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1164520-66-4

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1164520-66-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1164520-66-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,6,4,5,2 and 0 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1164520-66:
(9*1)+(8*1)+(7*6)+(6*4)+(5*5)+(4*2)+(3*0)+(2*6)+(1*6)=134
134 % 10 = 4
So 1164520-66-4 is a valid CAS Registry Number.

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