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: 2H-1-Benzopyran-2-one,3,3'-[(4-methoxyphenyl)methylene]bis[4-hydroxy-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

10172-75-5

10172-75-5 structure

10172-75-5 structure

Name: 2H-1-Benzopyran-2-one,3,3'-[(4-methoxyphenyl)methylene]bis[4-hydroxy-
Chemical Name: 4-hydroxy-3-[(4-hydroxy-2-oxochromen-3-yl)-(4-methoxyphenyl)methyl]chromen-2-one
CAS Number: 10172-75-5
Molecular Formula: C₂₆H₁₈O₇
Molecular Weight: 442.41700
Create Date: 2016-01-02 09:14:55
Modify Date: 2024-01-14 12:15:03

Name	4-hydroxy-3-[(4-hydroxy-2-oxochromen-3-yl)-(4-methoxyphenyl)methyl]chromen-2-one
Synonyms	2H-1-Benzopyran-2-one,3,3'-((4-methoxyphenyl)methylene)bis(4-hydroxy 3,3'-(4-methoxyphenylmethylene)bis-(4-hydroxy-2H-1-benzopyran-2-one) 3,3'-(4-methoxyphenylmethylene)-bis-4-hydroxycoumarin 4-hydroxy-3-[(4-hydroxy-2-oxo-2H-chromen-3-yl)-(4-methoxy-phenyl)-methyl]-chromen-2-one 3,3-(4'-methoxybenzylidene)bis(4-hydroxycoumarin) 3,3'-((4-methoxyphenyl)methylene)bis(4-hydroxy-2H-chromen-2-one)

Density	1.495g/cm3
Boiling Point	632.6ºC at 760mmHg
Molecular Formula	C₂₆H₁₈O₇
Molecular Weight	442.41700
Flash Point	218.5ºC
Exact Mass	442.10500
PSA	110.11000
LogP	4.49940
Vapour Pressure	7.11E-17mmHg at 25°C
Index of Refraction	1.717

HS Code	2932209090

Precursor 4
1076-38-6 123-11-5 68029-57-2 836-41-9
DownStream 0

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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