Cephalosporin purification process

Details Cephalosporin purification process Cephalosporin purification process

1975-07-18

1977-06-07

Rizzo, Nicholas S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

424246, C07D50112

Patent

active

040283550

ABSTRACT:
A process for purifying semisynthetic cephalosporins is disclosed which uses alumina and/or a polymeric nonionic resin as adsorbents at a controlled pH. The process is more efficient than previously used methods.

REFERENCES:
patent: 3725400 (1973-04-01), Voser
patent: 3733320 (1973-05-01), Pines et al.
patent: 3824238 (1974-07-01), Dursch et al.

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