186184-30-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 186184-30-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,1,8 and 4 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 186184-30:
(8*1)+(7*8)+(6*6)+(5*1)+(4*8)+(3*4)+(2*3)+(1*0)=155
155 % 10 = 5
So 186184-30-5 is a valid CAS Registry Number.