12259-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12259-65-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,5 and 9 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 12259-65:
(7*1)+(6*2)+(5*2)+(4*5)+(3*9)+(2*6)+(1*5)=93
93 % 10 = 3
So 12259-65-3 is a valid CAS Registry Number.