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129762-45-4

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129762-45-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129762-45-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,7,6 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 129762-45:
(8*1)+(7*2)+(6*9)+(5*7)+(4*6)+(3*2)+(2*4)+(1*5)=154
154 % 10 = 4
So 129762-45-4 is a valid CAS Registry Number.

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