1219455-51-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1219455-51-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,4,5 and 5 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1219455-51:
(9*1)+(8*2)+(7*1)+(6*9)+(5*4)+(4*5)+(3*5)+(2*5)+(1*1)=152
152 % 10 = 2
So 1219455-51-2 is a valid CAS Registry Number.