ChemicalBook > CAS DataBase List > 4,7-DIHYDROXYCOUMARIN

4,7-DIHYDROXYCOUMARIN

Product Name
4,7-DIHYDROXYCOUMARIN
CAS No.
1983-81-9
Chemical Name
4,7-DIHYDROXYCOUMARIN
Synonyms
NSC 136214;AURORA KA-3743;4,7-HYDROXY-COUMARIN;4,7-DIHYDROXYCOUMARIN;4,7-Dihydroxychromen-4-one;4,7-Dihydroxy-2-oxo-2H-1-benzopyran;4,7-Dihydroxy-2H-1-benzopyran-2-one;2H-1-Benzopyran-2-one, 4,7-dihydroxy-;4,7DIHYDROXYCOUMARIN,4,7 DIHYDROXYCOUMARIN
CBNumber
CB5782233
Molecular Formula
C9H6O4
Formula Weight
178.14
MOL File
1983-81-9.mol
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4,7-DIHYDROXYCOUMARIN Property

Melting point:
275-280 °C
Boiling point:
445.5±45.0 °C(Predicted)
Density 
1.612±0.06 g/cm3(Predicted)
storage temp. 
2-8°C
pka
4.50±1.00(Predicted)
form 
powder to crystal
color 
Light yellow to Yellow to Orange
λmax
310nm(EtOH aq.)(lit.)
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Safety

Hazard Codes 
Xi
Risk Statements 
22-36
Safety Statements 
26
WGK Germany 
3
HS Code 
2932.20.3000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

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

P337+P313IF eye irritation persists: Get medical advice/attention.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
740136
Product name
4,7-Dihydroxycoumarin
Purity
97%
Packaging
1g
Price
$169
Updated
2024/03/01
TCI Chemical
Product number
D5175
Product name
4,7-Dihydroxycoumarin
Purity
>98.0%(HPLC)
Packaging
1g
Price
$94
Updated
2024/03/01
TCI Chemical
Product number
D5175
Product name
4,7-Dihydroxycoumarin
Purity
>98.0%(HPLC)
Packaging
5g
Price
$278
Updated
2024/03/01
AK Scientific
Product number
0837AQ
Product name
4,7-Dihydroxycoumarin
Packaging
1g
Price
$148
Updated
2021/12/16
Chem-Impex
Product number
42763
Product name
4,7-Dihydroxycoumarin,≥98%(HPLC)
Purity
≥98%(HPLC)
Packaging
1G
Price
$71.65
Updated
2021/12/16
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4,7-DIHYDROXYCOUMARIN Chemical Properties,Usage,Production

Definition

ChEBI: 4,7-Dihydroxy-2H-1-benzopyran-2-one is a hydroxycoumarin.

4,7-DIHYDROXYCOUMARIN Preparation Products And Raw materials

Raw materials

Preparation Products

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4,7-DIHYDROXYCOUMARIN Suppliers

Americas 1 Austria 1 China 42 Europe 1 India 3 Japan 1 Slovakia 1 South Korea 1 Switzerland 1 United Kingdom 1 United States 8 USA 1 Global 62
TOKYO CHEMICAL INDUSTRY CO., LTD.
Tel
03-36680489
Fax
03-3668-0520
Email
Sales-JP@TCIchemicals.com
Country
Japan
ProdList
28387
Advantage
80
TCI Europe
Tel
320-37350700
Fax
+32 (0)37350701
Email
sales@tcieurope.eu
Country
Europe
ProdList
23671
Advantage
75
TCI AMERICA
Tel
800-4238616
Fax
+1-888-520-1075 / +1-503-283-1987
Email
sales@tciamerica.com
Country
Americas
ProdList
23653
Advantage
75
Shanghai Xingui Biotechnology Co., Ltd.
Tel
17501653715
Email
xingui2022@126.com
Country
China
ProdList
10015
Advantage
58
Sigma-Aldrich
Tel
021-61415566 800-8193336
Email
orderCN@merckgroup.com
Country
China
ProdList
51456
Advantage
80
Shanghai Boyners Pharm-Tech Co., Ltd.
Tel
021-54581719 13817873692
Fax
021-31329586
Email
mkt@boynerspharm.com
Country
China
ProdList
1722
Advantage
55
Alfa Chemistry
Tel
1-516-6625404
Fax
1-516-927-0118
Email
support@alfa-chemistry.com
Country
United States
ProdList
9171
Advantage
60
Shanghai Uteam Biotechnology Co., Ltd.
Tel
021-36031160 13311776681
Email
3338195766@QQ.com
Country
China
ProdList
5175
Advantage
55
Shanghai Biological Technology Development Co., Ltd.
Tel
021-69955236-807 13918189704
Fax
021-65211385
Email
chinaruji@chinaruji.com
Country
China
ProdList
5176
Advantage
55
TCI Chemicals
Tel
021-67121386, 800-988-0390
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
5391
Advantage
58
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View Lastest Price from 4,7-DIHYDROXYCOUMARIN manufacturers

Career Henan Chemical Co
Product
4,7-DIHYDROXYCOUMARIN 1983-81-9
Price
US $9.80/KG
Min. Order
1KG
Purity
≥98%
Supply Ability
20 tons
Release date
2020-01-10
Career Henan Chemical Co
Product
4,7-DIHYDROXYCOUMARIN 1983-81-9
Price
US $9.80/KG
Min. Order
1KG
Purity
≥98%
Supply Ability
20 tons
Release date
2020-01-10

1983-81-9, 4,7-DIHYDROXYCOUMARINRelated Search:

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  • AURORA KA-3743
  • 4,7-DIHYDROXYCOUMARIN
  • 4,7-HYDROXY-COUMARIN
  • 4,7-Dihydroxy-2H-1-benzopyran-2-one
  • 4,7-Dihydroxy-2-oxo-2H-1-benzopyran
  • NSC 136214
  • 4,7-Dihydroxychromen-4-one
  • 2H-1-Benzopyran-2-one, 4,7-dihydroxy-
  • 4,7DIHYDROXYCOUMARIN,4,7 DIHYDROXYCOUMARIN
  • 1983-81-9