ES377688A1 - Mejoras en el procedimiento para la sintesis de una cela- losporina a partir de un ester de sulfoxido de penicilina. - Google Patents

Mejoras en el procedimiento para la sintesis de una cela- losporina a partir de un ester de sulfoxido de penicilina.

Info

Publication number
ES377688A1
ES377688A1 ES377688A ES377688A ES377688A1 ES 377688 A1 ES377688 A1 ES 377688A1 ES 377688 A ES377688 A ES 377688A ES 377688 A ES377688 A ES 377688A ES 377688 A1 ES377688 A1 ES 377688A1
Authority
ES
Spain
Prior art keywords
hydrogen
give
ester
group
formula
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
ES377688A
Other languages
English (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.)
Eli Lilly and Co
Original Assignee
Eli Lilly and Co
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 Eli Lilly and Co filed Critical Eli Lilly and Co
Publication of ES377688A1 publication Critical patent/ES377688A1/es
Expired legal-status Critical Current

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
    • C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
    • 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)
ES377688A 1969-03-18 1970-03-18 Mejoras en el procedimiento para la sintesis de una cela- losporina a partir de un ester de sulfoxido de penicilina. Expired ES377688A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80831369A 1969-03-18 1969-03-18

Publications (1)

Publication Number Publication Date
ES377688A1 true ES377688A1 (es) 1972-08-01

Family

ID=25198435

Family Applications (1)

Application Number Title Priority Date Filing Date
ES377688A Expired ES377688A1 (es) 1969-03-18 1970-03-18 Mejoras en el procedimiento para la sintesis de una cela- losporina a partir de un ester de sulfoxido de penicilina.

Country Status (16)

Country Link
US (1) US3632850A (es)
JP (1) JPS5017991B1 (es)
AT (1) AT305492B (es)
BE (1) BE747382A (es)
BR (1) BR6915024D0 (es)
CA (1) CA985674A (es)
CH (1) CH554896A (es)
CY (1) CY708A (es)
DK (1) DK143342C (es)
ES (1) ES377688A1 (es)
FR (1) FR2039032A5 (es)
GB (1) GB1270633A (es)
IE (1) IE34181B1 (es)
IL (1) IL34050A (es)
MY (1) MY7300494A (es)
NL (1) NL7003887A (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852281A (en) * 1970-02-18 1974-12-03 Koninklijke Gist Spiritus Process for the preparation of 7-substituted amino-desacetoxycephalosporanic acid compounds
US3862181A (en) * 1970-10-28 1975-01-21 Squibb & Sons Inc Process for preparing cephalosporins
US4003894A (en) * 1971-08-17 1977-01-18 Gist-Brocades N.V. Preparation of 7-substituted amino-desacetoxycephalosporanic acid compounds
JPS536158B2 (es) * 1972-03-23 1978-03-04
JPS551272B2 (es) * 1972-04-14 1980-01-12
JPS4970989A (es) * 1972-11-15 1974-07-09
JPS50150989U (es) * 1974-05-31 1975-12-16
US4091214A (en) * 1977-02-25 1978-05-23 Eli Lilly And Company De-esterification process for cephalosporins
CA1164402A (en) * 1980-03-31 1984-03-27 David A. Hall Electrolytic reduction of cephalosporin p-nitrobenzyl esters
US4379739A (en) * 1980-03-31 1983-04-12 Eli Lilly And Company Electrolytic reduction of cephalosporin p-nitrobenzyl esters

Also Published As

Publication number Publication date
MY7300494A (en) 1973-12-31
CH554896A (de) 1974-10-15
JPS5017991B1 (es) 1975-06-25
BR6915024D0 (pt) 1973-05-24
US3632850A (en) 1972-01-04
DK143342B (da) 1981-08-10
GB1270633A (en) 1972-04-12
IE34181B1 (en) 1975-03-05
AT305492B (de) 1973-02-26
IE34181L (en) 1970-09-18
IL34050A (en) 1973-02-28
CA985674A (en) 1976-03-16
DK143342C (da) 1981-12-07
FR2039032A5 (es) 1971-01-08
DE2012955A1 (de) 1970-09-24
NL7003887A (es) 1970-09-22
CY708A (en) 1973-10-01
IL34050A0 (en) 1970-05-21
DE2012955B2 (de) 1976-05-13
BE747382A (fr) 1970-09-14

Similar Documents

Publication Publication Date Title
ES377688A1 (es) Mejoras en el procedimiento para la sintesis de una cela- losporina a partir de un ester de sulfoxido de penicilina.
GB1470188A (en) Penicillins
ES299038A1 (es) Procedimiento de preparaciën de nuevas penicilinas
GB1461323A (en) Alpha-aminoacyl-3-halo-cephalosporins
SE7506455L (sv) Antibakteriella medel
GB1501711A (en) Hydroxy-substituted cephalosporins
ES428534A1 (es) Un procedimiento para preparar un ester 7beta-amino-7alfa- metoxi-3-cefem.
ES420336A1 (es) Un procedimiento mejorado para separar las impurezas poli- sacaridas y proteinicas una cefalosporina c.
GB1381320A (en) Benzoxazole derivatives
ES408023A1 (es) Un procedimiento para la preparacion de nuevos derivados decefalesperina y penicilina.
ES8105327A1 (es) Mejoras en un procedimiento para la produccion de una cefa- losporina
ES402904A1 (es) Mejoras introducidas en el metodo de preparacion de acido-7-(d-5-amino-5-carboxovalerimado)-3-(carbamoiloximetil)-7-me-toxi-3-cefem-4-carboxilico.
ES375237A1 (es) Un procedimiento para preparar un antibiotico de cefalospo-rina.
ES385907A1 (es) Procedimiento de desdoblamiento para la produccion de acido6-aminopenicilanico.
GB1313207A (en) Process for preparing 7-aminocephalosporanic acid 7-aca from cephalosporin c and certain new intermediate cephalosporin c derivatives
ES347919A1 (es) Procedimiento para el aislamiento de la cefaloesporina c.
GB1358374A (en) Process for the preparation of cephalosporin derivatives
GB1200158A (en) A PROCESS FOR THE PRODUCTION OF gamma-CHLOROACETOACETIC ACID ESTERS
IE36621L (en) Acylation of cephalosporin esters
NL7412848A (en) Alpha-aminopenicillin and cephalosporin prepn - by acylating 7-amino (desacetoxy)cephalosporanic or 6-aminopenicillanic acid
GB1344707A (en) Cephalosporins via penicillin sulphoxide conversion
ES8305774A1 (es) Procedimiento para preparar derivados de cefalosporina.
GB1355804A (en) Penicillins and cephalosporinesters
GB1254148A (en) Process for purifying cephaloglycin antibiotic and the antibiotic thus obtained
ES435618A1 (es) Mejoras introducidas en un procedimiento de preparacion de cefamicina c.