Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5-Hydroxy-6,7,8-trimethoxy-2-phenyl-4H-1-benzopyran-4-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

3151-82-4

3151-82-4 structure

3151-82-4 structure

Name: 5-Hydroxy-6,7,8-trimethoxy-2-phenyl-4H-1-benzopyran-4-one
Chemical Name: 5-hydroxy-6,7,8-trimethoxy-2-phenylchromen-4-one
CAS Number: 3151-82-4
Molecular Formula: C₁₈H₁₆O₆
Molecular Weight: 328.31600
Create Date: 2016-08-27 05:39:15
Modify Date: 2025-09-10 12:01:24

Name	5-hydroxy-6,7,8-trimethoxy-2-phenylchromen-4-one
Synonyms	Alnetin 5-Hydroxy-6,7,8-trimethoxy-2-phenyl-4H-1-benzopyran-4-one 5-hydroxy-6,7,8-trimethoxy-2-phenyl-chromen-4-one 5-hydroxy-6,7,8-trimethoxyflavone

Density	1.314g/cm3
Boiling Point	556.6ºC at 760mmHg
Molecular Formula	C₁₈H₁₆O₆
Molecular Weight	328.31600
Flash Point	205.3ºC
Exact Mass	328.09500
PSA	78.13000
LogP	3.19140
Index of Refraction	1.606

HS Code	2914509090

186581-53-3 structure

186581-53-3

76844-65-0 structure

76844-65-0

~%

3151-82-4 structure

3151-82-4

Literature: Yuldashev, M.P.; Batirov, E.Kh.; Nigmatullaev, A.; Malikov, V.M. Chemistry of Natural Compounds, 1994 , vol. 30, # 3 p. 324 - 327 Khimiya Prirodnykh Soedinenii, 1994 , # 3 p. 355 - 359

Precursor 2
186581-53-3 76844-65-0
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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