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17439-05-3

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17439-05-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17439-05-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,4,3 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 17439-05:
(7*1)+(6*7)+(5*4)+(4*3)+(3*9)+(2*0)+(1*5)=113
113 % 10 = 3
So 17439-05-3 is a valid CAS Registry Number.

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