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,6,7-dihydroxy-8-methoxy-(9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

108221-59-6

108221-59-6 structure

108221-59-6 structure

Name: 2H-1-Benzopyran-2-one,6,7-dihydroxy-8-methoxy-(9CI)
Chemical Name: 6,7-Dihydroxy-8-methoxy-2H-chromen-2-one
CAS Number: 108221-59-6
Molecular Formula: C₁₀H₈O₅
Molecular Weight: 208.16800
Create Date: 2016-07-30 16:38:02
Modify Date: 2025-08-25 14:22:15

Name	6,7-Dihydroxy-8-methoxy-2H-chromen-2-one
Synonyms	6,7-dihydroxy-8-methoxy-coumarin nordalbergin 6,7-Dihydroxy-4-phenyl-cumarin 4-phenylesculetin 6,7-Dihydroxy-4-phenyl-2H-chromen-2-one 6,7-Dihydroxy-8-methoxy-cumarin 6,7-Dihydroxy-4-phenylcoumarin 6,7-dihydroxy-4-phenyl-chromen-2-one

Molecular Formula	C₁₀H₈O₅
Molecular Weight	208.16800
Exact Mass	208.03700
PSA	79.90000
LogP	1.21280

HS Code	2932209090

114371-81-2 structure

114371-81-2

~%

108221-59-6 structure

108221-59-6

Literature: Spaeth; Jerzmanowska-Sienkiewiczowa Chemische Berichte, 1937 , vol. 70, p. 1672,1676

186581-53-3 structure

186581-53-3

114371-80-1 structure

114371-80-1

~%

108221-59-6 structure

108221-59-6

Literature: Spaeth; Jerzmanowska-Sienkiewiczowa Chemische Berichte, 1937 , vol. 70, p. 1672,1676

Precursor 3
114371-81-2 186581-53-3 114371-80-1
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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