157481-64-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157481-64-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,4,8 and 1 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 157481-64:
(8*1)+(7*5)+(6*7)+(5*4)+(4*8)+(3*1)+(2*6)+(1*4)=156
156 % 10 = 6
So 157481-64-6 is a valid CAS Registry Number.