13635-15-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13635-15-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,6,3 and 5 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 13635-15:
(7*1)+(6*3)+(5*6)+(4*3)+(3*5)+(2*1)+(1*5)=89
89 % 10 = 9
So 13635-15-9 is a valid CAS Registry Number.