1211528-24-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1211528-24-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,1,5,2 and 8 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1211528-24:
(9*1)+(8*2)+(7*1)+(6*1)+(5*5)+(4*2)+(3*8)+(2*2)+(1*4)=103
103 % 10 = 3
So 1211528-24-3 is a valid CAS Registry Number.