SE416204B - Forfarande for framstellning av cefalosporiner av laktoltyp - Google Patents

Forfarande for framstellning av cefalosporiner av laktoltyp

Info

Publication number
SE416204B
SE416204B SE7316419A SE7316419A SE416204B SE 416204 B SE416204 B SE 416204B SE 7316419 A SE7316419 A SE 7316419A SE 7316419 A SE7316419 A SE 7316419A SE 416204 B SE416204 B SE 416204B
Authority
SE
Sweden
Prior art keywords
acid
cephem
process according
compound
starting compound
Prior art date
Application number
SE7316419A
Other languages
English (en)
Swedish (sv)
Inventor
S Terao
M Shiraishi
T Miyawaki
M Numata
Y Imashiro
I Minamida
M Yamaoka
Original Assignee
Takeda Chemical Industries 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
Priority claimed from JP47123601A external-priority patent/JPS523951B2/ja
Priority claimed from JP731423A external-priority patent/JPS5652907B2/ja
Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Publication of SE416204B publication Critical patent/SE416204B/sv

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
    • C07D501/02—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)
SE7316419A 1972-12-08 1973-12-05 Forfarande for framstellning av cefalosporiner av laktoltyp SE416204B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP47123601A JPS523951B2 (fr) 1972-12-08 1972-12-08
JP731423A JPS5652907B2 (fr) 1972-12-25 1972-12-25

Publications (1)

Publication Number Publication Date
SE416204B true SE416204B (sv) 1980-12-08

Family

ID=26334632

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7316419A SE416204B (sv) 1972-12-08 1973-12-05 Forfarande for framstellning av cefalosporiner av laktoltyp

Country Status (8)

Country Link
US (1) US3984401A (fr)
CA (1) CA1109860A (fr)
CH (1) CH588497A5 (fr)
DE (1) DE2360620C2 (fr)
FR (1) FR2209763B1 (fr)
GB (1) GB1444947A (fr)
NL (1) NL7316827A (fr)
SE (1) SE416204B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301526A1 (fr) * 1975-02-21 1976-09-17 Shionogi & Co Procede de preparation de der
JPS5268193A (en) * 1975-11-28 1977-06-06 Sumitomo Chem Co Ltd Synthesis of novel cephalosporin derivatives
FR2494279A1 (fr) * 1980-11-20 1982-05-21 Rhone Poulenc Ind Nouvelles oxacephalosporines, leur preparation et les medicaments qui les contiennent
US5856474A (en) * 1994-04-25 1999-01-05 Biochemie Gesellschaft, M.B.H. Cephalosporin synthesis
US5631366A (en) * 1995-01-12 1997-05-20 Hoffmann-La Roche Inc. Process for making 3-formylcephem derivatives
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
US3351596A (en) * 1966-09-21 1967-11-07 Lilly Co Eli 3-formyl cephalosporins
CH504473A (de) * 1967-11-03 1971-03-15 Ciba Geigy Ag Verfahren zur Herstellung von Cephalosporansäurederivaten
CH546794A (de) * 1970-06-18 1974-03-15 Ciba Geigy Ag Verfahren zur herstellung von cephalosporansaeurederivaten.

Also Published As

Publication number Publication date
FR2209763B1 (fr) 1976-06-25
DE2360620C2 (de) 1983-11-17
NL7316827A (fr) 1974-06-11
US3984401A (en) 1976-10-05
CA1109860A (fr) 1981-09-29
FR2209763A1 (fr) 1974-07-05
DE2360620A1 (de) 1974-06-12
CH588497A5 (fr) 1977-06-15
GB1444947A (en) 1976-08-04

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