Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5,7-DIHYDROXY-3,3',4',5'-TETRAMETHOXYFLAVONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

14585-04-7

14585-04-7 structure

14585-04-7 structure

Name: 5,7-DIHYDROXY-3,3',4',5'-TETRAMETHOXYFLAVONE
Chemical Name: 5,7-dihydroxy-3-methoxy-2-(3,4,5-trimethoxyphenyl)chromen-4-one
CAS Number: 14585-04-7
Molecular Formula: C₁₉H₁₈O₈
Molecular Weight: 374.34100
Create Date: 2019-01-01 10:40:56
Modify Date: 2025-08-25 15:10:48

Name	5,7-dihydroxy-3-methoxy-2-(3,4,5-trimethoxyphenyl)chromen-4-one
Synonyms	5,7-Dihydroxy-3,3',4',5'-tetramethoxyflavon 5,7-dihydroxy-3,3',4',5'-tetramethoxyflavone 3',3',4',5'-tetra-O-methylmyricetin 5,7-Dihydroxy-3-methoxy-2-(3,4,5-trimethoxy-phenyl)-chromen-4-on 3,3',4',5'-Tetramethyl-myricetin 5,7-dihydroxy-3-methoxy-2-(3,4,5-trimethoxy-phenyl)-chromen-4-one Myricetin 3,3',4',5'-tetramethyl ether

Density	1.44g/cm3
Boiling Point	594.2ºC at 760mmHg
Molecular Formula	C₁₉H₁₈O₈
Molecular Weight	374.34100
Flash Point	214.3ºC
Exact Mass	374.10000
PSA	107.59000
LogP	2.90560
Vapour Pressure	1.02E-14mmHg at 25°C
Index of Refraction	1.639

HS Code	2914509090

Precursor 3
55317-02-7 1719-88-6 118-41-2
DownStream 0

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%

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