49709-28-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 49709-28-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,7,0 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 49709-28:
(7*4)+(6*9)+(5*7)+(4*0)+(3*9)+(2*2)+(1*8)=156
156 % 10 = 6
So 49709-28-6 is a valid CAS Registry Number.