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204637-79-6

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204637-79-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 204637-79-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,6,3 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 204637-79:
(8*2)+(7*0)+(6*4)+(5*6)+(4*3)+(3*7)+(2*7)+(1*9)=126
126 % 10 = 6
So 204637-79-6 is a valid CAS Registry Number.

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