CS203966B2 - Způsob přípravy cefalosporinů s volnou amlnoskupinou v poloze 7 - Google Patents

Způsob přípravy cefalosporinů s volnou amlnoskupinou v poloze 7 Download PDF

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Publication number
CS203966B2
CS203966B2 CS733092A CS309273A CS203966B2 CS 203966 B2 CS203966 B2 CS 203966B2 CS 733092 A CS733092 A CS 733092A CS 309273 A CS309273 A CS 309273A CS 203966 B2 CS203966 B2 CS 203966B2
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CS
Czechoslovakia
Prior art keywords
group
reaction mixture
added
cephalosporin
carbon atoms
Prior art date
Application number
CS733092A
Other languages
Czech (cs)
English (en)
Inventor
Harwey M Higgins
Jon W Fitzsimmons
Harold B Hayes
Ronald G Abel
Original Assignee
Lilly Co Eli
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 Lilly Co Eli filed Critical Lilly Co Eli
Publication of CS203966B2 publication Critical patent/CS203966B2/cs

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • C07D501/14Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/187-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D499/00Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D499/21Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring with a nitrogen atom directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
CS733092A 1972-05-01 1973-04-30 Způsob přípravy cefalosporinů s volnou amlnoskupinou v poloze 7 CS203966B2 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US249293A US3904615A (en) 1972-05-01 1972-05-01 Process for cleaving cephalosporin compounds

Publications (1)

Publication Number Publication Date
CS203966B2 true CS203966B2 (cs) 1981-03-31

Family

ID=22942849

Family Applications (1)

Application Number Title Priority Date Filing Date
CS733092A CS203966B2 (cs) 1972-05-01 1973-04-30 Způsob přípravy cefalosporinů s volnou amlnoskupinou v poloze 7

Country Status (6)

Country Link
US (1) US3904615A (fr)
BE (1) BE798969A (fr)
CA (1) CA1018156A (fr)
CS (1) CS203966B2 (fr)
PH (1) PH10445A (fr)
ZA (1) ZA732664B (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499909A (en) * 1966-05-18 1970-03-10 Koninklijke Gist Spiritus Process for production of 6-aminopenicillanic acid
US3575970A (en) * 1967-08-07 1971-04-20 Koninklijke Gist Spiritus Process for preparation of 7-amino-cephalosporanic acid compounds

Also Published As

Publication number Publication date
ZA732664B (en) 1974-10-30
PH10445A (en) 1977-03-25
BE798969A (fr) 1973-10-30
US3904615A (en) 1975-09-09
CA1018156A (en) 1977-09-27

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