Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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4281-21-4

4281-21-4 structure

4281-21-4 structure

Name: 3-(3-oxo-1H-2-benzofuran-1-yl)-3H-2-benzofuran-1-one
Chemical Name: 3-(3-oxo-1H-2-benzofuran-1-yl)-3H-2-benzofuran-1-one
CAS Number: 4281-21-4
Molecular Formula: C₁₆H₁₀O₄
Molecular Weight: 266.24800
Create Date: 2017-01-12 21:08:17
Modify Date: 2025-08-21 17:45:35

Name	3-(3-oxo-1H-2-benzofuran-1-yl)-3H-2-benzofuran-1-one
Synonyms	1H,1'H-[1,1']Biisobenzofuranyl-3,3'-dion 1H,1'H-[1,1']biisobenzofuranyl-3,3'-dione 3-(3-oxohydroisobenzofuranyl)-3-hydroisobenzofuran-1-one 3,3'-biphthalide HMS1542L05 3-(3-phthalidyl)phthalide 3,3'-oxydiphthalide 3,3'-Biphthalide(7CI,8CI) diphthalide biphthalidyl MFCD00091116

Melting Point	262ºC(lit.)
Molecular Formula	C₁₆H₁₀O₄
Molecular Weight	266.24800
Exact Mass	266.05800
PSA	52.60000
LogP	2.80980

Precursor 0
DownStream 1
2975-71-5

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