Novel crystalline forms of 4-[4-[4- hydroxydiphenylmethyl)-1-piperidinyl]-1-hydroxybutyl]-alpha, alpha-dimethylbenene acetic acid and its hydrochloride

Crystalline form A of fexofenadine, 4-[4-[4-(hydroxydiphenylmethyl)-1-piperidinyl]-1-hydroxybutyl]-±,±-dimethybenzene acetic acid, characterized by a melt endotherm with a peak temperature of 227-231 °C.

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Bibliographische Detailangaben
Hauptverfasser:	RAJAN, S. THIRUMALAI, REDDY, M. SATYANARAYANA, RAO, U. V. BHASKARA
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SEPARATION SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	Crystalline form A of fexofenadine, 4-[4-[4-(hydroxydiphenylmethyl)-1-piperidinyl]-1-hydroxybutyl]-±,±-dimethybenzene acetic acid, characterized by a melt endotherm with a peak temperature of 227-231 °C.