RO101578B - Procedeu de obtinere a amidelor pe cale microbiologica - Google Patents

Procedeu de obtinere a amidelor pe cale microbiologica

Info

Publication number
RO101578B
RO101578B RO135188A RO13518888A RO101578B RO 101578 B RO101578 B RO 101578B RO 135188 A RO135188 A RO 135188A RO 13518888 A RO13518888 A RO 13518888A RO 101578 B RO101578 B RO 101578B
Authority
RO
Romania
Prior art keywords
culture
substrate
enzyme
cells
culture medium
Prior art date
Application number
RO135188A
Other languages
English (en)
Inventor
Yamada Hideaki
Nagasawa Toru
Original Assignee
Yamada Hideaki
Nitto Kagaku Kogyo Kabushiki Kaisha
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 Yamada Hideaki, Nitto Kagaku Kogyo Kabushiki Kaisha filed Critical Yamada Hideaki
Publication of RO101578B publication Critical patent/RO101578B/ro

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Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0014Use of organic additives
    • C08J9/0023Use of organic additives containing oxygen
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14Hydrolases (3)
    • C12N9/78Hydrolases (3) acting on carbon to nitrogen bonds other than peptide bonds (3.5)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P13/00Preparation of nitrogen-containing organic compounds
    • C12P13/02Amides, e.g. chloramphenicol or polyamides; Imides or polyimides; Urethanes, i.e. compounds comprising N-C=O structural element or polyurethanes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2325/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Emergency Medicine (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Polymers & Plastics (AREA)
  • Molecular Biology (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

Procedeul, conform inventiei, consta în aceea ca prevede, cultivarea unui microorganism din speciile Rhodococcus rhodochrous, de preferinta R. rhodochrous FERM 1478, înregistrat în Depozitul International de Microorganisme, Japonia, într-un mediu de cultura ce contine 5...15 mg/l ioni de cobalt sub forma de clorura de cobalt si 2...6 g/l inductor de enzima reprezentat de crotonamida la temperatura de 15...50 degree C, de preferinta 20...45 degree C, pH=7...9, de preferinta 8, timp de 30...120 h, când are loc o reactie de hidratare a substratului selectat din cadrul nitrililor aromaticil cum ar fi 4-, 3- si 2- ciano-piridine, benzonitril, o-, m- si para- clorbenzonitril, o-m- si p-fluorobenzonitril, o- si m- nitrobenzonitril, p-aminobenzonitril, o-, m- si p- tolunitril, 4-cianofenol, anisonitril, ftalonitril, izoftalonitril, tereftalonitril, 2,6-ciclorbenzonitril, 2,4-diclorobenzonitril, 2,6-difluobenzonitril, alfa- si beta- naftonitril, 2-triofencarbonitril, 2-furonitril, 5-cianoindol, cianopirazina sau a nitriilor alifatici având 2...6 atomi de carbon, de preferinta acrilonitril si transformarea acestui substrat într-o amida corespunzatoare, aceasta în situatia când substratul este prezent într-o concentratie de 0,5...12 moli/l mediu de cultura, iar în varianta ca substratul este adaugat în cultura, în concentratie 0,5...12 moli/l mediu de cultura, iar în cultura exista enzima nitrilhidrataza acumulata sau substratul este contactat cu celulele numitului microorganism izolat din cultura în care au fost acumulate, cu enzima extrasa din celule sau cu celulele imobilzate sau extractul enzimatic al lor, cultura este efectuata la temperatura d
RO135188A 1987-09-18 1988-09-16 Procedeu de obtinere a amidelor pe cale microbiologica RO101578B (ro)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP23459787 1987-09-18
JP7276688 1988-03-26

Publications (1)

Publication Number Publication Date
RO101578B true RO101578B (ro) 1992-01-13

Family

ID=26413903

Family Applications (1)

Application Number Title Priority Date Filing Date
RO135188A RO101578B (ro) 1987-09-18 1988-09-16 Procedeu de obtinere a amidelor pe cale microbiologica

Country Status (21)

Country Link
US (1) US5334519A (ro)
EP (1) EP0307926B1 (ro)
JP (1) JPH0655148B2 (ro)
KR (1) KR0134094B1 (ro)
CN (1) CN1015473B (ro)
AT (1) ATE85082T1 (ro)
BG (1) BG48934A3 (ro)
BR (1) BR8804804A (ro)
CA (1) CA1298222C (ro)
DD (1) DD274631A5 (ro)
DE (1) DE3877869T2 (ro)
DK (1) DK174516B1 (ro)
ES (1) ES2043752T3 (ro)
FI (1) FI93858C (ro)
HU (1) HU204099B (ro)
MX (1) MX169933B (ro)
NO (1) NO175489C (ro)
PL (2) PL161959B1 (ro)
PT (1) PT88540B (ro)
RO (1) RO101578B (ro)
RU (1) RU1838416C (ro)

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Also Published As

Publication number Publication date
HUT50215A (en) 1989-12-28
FI93858B (fi) 1995-02-28
US5334519A (en) 1994-08-02
DE3877869T2 (de) 1993-06-09
DK516688D0 (da) 1988-09-16
PL274710A1 (en) 1989-05-02
NO175489B (no) 1994-07-11
PT88540B (pt) 1992-11-30
NO884114L (no) 1989-03-20
RU1838416C (ru) 1993-08-30
ATE85082T1 (de) 1993-02-15
EP0307926B1 (en) 1993-01-27
NO884114D0 (no) 1988-09-16
JPH0655148B2 (ja) 1994-07-27
HU204099B (en) 1991-11-28
NO175489C (no) 1994-10-19
DE3877869D1 (de) 1993-03-11
DK516688A (da) 1989-03-19
BG48934A3 (bg) 1991-06-14
DK174516B1 (da) 2003-05-05
JPH02470A (ja) 1990-01-05
DD274631A5 (de) 1989-12-27
CN1015473B (zh) 1992-02-12
CN1032436A (zh) 1989-04-19
FI93858C (fi) 1995-06-12
BR8804804A (pt) 1989-04-25
PT88540A (pt) 1988-10-01
FI884279L (fi) 1989-03-19
EP0307926A3 (en) 1990-02-07
CA1298222C (en) 1992-03-31
PL161959B1 (pl) 1993-08-31
KR0134094B1 (ko) 1998-04-14
PL160904B1 (pl) 1993-05-31
ES2043752T3 (es) 1994-01-01
EP0307926A2 (en) 1989-03-22
KR890005274A (ko) 1989-05-13
FI884279A0 (fi) 1988-09-16
MX169933B (es) 1993-08-02

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