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101038-91-9

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101038-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 101038-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,0,3 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 101038-91:
(8*1)+(7*0)+(6*1)+(5*0)+(4*3)+(3*8)+(2*9)+(1*1)=69
69 % 10 = 9
So 101038-91-9 is a valid CAS Registry Number.

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