BioBioPha
China
Product Name: 5,7-Diacetoxy-3,8,4'-trimethoxyflavone
Price: ￥3250.0/5mg
Purity: 98.0%
Stocking Period: 1 Day
Contact: Xueping-Zheng

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5,7-DIACETOXY-3,4',8-TRIMETHOXYFLAVONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

5128-43-8

5128-43-8 structure

5128-43-8 structure

Name: 5,7-diacetoxy-3,4',8-trimethoxyflavone
Chemical Name: 3,8-Dimethoxy-2-(4-methoxyphenyl)-4-oxo-4H-chromene-5,7-diyl diac etate
CAS Number: 5128-43-8
Molecular Formula: C₂₂H₂₀O₉
Molecular Weight: 428.389
Catalog: Natural product Flavonoids
Create Date: 2017-12-11 00:18:44
Modify Date: 2024-01-09 16:57:23

Name	3,8-Dimethoxy-2-(4-methoxyphenyl)-4-oxo-4H-chromene-5,7-diyl diac etate
Synonyms	4H-1-Benzopyran-4-one, 5,7-bis(acetyloxy)-3,8-dimethoxy-2-(4-methoxyphenyl)- 5,7-dihydroxy-3,4',8-trimethoxyflavone diacetate 5,7-Diacetoxy-3,8,4'-trimethoxy-flavon 5,7-diacetoxy-3-pyridin-3-yl-chromen-2-one 3,8-Dimethoxy-2-(4-methoxyphenyl)-4-oxo-4H-chromene-5,7-diyl diacetate 3-O-Methyl-prudomestin-diacetat

Density	1.4±0.1 g/cm3
Boiling Point	599.1±50.0 °C at 760 mmHg
Molecular Formula	C₂₂H₂₀O₉
Molecular Weight	428.389
Flash Point	260.3±30.2 °C
Exact Mass	428.110718
PSA	110.50000
LogP	0.93
Vapour Pressure	0.0±1.7 mmHg at 25°C
Index of Refraction	1.593

Hazard Codes	Xi
HS Code	2915390090

1570-09-8 structure

1570-09-8

108-24-7 structure

108-24-7

~%

5128-43-8 structure

5128-43-8

Literature: Balakrishna; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1947 , # 26 p. 214,218

Precursor 2
1570-09-8 108-24-7
DownStream 0

HS Code	2915390090
Summary	2915390090. esters of acetic acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:5.5%. General tariff:30.0%