ES446673A1 - Un procedimiento para la preparacion de cefalosporinas. - Google Patents

Un procedimiento para la preparacion de cefalosporinas.

Info

Publication number
ES446673A1
ES446673A1 ES446673A ES446673A ES446673A1 ES 446673 A1 ES446673 A1 ES 446673A1 ES 446673 A ES446673 A ES 446673A ES 446673 A ES446673 A ES 446673A ES 446673 A1 ES446673 A1 ES 446673A1
Authority
ES
Spain
Prior art keywords
methyl
alkyl
mononuclear
image
benzyloxy
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
ES446673A
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.)
Pfizer Italia SRL
Original Assignee
Farmaceutici Italia SpA
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 Farmaceutici Italia SpA filed Critical Farmaceutici Italia SpA
Publication of ES446673A1 publication Critical patent/ES446673A1/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
    • C07D501/02—Preparation
    • C07D501/08—Preparation by forming the ring or condensed ring systems
    • 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)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Molecular Biology (AREA)
  • Cephalosporin Compounds (AREA)
ES446673A 1975-04-05 1976-04-03 Un procedimiento para la preparacion de cefalosporinas. Expired ES446673A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1424175A GB1472864A (en) 1975-04-05 1975-04-05 Method of preparing cephalosporins

Publications (1)

Publication Number Publication Date
ES446673A1 true ES446673A1 (es) 1977-06-01

Family

ID=10037590

Family Applications (1)

Application Number Title Priority Date Filing Date
ES446673A Expired ES446673A1 (es) 1975-04-05 1976-04-03 Un procedimiento para la preparacion de cefalosporinas.

Country Status (18)

Country Link
US (1) US4035362A (es)
JP (1) JPS51122089A (es)
AT (1) AT342200B (es)
AU (1) AU499604B2 (es)
BE (1) BE840329A (es)
CA (1) CA1060433A (es)
CH (1) CH608810A5 (es)
DE (1) DE2613641C2 (es)
DK (1) DK160776A (es)
ES (1) ES446673A1 (es)
FR (1) FR2306207A1 (es)
GB (1) GB1472864A (es)
MX (1) MX3329E (es)
NL (1) NL172544C (es)
NO (1) NO150883C (es)
SE (1) SE428691B (es)
YU (1) YU82976A (es)
ZA (1) ZA761993B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0065488B1 (de) * 1981-05-19 1985-08-14 Ciba-Geigy Ag Verfahren zur Herstellung von 4-Thio-azetidinon-Verbindungen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR6915080D0 (pt) * 1969-06-12 1973-03-08 Lilly Co Eli Processo para a preparacao de um produto rearranjado de penicilina
BE787618A (fr) * 1971-08-17 1973-02-16 Gist Brocades Nv Procede pour preparer des composes heterocycliques
US3962277A (en) * 1973-02-09 1976-06-08 Gist-Brocades N.V. Acetidine derivatives
GB1465893A (en) * 1973-02-09 1977-03-02 Gist Brocades Nv I-carboxypropenyl-4-iminothio-azetidine-2-one derivatives methods for their preparation and use
GB1472866A (en) * 1974-06-12 1977-05-11 Farmaceutici Italia Cephalosporins and intermediates therefor

Also Published As

Publication number Publication date
BE840329A (fr) 1976-10-04
NL172544C (nl) 1983-09-16
AU499604B2 (en) 1979-04-26
CA1060433A (en) 1979-08-14
MX3329E (es) 1980-09-29
JPS51122089A (en) 1976-10-25
CH608810A5 (es) 1979-01-31
SE428691B (sv) 1983-07-18
DK160776A (da) 1976-10-06
YU82976A (en) 1982-06-30
NL172544B (nl) 1983-04-18
NO761141L (es) 1976-10-06
SE7603960L (sv) 1976-10-06
NL7603264A (nl) 1976-10-07
GB1472864A (en) 1977-05-11
FR2306207A1 (fr) 1976-10-29
FR2306207B1 (es) 1979-04-20
NO150883B (no) 1984-09-24
DE2613641C2 (de) 1982-12-23
US4035362A (en) 1977-07-12
AT342200B (de) 1978-03-28
DE2613641A1 (de) 1976-10-21
AU1256876A (en) 1977-10-06
ATA238176A (de) 1977-07-15
NO150883C (no) 1985-01-09
ZA761993B (en) 1977-03-30

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19860224