BE816408A - CEPHALOSPORINS CUTTING PROCESS - Google Patents

CEPHALOSPORINS CUTTING PROCESS

Info

Publication number
BE816408A
BE816408A BE1006024A BE1006024A BE816408A BE 816408 A BE816408 A BE 816408A BE 1006024 A BE1006024 A BE 1006024A BE 1006024 A BE1006024 A BE 1006024A BE 816408 A BE816408 A BE 816408A
Authority
BE
Belgium
Prior art keywords
cephalosporins
cutting process
cutting
cephalosporins cutting
Prior art date
Application number
BE1006024A
Other languages
French (fr)
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
Publication of BE816408A publication Critical patent/BE816408A/en

Links

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
    • C07D501/14—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
    • 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
    • C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE1006024A 1973-06-18 1974-06-17 CEPHALOSPORINS CUTTING PROCESS BE816408A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US371011A US3905966A (en) 1973-06-18 1973-06-18 Cephalosporin cleavage process

Publications (1)

Publication Number Publication Date
BE816408A true BE816408A (en) 1974-12-17

Family

ID=23462129

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1006024A BE816408A (en) 1973-06-18 1974-06-17 CEPHALOSPORINS CUTTING PROCESS

Country Status (12)

Country Link
US (1) US3905966A (en)
JP (1) JPS61352B2 (en)
BE (1) BE816408A (en)
CA (1) CA1018155A (en)
CH (1) CH601313A5 (en)
DE (1) DE2429166A1 (en)
ES (2) ES427388A1 (en)
FR (1) FR2233328B1 (en)
GB (1) GB1474544A (en)
IE (1) IE39253B1 (en)
IL (1) IL44791A (en)
NL (1) NL7408170A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994888A (en) * 1973-06-18 1976-11-30 Eli Lilly And Company Cephalosporin cleavage process
US4001239A (en) * 1973-06-18 1977-01-04 Eli Lilly And Company Cephalosporin cleavage process
US4039535A (en) * 1973-12-10 1977-08-02 Eli Lilly And Company 7-[α-(GUANYL-1-UREIDO)PHENYLACETAMIDO]-3-SUBSTITUTED CEPHALOSPORIN ANTIBIOTICS
JPS52124221A (en) * 1976-04-10 1977-10-19 Toshizou Miyai Water tpa with selffclosing valve
US5169945A (en) * 1990-05-14 1992-12-08 Eli Lilly And Company Amino protecting group
US5239069A (en) * 1990-05-14 1993-08-24 Eli Lilly And Company Amino protecting group
IL98072A0 (en) * 1990-05-14 1992-06-21 Lilly Co Eli Azetidinone analogs and process for their preparation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487070A (en) * 1966-01-14 1969-12-30 Bristol Myers Co 3-blocked amino-4-sulfhydryl-2-azetidinones
US3487074A (en) * 1966-01-14 1969-12-30 Bristol Myers Co Derivatives of 6-amino-3-penamylcarboxylic acid and 7-amino-2,2-dimethyl-cephalosporanic acid
US3769281A (en) * 1970-07-09 1973-10-30 Lilly Co Eli Deblocking process for cephalosporin antibiotics

Also Published As

Publication number Publication date
NL7408170A (en) 1974-12-20
IL44791A (en) 1976-09-30
JPS5036488A (en) 1975-04-05
CH601313A5 (en) 1978-07-14
ES427388A1 (en) 1976-09-16
JPS61352B2 (en) 1986-01-08
FR2233328A1 (en) 1975-01-10
IE39253L (en) 1974-12-18
IE39253B1 (en) 1978-08-30
US3905966A (en) 1975-09-16
FR2233328B1 (en) 1977-10-07
IL44791A0 (en) 1974-07-31
GB1474544A (en) 1977-05-25
DE2429166A1 (en) 1975-01-09
ES448016A1 (en) 1977-07-01
CA1018155A (en) 1977-09-27

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