Crystalline salts of 5-methyl-(6S)-tetrahydrofolic acid and amino acid ethyl esters

The present invention refers to a crystalline salt comprising 5-methyl-(6S)-tetrahydrofolic acid and an amino acid ethyl ester like L-phenylalanine ethyl ester or L-methionine ethylester, wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to amino acid ethyl ester is from 1:0.3 to 1:3.0 (...

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Bibliographische Detailangaben
Hauptverfasser:	BLATTER, Fritz, GROEHN, Viola, BOEHNI STAMM, Ruth, SZELAGIEWICZ, Martin, MOSER, Rudolf
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Beschreibung
Zusammenfassung:	The present invention refers to a crystalline salt comprising 5-methyl-(6S)-tetrahydrofolic acid and an amino acid ethyl ester like L-phenylalanine ethyl ester or L-methionine ethylester, wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to amino acid ethyl ester is from 1:0.3 to 1:3.0 (in mol/mol) and/or hydrates and/or solvates thereof as well as to a process of obtaining the same.