146581-02-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146581-02-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,5,8 and 1 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 146581-02:
(8*1)+(7*4)+(6*6)+(5*5)+(4*8)+(3*1)+(2*0)+(1*2)=134
134 % 10 = 4
So 146581-02-4 is a valid CAS Registry Number.