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164728-89-6

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164728-89-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 164728-89-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,4,7,2 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 164728-89:
(8*1)+(7*6)+(6*4)+(5*7)+(4*2)+(3*8)+(2*8)+(1*9)=166
166 % 10 = 6
So 164728-89-6 is a valid CAS Registry Number.

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