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4H-1-Benzopyran-4-one, 3,5,6,7,8-pentahydroxy-2-phenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

727388-91-2

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727388-91-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 727388-91-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,7,3,8 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 727388-91:
(8*7)+(7*2)+(6*7)+(5*3)+(4*8)+(3*8)+(2*9)+(1*1)=202
202 % 10 = 2
So 727388-91-2 is a valid CAS Registry Number.

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