Shanghai Deborn Co., Ltd.  

Product Name: 4-Methyl-7-Hydroxyl Coumarin Pharmaceutical Intermediates Model NO.: CAS NO: 90-33-5 Appearance: Powder Kind: Stabilizer Color: White Trademark: DEBORN Transport Package: 25kg/Carton Specification: 98% Origin: China HS Code: 381220 Product Description Synonyms:2(1H)-Pyridinone, 3-(phenylmethoxy)-1-(phenylmethyl)-2H-1-Benzopyran, 7-hydroxy-4-methyl-2-oxo2H-1-Benzopyren-2-one, 7-hydroxy-4-methylBilicanteCantabilinCoumarin 4HymecromoneMolecular Formula:C10H8O3Molecular Weight:176.17CAS Number:90-33-5EINECS:201-986-7PropertiesMelting point: 186-191 'CWater solubility: Slightly solubleAppearance: White powderMelting point: 186-191 Celsius degreeAssay content: >97% (HPLC)