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262616-78-4

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262616-78-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 262616-78-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,2,6,1 and 6 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 262616-78:
(8*2)+(7*6)+(6*2)+(5*6)+(4*1)+(3*6)+(2*7)+(1*8)=144
144 % 10 = 4
So 262616-78-4 is a valid CAS Registry Number.

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