NL7303196A - Recovery of rieamycin from broths - by oxidn to an insol form - Google Patents

Recovery of rieamycin from broths - by oxidn to an insol form

Info

Publication number
NL7303196A
NL7303196A NL7303196A NL7303196A NL7303196A NL 7303196 A NL7303196 A NL 7303196A NL 7303196 A NL7303196 A NL 7303196A NL 7303196 A NL7303196 A NL 7303196A NL 7303196 A NL7303196 A NL 7303196A
Authority
NL
Netherlands
Prior art keywords
insol
rieamycin
oxidn
broths
recovery
Prior art date
Application number
NL7303196A
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 filed Critical
Priority to NL7303196A priority Critical patent/NL7303196A/en
Publication of NL7303196A publication Critical patent/NL7303196A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P17/00—Preparation of heterocyclic carbon compounds with only O, N, S, Se or Te as ring hetero atoms
    • C12P17/18—Preparation of heterocyclic carbon compounds with only O, N, S, Se or Te as ring hetero atoms containing at least two hetero rings condensed among themselves or condensed with a common carbocyclic ring system, e.g. rifamycin
    • C12P17/188—Heterocyclic compound containing in the condensed system at least one hetero ring having nitrogen atoms and oxygen atoms as the only ring heteroatoms
    • C12P17/189—Heterocyclic compound containing in the condensed system at least one hetero ring having nitrogen atoms and oxygen atoms as the only ring heteroatoms containing the rifamycin nucleus

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biotechnology (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

Rifamycin B in a fermentation broth is oxidised with NaNO2, NaS2O3 or H2O at 15-25 degrees C and pH 4-75 and the insol rifamycin O recovered. An example uses NaNO2 to give rifamycin O of 95% purity/after recrystallisation) in substantially quantitative yields.
NL7303196A 1973-03-07 1973-03-07 Recovery of rieamycin from broths - by oxidn to an insol form NL7303196A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL7303196A NL7303196A (en) 1973-03-07 1973-03-07 Recovery of rieamycin from broths - by oxidn to an insol form

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7303196A NL7303196A (en) 1973-03-07 1973-03-07 Recovery of rieamycin from broths - by oxidn to an insol form

Publications (1)

Publication Number Publication Date
NL7303196A true NL7303196A (en) 1974-09-10

Family

ID=19818391

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7303196A NL7303196A (en) 1973-03-07 1973-03-07 Recovery of rieamycin from broths - by oxidn to an insol form

Country Status (1)

Country Link
NL (1) NL7303196A (en)

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