CH623328A5 - - Google Patents

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Publication number
CH623328A5
CH623328A5 CH1170076A CH1170076A CH623328A5 CH 623328 A5 CH623328 A5 CH 623328A5 CH 1170076 A CH1170076 A CH 1170076A CH 1170076 A CH1170076 A CH 1170076A CH 623328 A5 CH623328 A5 CH 623328A5
Authority
CH
Switzerland
Prior art keywords
formula
protected
reaction
amino
substituent
Prior art date
Application number
CH1170076A
Other languages
German (de)
English (en)
Inventor
Ian Glaisby Wright
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 CH623328A5 publication Critical patent/CH623328A5/de

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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
    • C07D501/04—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
    • C07D501/20—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)
CH1170076A 1975-09-15 1976-09-15 CH623328A5 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/613,388 US4008231A (en) 1975-09-15 1975-09-15 Preparation of 3-methoxymethylcephalosporins

Publications (1)

Publication Number Publication Date
CH623328A5 true CH623328A5 (nl) 1981-05-29

Family

ID=24457125

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1170076A CH623328A5 (nl) 1975-09-15 1976-09-15

Country Status (12)

Country Link
US (1) US4008231A (nl)
JP (1) JPS5236690A (nl)
BE (1) BE846204A (nl)
CA (1) CA1064909A (nl)
CH (1) CH623328A5 (nl)
DE (1) DE2641138A1 (nl)
ES (1) ES451558A1 (nl)
FR (1) FR2323694A1 (nl)
GB (1) GB1563135A (nl)
IE (1) IE43497B1 (nl)
IL (1) IL50150A (nl)
NL (1) NL7610217A (nl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500010A (en) * 1975-10-01 1978-02-08 Pierrel Spa 3,7-disubstituted cephalosporins and their preparation
GB1573153A (en) * 1977-02-26 1980-08-13 Beecham Group Ltd 2-hydroxy - 4 - oxa - 1 - azobicyclo(3,2,0)-heptan-7-one derivatives
US4584371A (en) * 1984-03-01 1986-04-22 The Upjohn Company Catalytic process for preparing 3-ester-methyl cephalosporins from desacetyl-7-aminocephalosporanic acid
CN102898439B (zh) * 2011-07-27 2015-03-25 广东立国制药有限公司 一种去乙酰头孢呋辛内酯的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1241656A (en) * 1967-08-21 1971-08-04 Glaxo Lab Ltd Improvements in or relating to cephalosporin compounds
BE758800A (fr) * 1969-11-13 1971-05-12 Lilly Co Eli Methode de coupure du groupement 7-carboxamide d'un compose de cephalosporine
BE787618A (fr) * 1971-08-17 1973-02-16 Gist Brocades Nv Procede pour preparer des composes heterocycliques

Also Published As

Publication number Publication date
BE846204A (fr) 1977-03-15
IE43497B1 (en) 1981-03-11
JPS636550B2 (nl) 1988-02-10
FR2323694A1 (fr) 1977-04-08
CA1064909A (en) 1979-10-23
US4008231A (en) 1977-02-15
DE2641138A1 (de) 1977-03-24
FR2323694B1 (nl) 1979-09-28
IL50150A0 (en) 1976-09-30
IE43497L (en) 1977-03-15
JPS5236690A (en) 1977-03-22
IL50150A (en) 1979-11-30
GB1563135A (en) 1980-03-19
NL7610217A (nl) 1977-03-17
ES451558A1 (es) 1977-10-01

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Legal Events

Date Code Title Description
PL Patent ceased