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: (Dihydroxy-3,4 phenyl)-2 hydroxy-2 indanedione-1,3 [French]
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

75840-14-1

75840-14-1 structure

75840-14-1 structure

Name: (Dihydroxy-3,4 phenyl)-2 hydroxy-2 indanedione-1,3 [French]
Chemical Name: 2-(3,4-dihydroxyphenyl)-2-hydroxyindene-1,3-dione
CAS Number: 75840-14-1
Molecular Formula: C₁₅H₁₀O₅
Molecular Weight: 270.23700
Create Date: 2017-12-09 11:34:21
Modify Date: 2025-09-20 15:55:08

Name	2-(3,4-dihydroxyphenyl)-2-hydroxyindene-1,3-dione

Density	1.608g/cm3
Boiling Point	592ºC at 760 mmHg
Molecular Formula	C₁₅H₁₀O₅
Molecular Weight	270.23700
Flash Point	325.9ºC
Exact Mass	270.05300
PSA	94.83000
LogP	1.36460
Index of Refraction	1.749

HS Code	2914501900

485-47-2 structure

485-47-2

120-80-9 structure

120-80-9

~6%

75840-14-1 structure

75840-14-1

62917-81-1 structure

62917-81-1

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

Precursor 2
485-47-2 120-80-9
DownStream 0

HS Code	2914501900
Summary	2914501900 other ketone-phenols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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