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
More
Less

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.)
More
Less

Safety

Hazard Codes 
Xi
Risk Statements 
22-36
Safety Statements 
26
WGK Germany 
3
HS Code 
2932.20.3000
More
Less

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.

More
Less

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
More
Less

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

More
Less

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
Achemica
Tel
--
Fax
--
Email
contact@achemica.com
Country
Switzerland
ProdList
6155
Advantage
50
More
Less

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:

Novobiocin 4,5,7-Trihydroxycoumarin NOVOBIOCIN SODIUM SALT COUMERMYCIN A1 4-HYDROXY-7-METHOXYCOUMARIN 6,7-DIHYDROXYCOUMARIN 6-GLUCOSIDE HYDRATE,6,7-DIHYDROXYCOUMARIN-6-O-GLUCOSIDE,6,7-DIHYDROXYCOUMARIN 6-GLUCOSIDE SESQUIHYDRATE 5,7-DIHYDROXYCOUMARIN 7,8-DIHYDROXYCOUMARIN 4-METHYL-5,7-DIHYDROXYCOUMARIN 6,7-DIHYDROXYCOUMARIN 6,7-DIHYDROXYCOUMARIN-6-O-GLUCOSIDE,6,7-DIHYDROXYCOUMARIN 6-GLUCOSIDE 4-METHYL-7,8-DIHYDROXYCOUMARIN 2,3-DIHYDROXYCOUMARIN 4,7-DIHYDROXYCOUMARIN 4-ETHOXY-7-METHOXYCOUMARIN dihydronovobiocin 4-HYDROXY-7-METHOXY-3-NITROCOUMARIN clorobiocin

  • 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