NL7204560A - - Google Patents

Info

Publication number
NL7204560A
NL7204560A NL7204560A NL7204560A NL7204560A NL 7204560 A NL7204560 A NL 7204560A NL 7204560 A NL7204560 A NL 7204560A NL 7204560 A NL7204560 A NL 7204560A NL 7204560 A NL7204560 A NL 7204560A
Authority
NL
Netherlands
Application number
NL7204560A
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 filed Critical
Publication of NL7204560A publication Critical patent/NL7204560A/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
    • C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
NL7204560A 1971-04-05 1972-04-05 NL7204560A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46020901A JPS515396B1 (fr) 1971-04-05 1971-04-05

Publications (1)

Publication Number Publication Date
NL7204560A true NL7204560A (fr) 1972-10-09

Family

ID=12040119

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7204560A NL7204560A (fr) 1971-04-05 1972-04-05

Country Status (8)

Country Link
US (1) US3792995A (fr)
JP (1) JPS515396B1 (fr)
CH (1) CH569022A5 (fr)
DE (1) DE2216146C3 (fr)
FR (1) FR2136154A5 (fr)
GB (1) GB1387715A (fr)
NL (1) NL7204560A (fr)
SE (1) SE406325B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8500607A (nl) * 1984-03-06 1985-10-01 Otsuka Kagaku Kk Werkwijze voor de bereiding van 3-exomethyleencefamderivaten.

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218374A (en) * 1972-10-20 1980-08-19 Fujisawa Pharmaceutical Company, Limited Penam derivatives
US4203897A (en) * 1972-10-20 1980-05-20 Fujisawa Pharmaceutical Company, Limited Penam derivatives
US4060688A (en) * 1972-11-28 1977-11-29 Eli Lilly And Company Cephalosporin intermediates
CA1022542A (en) * 1973-01-09 1977-12-13 Bruno Fechtig Process for the manufacture of methylene compounds
US4113940A (en) * 1973-03-15 1978-09-12 Fujisawa Pharmaceutical Co., Ltd. 7-amino 2-lower alkyl-2 or 3-cephem-4-carboxylic acid derivatives and processes for preparation thereof
US4024152A (en) * 1975-09-19 1977-05-17 Eli Lilly And Company 4-Dithio-3-imido-azetidin-2-ones
US4042472A (en) * 1976-04-12 1977-08-16 Eli Lilly And Company Electrolytic process for 7-methoxy-3-exomethylenecepham compounds
US4129731A (en) * 1976-12-08 1978-12-12 E. R. Squibb & Sons, Inc. Process for converting 3-methylene cephalosporins to 3-heterothiomethyl cephalosporins
US4379739A (en) * 1980-03-31 1983-04-12 Eli Lilly And Company Electrolytic reduction of cephalosporin p-nitrobenzyl esters
US4354022A (en) * 1981-06-05 1982-10-12 Fujisawa Pharmaceutical Co., Ltd. Process for preparing 3-methylenecepham compounds or a salt thereof
US4431803A (en) * 1981-12-21 1984-02-14 Eli Lilly And Company 7-Epi 3-exomethylenecephams
US4558123A (en) * 1983-07-22 1985-12-10 Eli Lilly And Company 3-Exomethylene cephalosporins
US5604222A (en) * 1993-12-27 1997-02-18 Lupin Laboratories, Ltd. Method for the preparation of 2-chloro sulfinyl azetidinones
US5578721A (en) * 1994-07-11 1996-11-26 Lupin Laboratories Limited Process for preparation of 3-exomethylene cepham sulfoxide esters
US5571910A (en) * 1994-12-09 1996-11-05 Schering Corporation Process for the preparation of intermediates useful in the synthesis of cephalosporins

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3444057A (en) * 1966-06-29 1969-05-13 Syntex Corp Electrolytic reduction of aromatic steroids
GB1140975A (en) * 1966-09-22 1969-01-22 Beecham Group Ltd New process for preparing aminopenicillins

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8500607A (nl) * 1984-03-06 1985-10-01 Otsuka Kagaku Kk Werkwijze voor de bereiding van 3-exomethyleencefamderivaten.

Also Published As

Publication number Publication date
DE2216146A1 (de) 1972-12-14
SE406325B (sv) 1979-02-05
US3792995A (en) 1974-02-19
CH569022A5 (fr) 1975-11-14
FR2136154A5 (fr) 1972-12-22
DE2216146B2 (de) 1980-11-06
DE2216146C3 (de) 1982-01-21
GB1387715A (en) 1975-03-19
JPS515396B1 (fr) 1976-02-19

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Legal Events

Date Code Title Description
BV The patent application has lapsed