Crystalline cephem acid addition salts and processes for their preparation

Cephem addn. salts of formula (I) are new: n = 1 or 2; m = 0.4-2.6; X = anion of phenolic carboxylic acid of formula (IIa) or (IIb) etc: X can be X/2 when the acid is diprotic.

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Bibliographische Detailangaben
Hauptverfasser: R. LATTRELL, W. DUERCKHEIMER, P. SCHMID
Format: Patent
Sprache:eng
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Zusammenfassung:Cephem addn. salts of formula (I) are new: n = 1 or 2; m = 0.4-2.6; X = anion of phenolic carboxylic acid of formula (IIa) or (IIb) etc: X can be X/2 when the acid is diprotic.