12645-11-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12645-11-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,6,4 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 12645-11:
(7*1)+(6*2)+(5*6)+(4*4)+(3*5)+(2*1)+(1*1)=83
83 % 10 = 3
So 12645-11-3 is a valid CAS Registry Number.