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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 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 Reference
90-33-5(CAS DataBase Reference)
NIST Chemistry Reference
Coumarin, 7-hydroxy-4-methyl-(90-33-5)
EPA Substance Registry System
2H-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
Provider
Language
7-Hydroxy-4-methylcoumarin
English
ACROS
English
SigmaAldrich
English
ALFA
English
4-Methylumbelliferone Usage And Synthesis
Chemical Properties
Off-White to Yellow Crystals
Usage
Standard for the fluorometric determination of enzyme activity. Highly fluorescent in alkaline solution. Fluorescence: max Abs. l = 360nm, max. Em. l = 449nm; pH > 9
Usage
choloretic, spasmolytic, sunscreen
General Description
Colorless crystals. Insoluble in water.
Air & Water Reactions
Insoluble in water.
Fire Hazard
Flash point data for 4-Methylumbelliferone are not available. 4-Methylumbelliferone is probably combustible.
4-Methylumbelliferone Preparation Products And Raw materials
Raw materials
Ethyl acetoacetate
Preparation Products
8-ACETYL-7-HYDROXY-4-METHYLCOUMARIN
Tag:
4-Methylumbelliferone(90-33-5)
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