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1286784-61-9

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1286784-61-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1286784-61-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,6,7,8 and 4 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1286784-61:
(9*1)+(8*2)+(7*8)+(6*6)+(5*7)+(4*8)+(3*4)+(2*6)+(1*1)=209
209 % 10 = 9
So 1286784-61-9 is a valid CAS Registry Number.

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