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1,1'-dioxo-4,4'-dichloro-3,3'-bipyridine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

97048-90-3

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97048-90-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97048-90-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,0,4 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 97048-90:
(7*9)+(6*7)+(5*0)+(4*4)+(3*8)+(2*9)+(1*0)=163
163 % 10 = 3
So 97048-90-3 is a valid CAS Registry Number.

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