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1009181-57-0

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1009181-57-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1009181-57-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,9,1,8 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1009181-57:
(9*1)+(8*0)+(7*0)+(6*9)+(5*1)+(4*8)+(3*1)+(2*5)+(1*7)=120
120 % 10 = 0
So 1009181-57-0 is a valid CAS Registry Number.

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