BE736481A - - Google Patents


Publication number
BE736481A BE736481DA BE736481A BE 736481 A BE736481 A BE 736481A BE 736481D A BE736481D A BE 736481DA BE 736481 A BE736481 A BE 736481A
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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.)
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Priority to US79281569A priority Critical
Application filed filed Critical
Publication of BE736481A publication Critical patent/BE736481A/xx



    • C07D501/00Heterocyclic 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
    • C07D501/02Preparation
    • C07D501/04Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
BE736481D 1969-01-21 1969-07-24 BE736481A (xx)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US79281569A true 1969-01-21 1969-01-21

Publications (1)

Publication Number Publication Date
BE736481A true BE736481A (xx) 1970-01-26



Family Applications (1)

Application Number Title Priority Date Filing Date
BE736481D BE736481A (xx) 1969-01-21 1969-07-24

Country Status (9)

Country Link
US (1) US3597421A (xx)
BE (1) BE736481A (xx)
DE (1) DE1937015A1 (xx)
FR (1) FR2028747A1 (xx)
GB (1) GB1260698A (xx)
IE (1) IE33417B1 (xx)
IL (1) IL32544A (xx)
NL (1) NL6910829A (xx)
ZA (1) ZA6904628B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3922268A (en) * 1969-12-08 1975-11-25 Lilly Co Eli 3-Halomethyl-{66 {hu 3-Cephalosporin esters
US3887549A (en) * 1971-11-19 1975-06-03 Merck & Co Inc Process for preparing 7-acylamido-7-methoxy-3-cephem-4-carboxylic acid, esters and salts
US3878203A (en) * 1971-12-16 1975-04-15 Merck & Co Inc Method for the preparation of cephalosporin derivatives
US4459405A (en) * 1982-11-16 1984-07-10 Eli Lilly And Company Desacetylcephalosporin sulfones

Also Published As

Publication number Publication date
ZA6904628B (en) 1971-02-24
GB1260698A (en) 1972-01-19
NL6910829A (xx) 1970-07-23
FR2028747A1 (xx) 1970-10-16
DE1937015A1 (de) 1970-06-25
IL32544D0 (en) 1969-09-25
IE33417L (en) 1970-07-21
IE33417B1 (en) 1974-06-26
IL32544A (en) 1974-05-16
US3597421A (en) 1971-08-03

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: ELI LILLY AND CY

Effective date: 19890724