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4-Methylumbelliferone

4-Methylumbelliferone Suppliers list
Company Name:Wuhan Fortuna Chemical Co., Ltd  Gold
Tel:+86-27-59207852 85767163
Email:info@fortunachem.com
Products Intro: Product Name:7-Hydroxy-4-Methylcoumarin
CAS:90-33-5
Purity:99% Package:25kg/drum
Company Name:Zhejiang Bohua Chemical Co., Ltd.  Gold
Tel:+86-0576-89119626
Email:olina@bh-chem.com;olinawango@xinghuachemical.com
Products Intro: Product Name:4-MethyluMbelliferone;7-hydroxy-4-Methyl-couMari;HyMecroMon
CAS:90-33-5
Purity:99% HPLC Package:1KG;5KG;25KG
Company Name:J & K SCIENTIFIC LTD.  
Tel:400-666-7788 +86-10-82848833
Email:jkinfo@jkchemical.com;market3@jkchemical.com
Products Intro: Product Name:7-Hydroxy-4-MethylcouMarin
CAS:90-33-5
Purity:98% Package:100G,25G,500G
Company Name:Meryer (Shanghai) Chemical Technology Co., Ltd.  
Tel:+86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-59487313(Beijing)
Email:sh@meryer.com
Products Intro: Product Name:7-Hydroxy-4-MethylcouMarin
CAS:90-33-5
Purity:98% Package:25g;500g Remarks:AAA124860
Company Name:INTATRADE GmbH  
Tel:+49 3493/605464
Email:sales@intatrade.de
Products Intro: Product Name:4-Methylumbelliferone (Coumarin 4)
CAS:90-33-5
Remarks:DS01937
4-Methylumbelliferone Basic information
Product Name:4-Methylumbelliferone
Synonyms:2H-1-Benzopyran, 7-hydroxy-4-methyl-2-oxo-;2H-1-Benzopyran-2-one, 7-hydroxy-4-methyl-;2H-1-Benzopyren-2-one, 7-hydroxy-4-methyl-;4-Methylumbelliferon;4-Metylumbelliferone;7-hydroxy-4-methyl-2h-1-benzopyran-2-on;7-Hydroxy-4-methyl-2H-1-benzopyran-2-one;7-hydroxy-4-methyl-2h-1-benzopyren-2-on
CAS:90-33-5
MF:C10H8O3
MW:176.17
EINECS:201-986-7
Product Categories:ketone;Aromatics Compounds;Aromatics;Fluorescent Labels & Indicators;intermediate;CANTABILINE
Mol File:90-33-5.mol
4-Methylumbelliferone Structure
4-Methylumbelliferone Chemical Properties
mp 188.5-190 °C(lit.)
storage temp. -20°C Freezer
color off-white to yellow
Water Solubility slightly soluble
Merck 14,4854
BRN 142217
Stability:Stable. Combustible. Incompatible with strong oxidizing agents.
CAS DataBase Reference90-33-5(CAS DataBase Reference)
NIST Chemistry ReferenceCoumarin, 7-hydroxy-4-methyl-(90-33-5)
EPA Substance Registry System2H-1-Benzopyran- 2-one, 7-hydroxy-4-methyl-(90-33-5)
Safety Information
Hazard Codes Xi,Xn
Risk Statements 36/37/38-20/21/22
Safety Statements 26-37/39-36
WGK Germany 2
RTECS GN7000000
Hazard Note Irritant
MSDS Information
ProviderLanguage
7-Hydroxy-4-methylcoumarin English
ACROS English
SigmaAldrich English
ALFA English
4-Methylumbelliferone Usage And Synthesis
Chemical PropertiesOff-White to Yellow Crystals
UsageStandard for the fluorometric determination of enzyme activity. Highly fluorescent in alkaline solution. Fluorescence: max Abs. l = 360nm, max. Em. l = 449nm; pH > 9
Usagecholoretic, spasmolytic, sunscreen
General DescriptionColorless crystals. Insoluble in water.
Air & Water ReactionsInsoluble in water.
Fire HazardFlash point data for 4-Methylumbelliferone are not available. 4-Methylumbelliferone is probably combustible.
4-Methylumbelliferone Preparation Products And Raw materials
Raw materialsEthyl acetoacetate
Preparation Products8-ACETYL-7-HYDROXY-4-METHYLCOUMARIN
Tag:4-Methylumbelliferone(90-33-5) Related Product Information
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