3-hydroxy-5-methoxyflavone

Modify Date: 2025-09-03 22:15:00

3-hydroxy-5-methoxyflavone Structure
3-hydroxy-5-methoxyflavone structure
Common Name 3-hydroxy-5-methoxyflavone
CAS Number 6665-81-2 Molecular Weight 268.26400
Density 1.353g/cm3 Boiling Point 448ºC at 760 mmHg
Molecular Formula C16H12O4 Melting Point 173-176ºC
MSDS N/A Flash Point 170ºC

 Names

Name 3-hydroxy-5-methoxyflavone
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.353g/cm3
Boiling Point 448ºC at 760 mmHg
Melting Point 173-176ºC
Molecular Formula C16H12O4
Molecular Weight 268.26400
Flash Point 170ºC
Exact Mass 268.07400
PSA 59.67000
LogP 3.17420
Index of Refraction 1.651

 Safety Information

HS Code 2914509090

 Synthetic Route

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3-hydroxy-5-methoxyflavone Structure

3-hydroxy-5-met...

CAS#:6665-81-2

Literature: Oliverio; Schiavello Gazzetta Chimica Italiana, 1950 , vol. 80, p. 788,791

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3-hydroxy-5-methoxyflavone Structure

3-hydroxy-5-met...

CAS#:6665-81-2

Literature: Seshadri; Venkateswarlu Proceedings - Indian Academy of Sciences, Section A, 1947 , # 26 p. 189,191

 Precursor & DownStream

Precursor  1

DownStream  1

 Customs

HS Code 2914509090
Summary HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 Synonyms

3-hydroxy-5-methoxy-2-phenyl-chromen-4-one
METHOXYFLAVONOL,5
5-methoxy-3-hydroxyflavone
5-methoxyflavonol
3-Hydroxy-5-methoxy-4-oxo-2-phenyl-4H-chromen
3-Hydroxy-5-methoxy-2-phenyl-chromen-4-on
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