NL7501998A - PROCESS FOR PREPARING PHTHALIDYL ESTERS FROM CEPHALOS SPORINS. - Google Patents

PROCESS FOR PREPARING PHTHALIDYL ESTERS FROM CEPHALOS SPORINS.

Info

Publication number
NL7501998A
NL7501998A NL7501998A NL7501998A NL7501998A NL 7501998 A NL7501998 A NL 7501998A NL 7501998 A NL7501998 A NL 7501998A NL 7501998 A NL7501998 A NL 7501998A NL 7501998 A NL7501998 A NL 7501998A
Authority
NL
Netherlands
Prior art keywords
sporins
cephalos
preparing
phthalidyl esters
phthalidyl
Prior art date
Application number
NL7501998A
Other languages
Dutch (nl)
Original Assignee
Beecham Group 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 Beecham Group Ltd filed Critical Beecham Group Ltd
Publication of NL7501998A publication Critical patent/NL7501998A/en

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
    • C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
    • C07D501/36—Methylene radicals, substituted by sulfur atoms
    • 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
    • C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
    • 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
    • C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
    • C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
NL7501998A 1974-02-21 1975-02-20 PROCESS FOR PREPARING PHTHALIDYL ESTERS FROM CEPHALOS SPORINS. NL7501998A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7860/74A GB1492393A (en) 1974-02-21 1974-02-21 Cephalosporin esters

Publications (1)

Publication Number Publication Date
NL7501998A true NL7501998A (en) 1975-08-25

Family

ID=9841189

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7501998A NL7501998A (en) 1974-02-21 1975-02-20 PROCESS FOR PREPARING PHTHALIDYL ESTERS FROM CEPHALOS SPORINS.

Country Status (14)

Country Link
JP (1) JPS50121294A (en)
AU (1) AU501950B2 (en)
BE (1) BE825717A (en)
CA (1) CA1069499A (en)
CH (3) CH623589A5 (en)
DE (1) DE2507374A1 (en)
DK (1) DK57575A (en)
ES (1) ES434923A1 (en)
FR (1) FR2261773B1 (en)
GB (1) GB1492393A (en)
IL (1) IL46635A (en)
NL (1) NL7501998A (en)
PH (1) PH11815A (en)
SE (1) SE7501878L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1130969B (en) * 1980-03-14 1986-06-18 Dob Far Spa CEFAPIRINE ESTERS, THEIR SALTS AND PROCEDURE FOR THEIR OBTAINMENT
IT1141286B (en) * 1980-04-17 1986-10-01 Dob Far Spa ESTERS OF DESACETOXY Cephalosporins THEIR SALTS AND PROCEDURES FOR THEIR OBTAINING
WO1984001949A1 (en) * 1982-11-10 1984-05-24 Kyoto Pharma Ind Cephalosporin derivatives, process and their preparation, and prophylactic and treating agent against bacterial infection

Also Published As

Publication number Publication date
JPS50121294A (en) 1975-09-23
DE2507374A1 (en) 1975-08-28
CH622801A5 (en) 1981-04-30
IL46635A0 (en) 1975-04-25
SE7501878L (en) 1975-08-22
PH11815A (en) 1978-07-14
AU7837475A (en) 1976-08-19
IL46635A (en) 1978-07-31
AU501950B2 (en) 1979-07-05
FR2261773A1 (en) 1975-09-19
ES434923A1 (en) 1976-12-16
BE825717A (en) 1975-08-19
DK57575A (en) 1975-10-20
FR2261773B1 (en) 1978-08-04
CH623329A5 (en) 1981-05-29
CH623589A5 (en) 1981-06-15
CA1069499A (en) 1980-01-08
GB1492393A (en) 1977-11-16

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed