187869-05-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187869-05-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,8,6 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 187869-05:
(8*1)+(7*8)+(6*7)+(5*8)+(4*6)+(3*9)+(2*0)+(1*5)=202
202 % 10 = 2
So 187869-05-2 is a valid CAS Registry Number.