649579-02-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 649579-02-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,9,5,7 and 9 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 649579-02:
(8*6)+(7*4)+(6*9)+(5*5)+(4*7)+(3*9)+(2*0)+(1*2)=212
212 % 10 = 2
So 649579-02-2 is a valid CAS Registry Number.