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Application filed by Takeda Chemical Industries LtdfiledCriticalTakeda Chemical Industries Ltd
Priority to KR7400123ApriorityCriticalpatent/KR790000339B1/en
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Publication of KR790000339B1publicationCriticalpatent/KR790000339B1/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions
(AREA)
Abstract
α-2-Methylpropylsulfobenzylpenicillins(1), useful as antibacterial agent in animals including human beings and poultry, were prepd. by condensation of 2-methylpropylsulfophenyl acetic acid with 6-aminopenicillanic acid. &-2-methylpropylsulfophenyl acetic acid was prepd. by hydrolyzing RO3SCHPhCO2-CMe3 (R=CH2CHMe2) in CCl4 with sulfuric acid.
KR7400123A1974-01-011974-01-01Process for preparation of penicillin derivatives
KR790000339B1
(en)