DK123763B - Fremgangsmåde til fremstilling af α- og β-6-desoxytetracyclin eller α- og β-6-desoxy-5-hydroxytetracyclin med et overvejende indhold af den α-isomer eller salte af disse forbindelser. - Google Patents

Fremgangsmåde til fremstilling af α- og β-6-desoxytetracyclin eller α- og β-6-desoxy-5-hydroxytetracyclin med et overvejende indhold af den α-isomer eller salte af disse forbindelser.

Info

Publication number
DK123763B
DK123763B DK55068AA DK55068A DK123763B DK 123763 B DK123763 B DK 123763B DK 55068A A DK55068A A DK 55068AA DK 55068 A DK55068 A DK 55068A DK 123763 B DK123763 B DK 123763B
Authority
DK
Denmark
Prior art keywords
hydroxytetracycline
deoxytetracycline
deoxy
isomer
salts
Prior art date
Application number
DK55068AA
Other languages
English (en)
Inventor
J Korst
Original Assignee
Pfizer
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27087477&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK123763(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Pfizer filed Critical Pfizer
Publication of DK123763B publication Critical patent/DK123763B/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/44—Palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/20—Sulfiding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DK55068AA 1967-02-13 1968-02-13 Fremgangsmåde til fremstilling af α- og β-6-desoxytetracyclin eller α- og β-6-desoxy-5-hydroxytetracyclin med et overvejende indhold af den α-isomer eller salte af disse forbindelser. DK123763B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US61531767A 1967-02-13 1967-02-13
US69901668A 1968-01-19 1968-01-19

Publications (1)

Publication Number Publication Date
DK123763B true DK123763B (da) 1972-07-31

Family

ID=27087477

Family Applications (1)

Application Number Title Priority Date Filing Date
DK55068AA DK123763B (da) 1967-02-13 1968-02-13 Fremgangsmåde til fremstilling af α- og β-6-desoxytetracyclin eller α- og β-6-desoxy-5-hydroxytetracyclin med et overvejende indhold af den α-isomer eller salte af disse forbindelser.

Country Status (18)

Country Link
US (1) US3444198A (da)
JP (1) JPS4815291B1 (da)
AT (1) AT281285B (da)
BE (1) BE710727A (da)
CH (1) CH525186A (da)
DE (1) DE1668583B1 (da)
DK (1) DK123763B (da)
ES (1) ES350345A1 (da)
FI (1) FI43313B (da)
FR (1) FR1557970A (da)
GB (1) GB1195456A (da)
IL (1) IL29438A (da)
IT (1) IT1059653B (da)
NL (1) NL6801981A (da)
NO (1) NO118974B (da)
PL (1) PL71352B1 (da)
SE (1) SE336332B (da)
SU (1) SU535901A3 (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK153393C (da) * 1970-07-03 1988-11-28 Ivan Villax Fremgangsmaade til fremstilling af metacyklin ved dehalogenering af et syreadditionssalt af 11a-klor-6-desoxy-6-demetyl-6-metylen-5-hydroxytetracyklin
GB1459861A (en) * 1973-06-21 1976-12-31 Pfizer Process for 11a-dehalogenation of 11a-halotetracyclines
US3907890A (en) * 1974-05-28 1975-09-23 Pfizer Preparation of alpha-6-deoxy-5-hydroxytetracycline
JPS51124876A (en) * 1975-04-24 1976-10-30 Hitoshi Nakai Chaser
DK386784A (da) * 1983-08-17 1985-02-18 Hovione Int Ltd Fremgangsmaade til fremstilling af alfa-6-desoxy-tetracykliner
US4739064A (en) * 1985-12-04 1988-04-19 Phillips Petroleum Company Selective hydrogenation of heterocyclic aromatic compounds
US4739063A (en) * 1985-12-04 1988-04-19 Phillips Petroleum Company Selective hydrogenation of heterocyclic aromatic compounds
DE3771705D1 (de) * 1987-03-25 1991-08-29 Plurichemie Anstalt Rhodiumhydrierungskatalysatoren.
HU198173B (en) * 1987-09-18 1989-08-28 Chinoin Gyogyszer Es Vegyeszet Process for producing doxycycline
US4987242A (en) * 1988-10-28 1991-01-22 Jagmohan Khanna Hydrogenation catalyst useful in the production of alpha-6-deoxytetracyclines
US4973719A (en) * 1988-10-28 1990-11-27 Ranbaxy Laboratories Limited Process for the production of alpha-6-deoxytetracyclines
US5049683A (en) * 1989-01-04 1991-09-17 Houba, Inc. Process for the production of alpha-6-deoxytetracyclines
ATE68476T1 (de) * 1989-04-03 1991-11-15 Ranbaxy Lab Ltd Verfahren zur herstellung von alpha-6deoxytetracyclinen.
CN105152961B (zh) * 2015-08-31 2017-07-11 河南师范大学 一种强力霉素中间体6‑次甲基土霉素的合成方法
CN110975881B (zh) * 2019-11-20 2023-03-10 扬州联博药业有限公司 一种合成盐酸美他环素用脱氯催化剂及其制备方法和应用

Family Cites Families (1)

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

Also Published As

Publication number Publication date
ES350345A1 (es) 1969-11-16
US3444198A (en) 1969-05-13
NL6801981A (da) 1968-08-14
FI43313B (da) 1970-11-30
JPS4815291B1 (da) 1973-05-14
DE1668583B1 (de) 1972-01-13
IL29438A (en) 1971-02-25
IT1059653B (it) 1982-06-21
NO118974B (da) 1970-03-09
SU535901A3 (ru) 1976-11-15
AT281285B (de) 1970-05-11
PL71352B1 (da) 1974-06-29
BE710727A (da) 1968-08-13
FR1557970A (da) 1969-02-21
CH525186A (de) 1972-07-15
SE336332B (da) 1971-07-05
GB1195456A (en) 1970-06-17

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