186649-60-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 186649-60-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,6,4 and 9 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 186649-60:
(8*1)+(7*8)+(6*6)+(5*6)+(4*4)+(3*9)+(2*6)+(1*0)=185
185 % 10 = 5
So 186649-60-5 is a valid CAS Registry Number.