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163299-53-4

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163299-53-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 163299-53-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,2,9 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 163299-53:
(8*1)+(7*6)+(6*3)+(5*2)+(4*9)+(3*9)+(2*5)+(1*3)=154
154 % 10 = 4
So 163299-53-4 is a valid CAS Registry Number.

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