1211519-66-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1211519-66-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,1,5,1 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1211519-66:
(9*1)+(8*2)+(7*1)+(6*1)+(5*5)+(4*1)+(3*9)+(2*6)+(1*6)=112
112 % 10 = 2
So 1211519-66-2 is a valid CAS Registry Number.