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: 5,7-Diacetoxy-2H-1-benzopyran-2-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21524-17-4

21524-17-4 structure

21524-17-4 structure

Name: 5,7-Diacetoxy-2H-1-benzopyran-2-one
Chemical Name: 5,7-diacetoxychromen-2-one
CAS Number: 21524-17-4
Molecular Formula: C₁₃H₁₀O₆
Molecular Weight: 262.21500
Create Date: 2017-11-26 23:34:30
Modify Date: 2025-09-12 10:46:38

Name	5,7-diacetoxychromen-2-one
Synonyms	5,7-Diacetoxy-cumarin 5,7-diacetoxy-coumarin 5,7-diacetoxycoumarin 5,7-Diacetoxycoumarin 5,7-diacetoxy-chromen-2-one

Molecular Formula	C₁₃H₁₀O₆
Molecular Weight	262.21500
Exact Mass	262.04800
PSA	82.81000
LogP	1.64360

HS Code	2932209090

Precursor 0
DownStream 4
35590-41-1 33899-44-4 2732-18-5 59036-51-0

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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