHYL-6-METHYLENETETRACYLINE, WHEREIN THE 11ACHLORO DERICATIVE IS DEHALOGENATED AT C11A- BY EQUIMOLECULAR AMOUNTS OF HYDRAZINE TO YIELD THE RESPECTIVE 6-DEOXY6-DEMETHYL-6-METHYLENETETRACYCLINES, AND SIMULTANEOUSLY DEHALOGENATED AT 11A- AND REDUCED AT C6- BY AT LEAST TWO EQUIMOLECULAR AMOUNTS OF HYDRAZINE TO YIELD THE RESPECTIVE 6-DEOXYTETRACYCLINES, IN THE PRESENCE OF CATALYTIC AMOUNTS OF A NOBLE METAL CATALYST SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, PLATINUM, AND RHODIUM IN AN INERT REACTION MEDIUM, AND THE COMPOUNDS THUS FORMED ARE RECOVERED SUBSEQUENTLY FROM THE REACTION MIXTURE.
Inventors
👤 I Villax
Bibliographic Details
Application Number—
JurisdictionUS
Data Sourcegoogle_patents
Last Synchronized2026-11-04 04:38
CPC Classifications
C; C07; C07C; C07C233/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A PROCESS OF DEHALOGENATION AND SIMULTANEOUS DEHALOGENATION AND REDUCTION OF C6- OF A 11A-CHLORO-6-DEOXY-6-DEMETHYL-6-METHYLENETETRACYLINE, WHEREIN THE 11ACHLORO DERICATIVE IS DEHALOGENATED AT C11A- BY EQUIMOLECULAR AMOUNTS OF HYDRAZINE TO YIELD THE RESPECTIVE 6-DEOXY6-DEMETHYL-6-METHYLENETETRACYCLINES, AND SIMULTANEOUSLY DEHALOGENATED AT 11A- AND REDUCED AT C6- BY AT LEAST TWO EQUIMOLECULAR AMOUNTS OF HYDRAZINE TO YIELD THE RESPECTIVE 6-DEOXYTETRACYCLINES, IN THE PRESENCE OF CATALYTIC AMOUNTS OF A NOBLE METAL CATALYST SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, PLATINUM, AND RHODIUM IN AN INERT REACTION MEDIUM, AND THE COMPOUNDS THUS FORMED ARE RECOVERED SUBSEQUENTLY FROM THE REACTION MIXTURE.
Claim 2
Dependent Claim
92 words
A PROCESS OF DEHALOGENATION AND SIMULTANEOUS DEHALOGENATION AND REDUCTION OF C6- OF A 11A-CHLORO-6-DEOXY-6-DEMETHYL-6-METHYLENETETRACYLINE, WHEREIN THE 11ACHLORO DERICATIVE IS DEHALOGENATED AT C11A- BY EQUIMOLECULAR AMOUNTS OF HYDRAZINE TO YIELD THE RESPECTIVE 6-DEOXY6-DEMETHYL-6-METHYLENETETRACYCLINES, AND SIMULTANEOUSLY DEHALOGENATED AT 11A- AND REDUCED AT C6- BY AT LEAST TWO EQUIMOLECULAR AMOUNTS OF HYDRAZINE TO YIELD THE RESPECTIVE 6-DEOXYTETRACYCLINES, IN THE PRESENCE OF CATALYTIC AMOUNTS OF A NOBLE METAL CATALYST SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, PLATINUM, AND RHODIUM IN AN INERT REACTION MEDIUM, AND THE COMPOUNDS THUS FORMED ARE RECOVERED SUBSEQUENTLY FROM THE REACTION MIXTURE.