648433-65-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 648433-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,8,4,3 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 648433-65:
(8*6)+(7*4)+(6*8)+(5*4)+(4*3)+(3*3)+(2*6)+(1*5)=182
182 % 10 = 2
So 648433-65-2 is a valid CAS Registry Number.