6-Aminopenicillanic acid → Carbenicillin

Beteiligte Stoffe

Reaktionsschritte

When an equivalent amount of 2.2-tetramethylene-5-phenyl-1.3-dioxane-4.6-dione prepared in the example 3 is substituted for 2.2-dimethyl-5-phenyl-1.3-dioxane-4.6-dione and the reaction with 6-aminopenicillanic acid is carried out as disclosed in the example 1, 6-(α-carboxy-α-phenylacetamido)penicillanic acid (carbenicillin) is obtained.

Herkunft & Nachweise