17213-59-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17213-59-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,2,1 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 17213-59:
(7*1)+(6*7)+(5*2)+(4*1)+(3*3)+(2*5)+(1*9)=91
91 % 10 = 1
So 17213-59-1 is a valid CAS Registry Number.