NOVEL INTERMEDIATE COMPOUND USEFUL FOR THE PREPARATION OF UROCANIC ACID AND MANUFACTURING METHOD OF THE SAME

PURPOSE: An intermediate compound for preparing urocanic acid and a method for preparing the same are provided to enable easy purification and reaction termination and to prepare a compound used in various industries. CONSTITUTION: An intermediate compound is denoted by chemical formula 4. The inter...

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Hauptverfasser:	PARK, YOON YOUNG, OH, SEA HAN, KIM, HAK WON, KIM, SOO JEONG
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY 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 THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	PURPOSE: An intermediate compound for preparing urocanic acid and a method for preparing the same are provided to enable easy purification and reaction termination and to prepare a compound used in various industries. CONSTITUTION: An intermediate compound is denoted by chemical formula 4. The intermediate compound is used as an intermediate for preparing urocanic acid. A method for preparing the intermediate comprises a step of reacting a compound of chemical formula 2 and a compound of chemical formula 3 under the presence of a base and metal catalyst. The metal catalyst is a palladium catalyst including dichlorobis(triphenylphosphine)palladium or tetrakis(triphenylphosphine)palladium. The base is triethyl amine or potassium carbonate.