MELLEMPRODUKTER TIL BRUG VED FREMSTILLING AF 2-(2-AMINO-THIAZOL-4-YL)GLYOXYLSYREDERIVATER ELLER SALTE HERAF OG FREMGANGSMAADE TIL FREMSTILLING AF MELLEMPRODUKTERNE
摘要
<p>This invention relates to a novel process for producing a 2-(2-aminothiazol-4-yl)glyoxylic acid derivative or a salt thereof which are useful in producing a cephalosporin antibiotic, and to intermediates for said derivative and salt and a process for producing the intermediates.</p>