KR910008143A - Method for producing cephalexin by the method of inhibiting water activity - Google Patents

Method for producing cephalexin by the method of inhibiting water activity Download PDF

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Publication number
KR910008143A
KR910008143A KR1019890015105A KR890015105A KR910008143A KR 910008143 A KR910008143 A KR 910008143A KR 1019890015105 A KR1019890015105 A KR 1019890015105A KR 890015105 A KR890015105 A KR 890015105A KR 910008143 A KR910008143 A KR 910008143A
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KR
South Korea
Prior art keywords
cephalexin
water activity
producing
inhibiting water
producing cephalexin
Prior art date
Application number
KR1019890015105A
Other languages
Korean (ko)
Other versions
KR910004952B1 (en
Inventor
김정희
현창기
Original Assignee
이상수
한국과학기술원
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Publication date
Priority claimed from JP61308889A external-priority patent/JPS63162520A/en
Application filed by 이상수, 한국과학기술원 filed Critical 이상수
Priority to KR1019890015105A priority Critical patent/KR910004952B1/en
Publication of KR910008143A publication Critical patent/KR910008143A/en
Application granted granted Critical
Publication of KR910004952B1 publication Critical patent/KR910004952B1/en

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    • 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
    • C12P35/00—Preparation of compounds having a 5-thia-1-azabicyclo [4.2.0] octane ring system, e.g. cephalosporin
    • C12P35/04—Preparation of compounds having a 5-thia-1-azabicyclo [4.2.0] octane ring system, e.g. cephalosporin by acylation of the substituent in the 7 position

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  • 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)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

내용 없음.No content.

Description

수분 활성도 억제 방법에 의한 세팔렉신 제조 방법Method for producing cephalexin by the method of inhibiting water activity

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (1)

크산토모나스 시트리 균주의 세팔렉신 반합성 효소를 이용하여 7-아미노-3-데아세톡시 세파로스포란산과 페닐글라이신 메틸에스터로부터 세팔렉신을 합성하는 효소적 합성반응에 있어서, 글리세롤, 자당 및 소르비톨 중에서 선택된 수분 활성도 억제제를 10-40% (w/w)의 농도로 첨가하는 것이 특징인 세팔렉신 제조 방법.In enzymatic synthesis of cephalexin from 7-amino-3-deacetoxy sephalosporanic acid and phenylglycine methyl ester using cephalexin semisynthetic enzyme of xanthomonas citri strain, in glycerol, sucrose and sorbitol A method for producing cephalexin characterized by adding a selected water activity inhibitor at a concentration of 10-40% (w / w). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890015105A 1986-12-26 1989-10-20 Process for preparation of sinthetic mazzite producing method for antibiotic cepha lexin KR910004952B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890015105A KR910004952B1 (en) 1986-12-26 1989-10-20 Process for preparation of sinthetic mazzite producing method for antibiotic cepha lexin

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61308889A JPS63162520A (en) 1986-12-26 1986-12-26 Production of synthetic mazzite
KR1019890015105A KR910004952B1 (en) 1986-12-26 1989-10-20 Process for preparation of sinthetic mazzite producing method for antibiotic cepha lexin

Publications (2)

Publication Number Publication Date
KR910008143A true KR910008143A (en) 1991-05-30
KR910004952B1 KR910004952B1 (en) 1991-07-18

Family

ID=26565724

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890015105A KR910004952B1 (en) 1986-12-26 1989-10-20 Process for preparation of sinthetic mazzite producing method for antibiotic cepha lexin

Country Status (1)

Country Link
KR (1) KR910004952B1 (en)

Also Published As

Publication number Publication date
KR910004952B1 (en) 1991-07-18

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