49789-30-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 49789-30-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,7,8 and 9 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 49789-30:
(7*4)+(6*9)+(5*7)+(4*8)+(3*9)+(2*3)+(1*0)=182
182 % 10 = 2
So 49789-30-2 is a valid CAS Registry Number.