186973-04-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 186973-04-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,9,7 and 3 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 186973-04:
(8*1)+(7*8)+(6*6)+(5*9)+(4*7)+(3*3)+(2*0)+(1*4)=186
186 % 10 = 6
So 186973-04-6 is a valid CAS Registry Number.