173934-59-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173934-59-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,9,3 and 4 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 173934-59:
(8*1)+(7*7)+(6*3)+(5*9)+(4*3)+(3*4)+(2*5)+(1*9)=163
163 % 10 = 3
So 173934-59-3 is a valid CAS Registry Number.