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4-METHOXYCOUMARIN

Product Name
4-METHOXYCOUMARIN
CAS No.
20280-81-3
Chemical Name
4-METHOXYCOUMARIN
Synonyms
4-METHOXYCOUMARIN;METHOXYCOUMARIN,4;4-METHOXYCOUMARINE;4-METHOXY-2H-CHROMEN-2-ONE;4-Methoxy-2H-1-Benzopyran-2-one;2H-1-Benzopyran-2-one, 4-methoxy-;4 Methoxycoumarine,4Methoxycoumarine
CBNumber
CB9268823
Molecular Formula
C10H8O3
Formula Weight
176.17
MOL File
20280-81-3.mol
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4-METHOXYCOUMARIN Property

Melting point:
123-125°C
Boiling point:
347.8±37.0 °C(Predicted)
Density 
1.26±0.1 g/cm3(Predicted)
storage temp. 
Refrigerator
solubility 
Acetonitrile (Slightly), Chloroform (Slightly), Dichloromethane (Slightly), DMSO
form 
Solid
color 
White to Off-White
Odor
Faintly herbaceous, sweet and very tenacious odor.
BRN 
145960
LogP
1.840 (est)
CAS DataBase Reference
20280-81-3(CAS DataBase Reference)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
PH009702
Product name
4-methoxy-2H-chromen-2-one
Purity
AldrichCPR
Packaging
50MG
Price
$172
Updated
2023/06/20
Alfa Aesar
Product number
A13670
Product name
4-Methoxycoumarin, 98%
Packaging
5g
Price
$67.65
Updated
2024/03/01
Alfa Aesar
Product number
A13670
Product name
4-Methoxycoumarin, 98%
Packaging
25g
Price
$280.65
Updated
2024/03/01
Alfa Aesar
Product number
A13670
Product name
4-Methoxycoumarin, 98%
Packaging
100g
Price
$879
Updated
2021/12/16
TRC
Product number
M265363
Product name
4-Methoxycoumarin
Packaging
100mg
Price
$55
Updated
2021/12/16
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4-METHOXYCOUMARIN Chemical Properties,Usage,Production

Production Methods

4-Methoxycoumarin is produced from 4-Hydroxycoumarinwith Diazomethane. 4-Hydroxycoumarin may be obtained from Diphenylmalonate by cyclization with Aluminum chloride. It has also been prepared from Methyl acetylsalicylate by treatment with Sodium in liquid paraffin at 240 ℃.

4-METHOXYCOUMARIN Preparation Products And Raw materials

Raw materials

Preparation Products

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4-METHOXYCOUMARIN Suppliers

Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
021-61259108 18621169109
Fax
86-21-61259102
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market03@meryer.com
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China
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40228
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Alfa Aesar
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400-6106006
Fax
021-67582001/03/05
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saleschina@alfa-asia.com
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China
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30123
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Energy Chemical
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Sinopharm Chemical Reagent Co,Ltd.
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86-21-63210123
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86-21-63290778 86-21-63218885
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China
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Wuhan ChemFaces Biochemical Co., Ltd.
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Chongqing AoShe Biological Chemical Co., Ltd.
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Shanghai YuanYe Biotechnology Co., Ltd.
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9ding chemical ( Shanghai) Limited
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Aikon International Limited
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025-66113011 13155353615
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(7)02557626880
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Tianjin heowns Biochemical Technology Co., Ltd.
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