Urea derivatives, preparation method and use thereof

The invention provides urea derivatives, which have the following general formula. In the formula, R is H or nitroso, R2 is 5-chloro-2-hydroxyphenmethyl or 3,5-dichloro-2-hydroxyphenmethyl, and R3 is p-methylphenyl, p-fluorophenyl, p-methoxyphenyl, p-chlorophenyl, p-bromophenyl, 2,4-difluorophenyl,...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YAN TAO, LI HUANQIU, LI QINGSHAN, ZHU HAILIANG, LUO YIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS 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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