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103749-25-3

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103749-25-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103749-25-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,7,4 and 9 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 103749-25:
(8*1)+(7*0)+(6*3)+(5*7)+(4*4)+(3*9)+(2*2)+(1*5)=113
113 % 10 = 3
So 103749-25-3 is a valid CAS Registry Number.

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