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17397-82-9

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17397-82-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17397-82-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,9 and 7 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 17397-82:
(7*1)+(6*7)+(5*3)+(4*9)+(3*7)+(2*8)+(1*2)=139
139 % 10 = 9
So 17397-82-9 is a valid CAS Registry Number.
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