5,6,7,8-tetramethoxy-2-phenylchromen-4-one

Modify Date: 2025-08-26 19:39:00

5,6,7,8-tetramethoxy-2-phenylchromen-4-one Structure
5,6,7,8-tetramethoxy-2-phenylchromen-4-one structure
Common Name 5,6,7,8-tetramethoxy-2-phenylchromen-4-one
CAS Number 3162-43-4 Molecular Weight 342.34300
Density 1.243g/cm3 Boiling Point 536.9ºC at 760mmHg
Molecular Formula C19H18O6 Melting Point N/A
MSDS N/A Flash Point 237.5ºC

 Names

Name 5,6,7,8-tetramethoxy-2-phenylchromen-4-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.243g/cm3
Boiling Point 536.9ºC at 760mmHg
Molecular Formula C19H18O6
Molecular Weight 342.34300
Flash Point 237.5ºC
Exact Mass 342.11000
PSA 67.13000
LogP 3.49440
Index of Refraction 1.574
InChIKey HLBQIAYRCJIRCQ-UHFFFAOYSA-N
SMILES COc1c(OC)c(OC)c2c(=O)cc(-c3ccccc3)oc2c1OC

 Safety Information

HS Code 2914509090

 Synthetic Route

 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

5,6,7,8-tetramethoxyflavone
5,6,7,8-tetramethoxy-2-phenyl-chromen-4-one
Alnetin-methylaether
5,6,7,8-Tetramethoxyflavon
4H-1-Benzopyran-4-one,5,6,7,8-tetramethoxy-2-phenyl
5,6,7,8-Tetramethoxy-2-phenyl-chromen-4-on
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