ES403864A1 - Un procedimiento para la preparacion de antibioticos de ce-falosporina. - Google Patents

Un procedimiento para la preparacion de antibioticos de ce-falosporina.

Info

Publication number
ES403864A1
ES403864A1 ES403864A ES403864A ES403864A1 ES 403864 A1 ES403864 A1 ES 403864A1 ES 403864 A ES403864 A ES 403864A ES 403864 A ES403864 A ES 403864A ES 403864 A1 ES403864 A1 ES 403864A1
Authority
ES
Spain
Prior art keywords
formula
blocking group
hydrogen
procedure
methoxycephalosporin derivatives
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
ES403864A
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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 Merck and Co Inc filed Critical Merck and Co Inc
Publication of ES403864A1 publication Critical patent/ES403864A1/es
Expired 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

Un procedimiento para la preparación de antibióticos de cefalosporina de fórmula**fórmula** dónde A es hidrógeno , acetoxi o carbamoiloxi,, R es un radical acilo y R1 es un grupo bloqueante o hidrógeno, cuyo procedimiento consiste en tratar un compuesto de fórmula**fórmula** donde A, R son los definidos anteriormente, y R1 es un grupo bloqueante con un ácido a temperatura elevada, seguido opcionalmente de separación del grupo bloqueante R1
ES403864A 1971-06-18 1972-06-14 Un procedimiento para la preparacion de antibioticos de ce-falosporina. Expired ES403864A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15459371A 1971-06-18 1971-06-18
US20753871A 1971-12-13 1971-12-13

Publications (1)

Publication Number Publication Date
ES403864A1 true ES403864A1 (es) 1975-12-16

Family

ID=26851578

Family Applications (1)

Application Number Title Priority Date Filing Date
ES403864A Expired ES403864A1 (es) 1971-06-18 1972-06-14 Un procedimiento para la preparacion de antibioticos de ce-falosporina.

Country Status (12)

Country Link
JP (1) JPS5317599B1 (es)
CA (1) CA989390A (es)
CH (1) CH578574A5 (es)
DD (1) DD100003A5 (es)
DE (1) DE2264753C3 (es)
DK (1) DK138652B (es)
ES (1) ES403864A1 (es)
FR (1) FR2142003B1 (es)
GB (1) GB1377704A (es)
NL (1) NL7207663A (es)
PL (1) PL86959B1 (es)
SE (1) SE400562B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114276368B (zh) * 2021-12-23 2023-12-26 山东鑫泉医药有限公司 他唑巴坦二苯甲酯的合成方法

Also Published As

Publication number Publication date
CA989390A (en) 1976-05-18
DD100003A5 (es) 1973-09-05
PL86959B1 (en) 1976-06-30
NL7207663A (es) 1972-12-20
DE2264753B2 (de) 1981-02-19
DK138652B (da) 1978-10-09
DK138652C (es) 1979-04-30
DE2229246A1 (de) 1973-01-04
FR2142003B1 (es) 1976-03-05
JPS5317599B1 (es) 1978-06-09
GB1377704A (en) 1974-12-18
DE2264753A1 (de) 1975-01-09
CH578574A5 (es) 1976-08-13
DE2264753C3 (de) 1982-03-11
FR2142003A1 (es) 1973-01-26
DE2229246B2 (de) 1976-12-30
SE400562B (sv) 1978-04-03

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