65181-02-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65181-02-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,1,8 and 1 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 65181-02:
(7*6)+(6*5)+(5*1)+(4*8)+(3*1)+(2*0)+(1*2)=114
114 % 10 = 4
So 65181-02-4 is a valid CAS Registry Number.