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155577-97-2

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155577-97-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155577-97-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,5,7 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 155577-97:
(8*1)+(7*5)+(6*5)+(5*5)+(4*7)+(3*7)+(2*9)+(1*7)=172
172 % 10 = 2
So 155577-97-2 is a valid CAS Registry Number.

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