177915-59-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 177915-59-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,7,9,1 and 5 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 177915-59:
(8*1)+(7*7)+(6*7)+(5*9)+(4*1)+(3*5)+(2*5)+(1*9)=182
182 % 10 = 2
So 177915-59-2 is a valid CAS Registry Number.