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1008999-42-5

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1008999-42-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1008999-42-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,8,9,9 and 9 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1008999-42:
(9*1)+(8*0)+(7*0)+(6*8)+(5*9)+(4*9)+(3*9)+(2*4)+(1*2)=175
175 % 10 = 5
So 1008999-42-5 is a valid CAS Registry Number.

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