1213626-45-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1213626-45-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,3,6,2 and 6 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1213626-45:
(9*1)+(8*2)+(7*1)+(6*3)+(5*6)+(4*2)+(3*6)+(2*4)+(1*5)=119
119 % 10 = 9
So 1213626-45-9 is a valid CAS Registry Number.