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162100-50-7

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162100-50-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 162100-50-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,2,1,0 and 0 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 162100-50:
(8*1)+(7*6)+(6*2)+(5*1)+(4*0)+(3*0)+(2*5)+(1*0)=77
77 % 10 = 7
So 162100-50-7 is a valid CAS Registry Number.

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