IL76367A0 - Improved process for cephalsporin intermediates - Google Patents

Improved process for cephalsporin intermediates

Info

Publication number
IL76367A0
IL76367A0 IL76367A IL7636785A IL76367A0 IL 76367 A0 IL76367 A0 IL 76367A0 IL 76367 A IL76367 A IL 76367A IL 7636785 A IL7636785 A IL 7636785A IL 76367 A0 IL76367 A0 IL 76367A0
Authority
IL
Israel
Prior art keywords
cephalsporin
intermediates
improved process
improved
cephalsporin intermediates
Prior art date
Application number
IL76367A
Other languages
English (en)
Original Assignee
Lilly Co Eli
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 Lilly Co Eli filed Critical Lilly Co Eli
Publication of IL76367A0 publication Critical patent/IL76367A0/xx

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
    • 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
    • C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
    • 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
    • C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
IL76367A 1984-09-17 1985-09-11 Improved process for cephalsporin intermediates IL76367A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65101284A 1984-09-17 1984-09-17

Publications (1)

Publication Number Publication Date
IL76367A0 true IL76367A0 (en) 1986-01-31

Family

ID=24611234

Family Applications (1)

Application Number Title Priority Date Filing Date
IL76367A IL76367A0 (en) 1984-09-17 1985-09-11 Improved process for cephalsporin intermediates

Country Status (6)

Country Link
EP (1) EP0175544A3 (ja)
JP (1) JPS6172790A (ja)
KR (1) KR860002512A (ja)
ES (1) ES8604975A1 (ja)
HU (1) HUT38355A (ja)
IL (1) IL76367A0 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2809711B2 (ja) * 1988-06-22 1998-10-15 イーライ・リリー・アンド・カンパニー １―カルバ（デチア）セファロスポリンの中間体
JPH02101081A (ja) * 1988-10-08 1990-04-12 Meiji Seika Kaisha Ltd セファロスポリン誘導体結晶性二塩酸塩及びその製造法
CA2101571A1 (en) * 1992-09-08 1994-03-09 Elizabeth A. Garofalo Crystalline dihydrate of a cephalosporin dihydrate salt and injectable compositions thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR228726A1 (es) * 1978-05-26 1983-04-15 Glaxo Group Ltd Procedimiento para la preparacion del antibiotico(6r,7r)-7-((z)-2-(2-aminotiazol-4-il)-2-(2-carboxiprop-2-oxiimino)acetamido)-3-(1-piridiniometil)cef-3-em-4-carboxilato
JPS5612397A (en) * 1979-05-25 1981-02-06 Glaxo Group Ltd Intermediate for manufacture of cephalosporin antibiotic

Also Published As

Publication number Publication date
HUT38355A (en) 1986-05-28
ES8604975A1 (es) 1986-03-01
ES547016A0 (es) 1986-03-01
KR860002512A (ko) 1986-04-26
EP0175544A3 (en) 1987-06-03
EP0175544A2 (en) 1986-03-26
JPS6172790A (ja) 1986-04-14

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