Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2H-1-Benzopyran-2-one,3,3'-[(2,4-dimethoxyphenyl)methylene]bis[4-hydroxy-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

10172-78-8

10172-78-8 structure

10172-78-8 structure

Name: 2H-1-Benzopyran-2-one,3,3'-[(2,4-dimethoxyphenyl)methylene]bis[4-hydroxy-
Chemical Name: 3-[(2,4-dimethoxyphenyl)-(4-hydroxy-2-oxochromen-3-yl)methyl]-4-hydroxychromen-2-one
CAS Number: 10172-78-8
Molecular Formula: C₂₇H₂₀O₈
Molecular Weight: 472.44300
Create Date: 2016-12-08 04:34:01
Modify Date: 2023-01-16 15:21:39

Name	3-[(2,4-dimethoxyphenyl)-(4-hydroxy-2-oxochromen-3-yl)methyl]-4-hydroxychromen-2-one
Synonyms	2H-1-Benzopyran-2-one,3,3'-((2,4-dimethoxyphenyl)methylene)bis(4-hydroxy 3,3-(2',4'-dimethoxybenzylidene)bis(4-hydroxycoumarin) 4,4'-dihydroxy-3,3'-(2,4-dimethoxy-phenylmethanediyl)-bis-chromen-2-one 1-(2,4-dimethoxyphenyl)dicoumarol

Density	1.477g/cm3
Boiling Point	669.7ºC at 760mmHg
Molecular Formula	C₂₇H₂₀O₈
Molecular Weight	472.44300
Flash Point	228.5ºC
Exact Mass	472.11600
PSA	119.34000
LogP	4.50800
Vapour Pressure	7.55E-19mmHg at 25°C
Index of Refraction	1.697

HS Code	2932209090

1076-38-6 structure

1076-38-6

613-45-6 structure

613-45-6

~77%

10172-78-8 structure

10172-78-8

Literature: Mitra, Alok Kumar; De, Aparna; Karchaudhuri, Nilay; Misra, Swapan Kumar; Mukhopadhyay, Apurba Kumar Journal of the Indian Chemical Society, 1998 , vol. 75, # 10-12 p. 666 - 671

Precursor 2
1076-38-6 613-45-6
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%