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4-hydroxy-7-phenethyl-pyrano[4,3-b]pyran-2,5-dione is a complex organic compound with a molecular formula of C16H12O5. It is a derivative of pyrano[4,3-b]pyran, a type of heterocyclic compound characterized by the presence of both pyran and pyranone rings. The molecule features a hydroxyl group at the 4-position, a phenethyl group at the 7-position, and two carbonyl groups at the 2 and 5 positions. 4-hydroxy-7-phenethyl-pyrano[4,3-b]pyran-2,5-dione is known for its potential applications in the pharmaceutical and chemical industries, particularly in the synthesis of various biologically active compounds. Its unique structure and functional groups make it an interesting target for further research and development in the field of organic chemistry.

5252-39-1

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5252-39-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5252-39-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,2,5 and 2 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 5252-39:
(6*5)+(5*2)+(4*5)+(3*2)+(2*3)+(1*9)=81
81 % 10 = 1
So 5252-39-1 is a valid CAS Registry Number.

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