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: 6-Hydroxy-2-(4-hydroxyphenyl)-5,7-dimethoxy-4H-chromen-4-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

33028-99-8

33028-99-8 structure

33028-99-8 structure

Name: 6-Hydroxy-2-(4-hydroxyphenyl)-5,7-dimethoxy-4H-chromen-4-one
Chemical Name: 4',6-dihydroxy-5,7-dimethoxyflavone
CAS Number: 33028-99-8
Molecular Formula: C₁₇H₁₄O₆
Molecular Weight: 314.28900
Create Date: 2016-02-06 18:28:53
Modify Date: 2025-08-27 15:27:25

Name	4',6-dihydroxy-5,7-dimethoxyflavone
Synonyms	4',6-Dihydroxy-5,7-dimethoxyflavone scutellarein 5,7-dimethyl ether 6-hydroxy-2-(4-hydroxyphenyl)-5,7-dimethoxychromen-4-one

Density	1.402g/cm3
Boiling Point	586.8ºC at 760 mmHg
Molecular Formula	C₁₇H₁₄O₆
Molecular Weight	314.28900
Flash Point	220.8ºC
Exact Mass	314.07900
PSA	89.13000
LogP	2.88840
Index of Refraction	1.645

HS Code	2914509090

102478-41-1 structure

102478-41-1

~%

33028-99-8 structure

33028-99-8

Literature: Zemplen et al. Acta Chimica Academiae Scientiarum Hungaricae, 1958 , vol. 16, p. 445,447

Precursor 1
102478-41-1
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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