Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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4472-73-5

4472-73-5 structure

4472-73-5 structure

Name: 3,5,6,7-tetramethoxy-2-(4-methoxyphenyl)chromen-4-one
Chemical Name: 3,5,6,7-tetramethoxy-2-(4-methoxyphenyl)chromen-4-one
CAS Number: 4472-73-5
Molecular Formula: C₂₀H₂₀O₇
Molecular Weight: 372.36900
Create Date: 2017-11-25 12:12:10
Modify Date: 2025-10-24 11:45:03

Name	3,5,6,7-tetramethoxy-2-(4-methoxyphenyl)chromen-4-one
Synonyms	6-hydroxykaempferol 3,5,6,7,4'-pentamethyl ether 3,5,6,7,4'-pentamethoxyflavone 3,4',5,6,7-PENTAMETHOXYFLAVONE 3,5,6,7,4'-Pentamethoxy-flavon

Density	1.29g/cm3
Boiling Point	558.9ºC at 760 mmHg
Molecular Formula	C₂₀H₂₀O₇
Molecular Weight	372.36900
Flash Point	245.6ºC
Exact Mass	372.12100
PSA	76.36000
LogP	3.50300
Index of Refraction	1.588

HS Code	2914509090

Precursor 10
111316-43-9 77-78-1 569-80-2 29536-41-2
794-94-5 186581-53-3 100059-77-6 14639-73-7
2569-77-9 5867-71-0
DownStream 1
14787-34-9

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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