FR2175169B1 - - Google Patents

Info

Publication number
FR2175169B1
FR2175169B1 FR7308268A FR7308268A FR2175169B1 FR 2175169 B1 FR2175169 B1 FR 2175169B1 FR 7308268 A FR7308268 A FR 7308268A FR 7308268 A FR7308268 A FR 7308268A FR 2175169 B1 FR2175169 B1 FR 2175169B1
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
FR7308268A
Other languages
French (fr)
Other versions
FR2175169A1 (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.)
Laboratoire Glaxo Wellcome SA
Glaxo Laboratories Ltd
Original Assignee
Laboratoires Glaxo SA
Glaxo Laboratories 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
Application filed by Laboratoires Glaxo SA, Glaxo Laboratories Ltd filed Critical Laboratoires Glaxo SA
Publication of FR2175169A1 publication Critical patent/FR2175169A1/fr
Application granted granted Critical
Publication of FR2175169B1 publication Critical patent/FR2175169B1/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
    • 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)
FR7308268A 1972-03-09 1973-03-08 Diphenylmethyl ester protecting cpds - used in conversion of penicillins to cephalosporins Granted FR2175169A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1110772 1972-03-09

Publications (2)

Publication Number Publication Date
FR2175169A1 FR2175169A1 (en) 1973-10-19
FR2175169B1 true FR2175169B1 (ko) 1977-04-22

Family

ID=9980177

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7308268A Granted FR2175169A1 (en) 1972-03-09 1973-03-08 Diphenylmethyl ester protecting cpds - used in conversion of penicillins to cephalosporins

Country Status (8)

Country Link
JP (1) JPS48103595A (ko)
AU (1) AU5310473A (ko)
BE (1) BE796458A (ko)
DE (1) DE2311597A1 (ko)
ES (2) ES412453A1 (ko)
FR (1) FR2175169A1 (ko)
NL (1) NL7303263A (ko)
ZA (1) ZA731659B (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953440A (en) * 1974-12-13 1976-04-27 Eli Lilly And Company Deacetoxycephalosporins via penicillin sulfoxide rearrangement
FR2356656A1 (fr) * 1976-06-28 1978-01-27 Viridis Ets Preparation de l'acide 7-((cyanomethyl-thio)-acetamido)-3(2-(5-methyl-1,3,4-thiadiazolyl)-thiomethyl)d3-cephem-4-carboxylique antibacterien
BR112021024874A2 (pt) 2019-06-12 2022-01-25 Nouryon Chemicals Int Bv Processo para a produção de peróxidos de diacila
HUE063796T2 (hu) 2019-06-12 2024-01-28 Nouryon Chemicals Int Bv Eljárás diacil-peroxidok elõállítására
US20220306490A1 (en) * 2019-06-12 2022-09-29 Nouryon Chemicals International B.V. Method for isolating carboxylic acid from an aqueous side stream

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549628A (en) * 1967-07-07 1970-12-22 Lilly Co Eli Side chain cleavage in desacetoxycephalosporin esters

Also Published As

Publication number Publication date
NL7303263A (ko) 1973-09-11
AU5310473A (en) 1974-09-12
ZA731659B (en) 1974-10-30
ES433905A1 (es) 1976-11-16
BE796458A (fr) 1973-09-10
ES412453A1 (es) 1976-01-16
FR2175169A1 (en) 1973-10-19
DE2311597A1 (de) 1973-09-27
JPS48103595A (ko) 1973-12-25

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Legal Events

Date Code Title Description
ST Notification of lapse