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: 1,3-Indandione, 2-hydroxy-2-(2-hydroxy-4,5,6-trimethoxyphenyl)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

75840-19-6

75840-19-6 structure

75840-19-6 structure

Name: 1,3-Indandione, 2-hydroxy-2-(2-hydroxy-4,5,6-trimethoxyphenyl)-
Chemical Name: 2-hydroxy-2-(6-hydroxy-2,3,4-trimethoxyphenyl)indene-1,3-dione
CAS Number: 75840-19-6
Molecular Formula: C₁₈H₁₆O₇
Molecular Weight: 344.31500
Create Date: 2016-04-27 21:37:03
Modify Date: 2025-08-25 20:17:05

Name	2-hydroxy-2-(6-hydroxy-2,3,4-trimethoxyphenyl)indene-1,3-dione

Density	1.425g/cm3
Boiling Point	610.2ºC at 760 mmHg
Molecular Formula	C₁₈H₁₆O₇
Molecular Weight	344.31500
Flash Point	225.1ºC
Exact Mass	344.09000
PSA	102.29000
LogP	1.68480
Index of Refraction	1.635

HS Code	2914509090

485-47-2 structure

485-47-2

642-71-7 structure

642-71-7

~61%

75840-19-6 structure

75840-19-6

Literature: Poupelin; Saint-Ruf; Perche; et al. European Journal of Medicinal Chemistry, 1980 , vol. 15, # 3 p. 253 - 262

Precursor 2
485-47-2 642-71-7
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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