ES437842A1 - Procedimiento para la preparacion de cefalosporinas. - Google Patents

Procedimiento para la preparacion de cefalosporinas.

Info

Publication number
ES437842A1
ES437842A1 ES437842A ES437842A ES437842A1 ES 437842 A1 ES437842 A1 ES 437842A1 ES 437842 A ES437842 A ES 437842A ES 437842 A ES437842 A ES 437842A ES 437842 A1 ES437842 A1 ES 437842A1
Authority
ES
Spain
Prior art keywords
methyl
see formula
group
taken
alkyl
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
ES437842A
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 ES437842A1 publication Critical patent/ES437842A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Document Processing Apparatus (AREA)
ES437842A 1974-05-22 1975-05-21 Procedimiento para la preparacion de cefalosporinas. Expired ES437842A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23070/74A IT1043958B (it) 1974-05-22 1974-05-22 Procedimento per la preparazione di cefalosporine

Publications (1)

Publication Number Publication Date
ES437842A1 true ES437842A1 (es) 1977-01-01

Family

ID=11203454

Family Applications (1)

Application Number Title Priority Date Filing Date
ES437842A Expired ES437842A1 (es) 1974-05-22 1975-05-21 Procedimiento para la preparacion de cefalosporinas.

Country Status (16)

Country Link
JP (1) JPS50160291A (es)
AT (1) AT340047B (es)
BE (1) BE829304A (es)
CA (1) CA1055485A (es)
DE (1) DE2522142A1 (es)
DK (1) DK220375A (es)
ES (1) ES437842A1 (es)
FR (1) FR2279753A1 (es)
GB (2) GB1472865A (es)
HU (1) HU171357B (es)
IT (1) IT1043958B (es)
NL (1) NL170286C (es)
NO (1) NO751781L (es)
SE (1) SE7505751L (es)
SU (1) SU727147A3 (es)
ZA (1) ZA753244B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1472866A (en) 1974-06-12 1977-05-11 Farmaceutici Italia Cephalosporins and intermediates therefor
NL7806860A (nl) * 1977-07-05 1979-01-09 Farmaceutici Italia Werkwijze voor het bereiden van met nocardicine verwan- te azetidinonen.
US4482491A (en) * 1981-05-01 1984-11-13 Otsuka Kagaku Yakuhin Kabushiki Kaisha Thiazolinoazetidinone derivatives and process for the preparation of the same
EP0088488B1 (en) * 1982-01-22 1986-10-01 Beecham Group Plc Antibacterial agents, their preparation and use

Also Published As

Publication number Publication date
GB1472865A (en) 1977-05-11
NL170286B (nl) 1982-05-17
JPS50160291A (es) 1975-12-25
CA1055485A (en) 1979-05-29
SU727147A3 (ru) 1980-04-05
NL7505800A (nl) 1975-11-25
ATA376875A (de) 1977-03-15
HU171357B (hu) 1977-12-28
FR2279753B1 (es) 1979-03-16
AT340047B (de) 1977-11-25
BE829304A (fr) 1975-11-21
ZA753244B (en) 1976-05-26
DE2522142A1 (de) 1975-12-11
SE7505751L (sv) 1975-11-24
NO751781L (es) 1975-11-25
GB1472870A (en) 1977-05-11
IT1043958B (it) 1980-02-29
DK220375A (da) 1975-11-23
NL170286C (nl) 1982-10-18
FR2279753A1 (fr) 1976-02-20
AU8131975A (en) 1976-11-25

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19860728