1616290-95-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1616290-95-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,6,2,9 and 0 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1616290-95:
(9*1)+(8*6)+(7*1)+(6*6)+(5*2)+(4*9)+(3*0)+(2*9)+(1*5)=169
169 % 10 = 9
So 1616290-95-9 is a valid CAS Registry Number.