KR0159833B1 - Novel process for preparing cephalosporin derivatives - Google Patents

Novel process for preparing cephalosporin derivatives Download PDF

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Publication number
KR0159833B1
KR0159833B1 KR1019950003846A KR19950003846A KR0159833B1 KR 0159833 B1 KR0159833 B1 KR 0159833B1 KR 1019950003846 A KR1019950003846 A KR 1019950003846A KR 19950003846 A KR19950003846 A KR 19950003846A KR 0159833 B1 KR0159833 B1 KR 0159833B1
Authority
KR
South Korea
Prior art keywords
novel process
cephalosporin derivatives
preparing cephalosporin
preparing
derivatives
Prior art date
Application number
KR1019950003846A
Other languages
Korean (ko)
Other versions
KR960031464A (en
Inventor
Young-Sul Kim
Original Assignee
Kim Young Sul
Kim Won Gyu
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 Kim Young Sul, Kim Won Gyu filed Critical Kim Young Sul
Priority to KR1019950003846A priority Critical patent/KR0159833B1/en
Publication of KR960031464A publication Critical patent/KR960031464A/en
Application granted granted Critical
Publication of KR0159833B1 publication Critical patent/KR0159833B1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D501/02—Preparation
    • C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
    • C07D501/06—Acylation of 7-aminocephalosporanic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D501/14—Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
    • C07D501/36—Methylene radicals, substituted by sulfur atoms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
KR1019950003846A 1995-02-27 1995-02-27 Novel process for preparing cephalosporin derivatives KR0159833B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950003846A KR0159833B1 (en) 1995-02-27 1995-02-27 Novel process for preparing cephalosporin derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950003846A KR0159833B1 (en) 1995-02-27 1995-02-27 Novel process for preparing cephalosporin derivatives

Publications (2)

Publication Number Publication Date
KR960031464A KR960031464A (en) 1996-09-17
KR0159833B1 true KR0159833B1 (en) 1998-12-01

Family

ID=19408843

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950003846A KR0159833B1 (en) 1995-02-27 1995-02-27 Novel process for preparing cephalosporin derivatives

Country Status (1)

Country Link
KR (1) KR0159833B1 (en)

Also Published As

Publication number Publication date
KR960031464A (en) 1996-09-17

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