165315-01-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 165315-01-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,5,3,1 and 5 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 165315-01:
(8*1)+(7*6)+(6*5)+(5*3)+(4*1)+(3*5)+(2*0)+(1*1)=115
115 % 10 = 5
So 165315-01-5 is a valid CAS Registry Number.