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Ethanone, 1-(3-hydroxy-2-benzofuranyl)-, also known as 1-(3-hydroxy-2-benzofuranyl)ethanone or 3-hydroxy-2-benzofuranyl methyl ketone, is an organic compound with the chemical formula C9H8O3. It is a derivative of acetone, featuring a benzofuran ring with a hydroxyl group at the 3-position and a carbonyl group at the 1-position. Ethanone, 1-(3-hydroxy-2-benzofuranyl)- is characterized by its aromatic structure and functional groups, which contribute to its chemical properties and potential applications in various fields, such as pharmaceuticals and materials science.

5556-33-2

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5556-33-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5556-33-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,5,5 and 6 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 5556-33:
(6*5)+(5*5)+(4*5)+(3*6)+(2*3)+(1*3)=102
102 % 10 = 2
So 5556-33-2 is a valid CAS Registry Number.

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