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253435-43-7

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253435-43-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 253435-43-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,4,3 and 5 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 253435-43:
(8*2)+(7*5)+(6*3)+(5*4)+(4*3)+(3*5)+(2*4)+(1*3)=127
127 % 10 = 7
So 253435-43-7 is a valid CAS Registry Number.

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