149339-28-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 149339-28-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,3,3 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 149339-28:
(8*1)+(7*4)+(6*9)+(5*3)+(4*3)+(3*9)+(2*2)+(1*8)=156
156 % 10 = 6
So 149339-28-6 is a valid CAS Registry Number.