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5-Hydroxyflavone

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Origin: China

Cas No: 491-78-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 491-78-1 Formula: C15H10O3 Molecular Weight: 238.23800

Basic Info

Chemical Name	5-Hydroxyflavone
Synonyms	5-hydroxy-2-phenylchromen-4-one; 5-HYDROXYFLAVONE;
CAS No.	491-78-1
Molecular Formula	C15H10O3
Molecular Weight	238.23800
PSA	50.44000
LogP	3.16560

Properties

Density	1.34g/cm3
Boiling Point	425ºC at 760 mmHg
Melting Point	158-160ºC
Flash Point	165.4ºC
Refractive Index	1.666
Vapor Pressure	7.97E-08mmHg at 25°C

Safety Info

Safety Statements	S26-S36
HS Code	2932999099
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

5-acetoxyflavone→5-Hydroxyflavone
2',6'-Dihydroxyacetophenone+Benzoyl chloride→5-Hydroxyflavone+3-benzoyl-5-hydroxy-2-phenylchromen-4-one
1-(2-hydroxy-6-methoxyphenyl)-3-phenylprop-2-yn-1-one→5-Hydroxyflavone

Precursor

Benzoyl chloride
1-(2-hydroxy-6-methoxyphenyl)-3-phenylprop-2-yn-1-one
2',6'-dibenzoyloxyacetophenone
2',6'-Dihydroxyacetophenone

Downstream Product

5-Methoxyflavone
5-hydroxy-2-(4-hydroxyphenyl)chromen-4-one
5,6-dihydroxy-2-phenylchromen-4-one
primetin

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