1913319-59-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1913319-59-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,1,3,3,1 and 9 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1913319-59:
(9*1)+(8*9)+(7*1)+(6*3)+(5*3)+(4*1)+(3*9)+(2*5)+(1*9)=171
171 % 10 = 1
So 1913319-59-1 is a valid CAS Registry Number.