反应详情

2-(2,3-Dihydro-1,4-oxathiin-6-yl)-2-methoxyiminoacetic acid (syn isomer, 0.508 g.) was allowed to react with 7-amino-3-carbamoyloxymethyl-3-cephem-4-carboxylic acid (0.82 g.) in a similar manner to that of Example 1 to give the captioned compound (0.85 g.), pale yellow powder, mp. 175° to 180° C. (dec.).

1. customto give the captioned compound (0.85 g.), pale yellow powder, mp. 175° to 180° C. (dec.)