156117-95-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156117-95-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,1,1 and 7 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 156117-95:
(8*1)+(7*5)+(6*6)+(5*1)+(4*1)+(3*7)+(2*9)+(1*5)=132
132 % 10 = 2
So 156117-95-2 is a valid CAS Registry Number.