GB1295949A - - Google Patents

Info

Publication number
GB1295949A
GB1295949A GB1295949DA GB1295949A GB 1295949 A GB1295949 A GB 1295949A GB 1295949D A GB1295949D A GB 1295949DA GB 1295949 A GB1295949 A GB 1295949A
Authority
GB
United Kingdom
Prior art keywords
acid
derivatives
group
pyridinium
reaction
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
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 GB1295949A publication Critical patent/GB1295949A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
GB1295949D 1970-10-31 1970-10-31 Expired GB1295949A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5186970 1970-10-31

Publications (1)

Publication Number Publication Date
GB1295949A true GB1295949A (enrdf_load_stackoverflow) 1972-11-08

Family

ID=10461708

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1295949D Expired GB1295949A (enrdf_load_stackoverflow) 1970-10-31 1970-10-31

Country Status (1)

Country Link
GB (1) GB1295949A (enrdf_load_stackoverflow)

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees