BE796018A - Procede pour l'extraction et l'isolement des rifamycines - Google Patents

Procede pour l'extraction et l'isolement des rifamycines

Info

Publication number
BE796018A
BE796018A BE128149A BE128149A BE796018A BE 796018 A BE796018 A BE 796018A BE 128149 A BE128149 A BE 128149A BE 128149 A BE128149 A BE 128149A BE 796018 A BE796018 A BE 796018A
Authority
BE
Belgium
Prior art keywords
rifamycins
isolation
extraction
Prior art date
Application number
BE128149A
Other languages
English (en)
Original Assignee
Archifar Ind Chim Trentino
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 Archifar Ind Chim Trentino filed Critical Archifar Ind Chim Trentino
Publication of BE796018A publication Critical patent/BE796018A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D498/08—Bridged systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/12—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains three hetero rings
    • C07D498/20—Spiro-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
BE128149A 1973-03-14 1973-02-27 Procede pour l'extraction et l'isolement des rifamycines BE796018A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7309816A FR2221517A1 (en) 1973-03-14 1973-03-14 Recovery of rieamycin from broths - by oxidn to an insol form

Publications (1)

Publication Number Publication Date
BE796018A true BE796018A (fr) 1973-06-18

Family

ID=9116527

Family Applications (1)

Application Number Title Priority Date Filing Date
BE128149A BE796018A (fr) 1973-03-14 1973-02-27 Procede pour l'extraction et l'isolement des rifamycines

Country Status (2)

Country Link
BE (1) BE796018A (fr)
FR (1) FR2221517A1 (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB924472A (en) * 1959-08-07 1963-04-24 Lepetit Spa Antibiotics prepared from rifamycin b

Also Published As

Publication number Publication date
FR2221517B1 (fr) 1977-08-05
FR2221517A1 (en) 1974-10-11

Similar Documents

Publication Publication Date Title
BE792326A (fr) Procede pour la preparation d'halogenohydrines
RO74936A (fr) Procede pour la preparation des mercaptoazetidiones
BE821983A (fr) Procede pour la preparation d'hydroxycholesterines
RO65657A (fr) Procede pour la preparation des n-(methoxymethylefprocede pour la preparation des n-(methoxymethylfurylmethyle)-6,7-benzomorphanes et morphinanes urylmethyle)-6,7-benzomorphane-morphinanes
BE822990A (fr) Procede pour la preparation d'hexamethyltetraline
RO66825A (fr) Procede pour la preparation de l'acetate de trans-7-cis-9-dodecadien-1-yl
BE814867A (fr) Procede de preparation de 1-carbamyl-amino-acides et des 1-aminoacides correspondants
RO72547A (fr) Procede pour la preparation des esters 2',3,6'-trichlore-4-cyan-4'-benzoylureidodiphenyliques
BE785344A (fr) Procede de preparation d'alcenyl-silanes
BE809309A (fr) Procede pour eliminer l'amoniac
RO70079A (fr) Procede pour la preparation des n-aryle-n-(4-pyperidinyle)-arylacetamides
BE817761A (fr) Procede de preparation d'o-benzyltoluenes
RO63035A (fr) Procede pour la preparation des 2-phenylaminoimidazolines-(2)-substitues
RO68379A (fr) Procede pour la preparation des n-benzhydrile-n'p-hydrozybenzyle-piperazines
BE787753A (fr) Procede pour la preparation d'esters de
RO72558A (fr) Procede pour la preparation des cycloalcanpyrazoles
RO63671A (fr) Procede pour la preparation des cycloalcanomes et des cycloalcanoles
BE817376A (fr) Procede d'isolement de la 1
BE796018A (fr) Procede pour l'extraction et l'isolement des rifamycines
BE781275A (fr) Procede de preparation d'o-aminobenzonitriles
RO62764A (fr) Procede pour la preparation du penicillamine et des homologues
BE778852A (fr) Procede de preparation d'aminoaryl-urees et d'aminoaryl-thio-urees
FR2313336A2 (fr) Procede pour la preparation de cycloalcanones et cycloalcanols
RO71275A (fr) Procede pour la preparation des gama-pyrones
BE784086A (fr) Procede pour l'obtention de n-acyl-d-methionine et de n-acyl-l-methionine