164415-13-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 164415-13-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,4,4,1 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 164415-13:
(8*1)+(7*6)+(6*4)+(5*4)+(4*1)+(3*5)+(2*1)+(1*3)=118
118 % 10 = 8
So 164415-13-8 is a valid CAS Registry Number.