title: GLC determination of 6-aminopenicillanic acid and 7-amino-3-methyl-delta3-cephem-4-carboxylic acid.
abstract: A quantitative GLC determination of 6-aminopenicillanic acid and 7-amino-3-methyl-delta3-cephem-4-carboxylic acid is presented. The results obtained are in good agreement with those of known chemical procedures. The method is free from interference by related substances.
mesh_terms: D002511:Cephalosporins / Q000032:analysis*; D002849:Chromatography, Gas; D010397:Penicillanic Acid / Q000032:analysis* / Q000031:analogs & derivatives; D014297:Trimethylsilyl Compounds / Q000032:analysis / Q000138:chemical synthesis
chemical_list: D002511:Cephalosporins; D014297:Trimethylsilyl Compounds; D010397:Penicillanic Acid; C004408:aminopenicillanic acid