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

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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