FR2240225B1 - - Google Patents

Info

Publication number
FR2240225B1
FR2240225B1 FR7423877A FR7423877A FR2240225B1 FR 2240225 B1 FR2240225 B1 FR 2240225B1 FR 7423877 A FR7423877 A FR 7423877A FR 7423877 A FR7423877 A FR 7423877A FR 2240225 B1 FR2240225 B1 FR 2240225B1
Authority
FR
France
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
FR7423877A
Other languages
French (fr)
Other versions
FR2240225A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujisawa Pharmaceutical Co Ltd
Original Assignee
Fujisawa Pharmaceutical Co Ltd
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
Priority claimed from JP11738472A external-priority patent/JPS5550955B2/ja
Priority claimed from JP12557372A external-priority patent/JPS5531791B2/ja
Priority claimed from JP47128658A external-priority patent/JPS5929597B2/ja
Priority claimed from JP12890272A external-priority patent/JPS5641634B2/ja
Priority claimed from JP731201A external-priority patent/JPS5946950B2/ja
Application filed by Fujisawa Pharmaceutical Co Ltd filed Critical Fujisawa Pharmaceutical Co Ltd
Publication of FR2240225A1 publication Critical patent/FR2240225A1/fr
Application granted granted Critical
Publication of FR2240225B1 publication Critical patent/FR2240225B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D499/00—Heterocyclic 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
    • C07D205/09—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4
    • C07D205/095—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4 and with a nitrogen atom directly attached in position 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
FR7423877A 1972-11-22 1974-07-09 3-Substd. cepham-4-carboxylic acids prodn. - by removal of carboxy protecting gps of corresp. protected cpd Granted FR2240225A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP11738472A JPS5550955B2 (enrdf_load_stackoverflow) 1972-11-22 1972-11-22
JP12557372A JPS5531791B2 (enrdf_load_stackoverflow) 1972-12-13 1972-12-13
JP47128658A JPS5929597B2 (ja) 1972-12-20 1972-12-20 ２−置換アルキル−２−アルキルペナム−３−カルボン酸類の製造法
JP12890272A JPS5641634B2 (enrdf_load_stackoverflow) 1972-12-21 1972-12-21
JP731201A JPS5946950B2 (ja) 1972-12-23 1972-12-23 ３−置換セフアム−４−カルボン酸類を製造する方法

Publications (2)

Publication Number Publication Date
FR2240225A1 FR2240225A1 (en) 1975-03-07
FR2240225B1 true FR2240225B1 (enrdf_load_stackoverflow) 1979-01-26

Family

ID=27518073

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423877A Granted FR2240225A1 (en) 1972-11-22 1974-07-09 3-Substd. cepham-4-carboxylic acids prodn. - by removal of carboxy protecting gps of corresp. protected cpd

Country Status (1)

Country Link
FR (1) FR2240225A1 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR2240225A1 (en) 1975-03-07

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Legal Events

Date Code Title Description
ST Notification of lapse