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Leo Pharma AS
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Leo Pharmaceutical Products Ltd AS
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Application filed by Leo Pharmaceutical Products Ltd ASfiledCriticalLeo Pharmaceutical Products Ltd AS
Application grantedgrantedCritical
Publication of FR1080151ApublicationCriticalpatent/FR1080151A/fr
C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR1080151D1952-05-281953-05-28Procédé de préparation d'esters de pénicilline
ExpiredFR1080151A
(fr)