1521271-24-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1521271-24-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,2,1,2,7 and 1 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1521271-24:
(9*1)+(8*5)+(7*2)+(6*1)+(5*2)+(4*7)+(3*1)+(2*2)+(1*4)=118
118 % 10 = 8
So 1521271-24-8 is a valid CAS Registry Number.